diff --git a/src/cmd/INIT/Mamfile b/src/cmd/INIT/Mamfile
index 2147f1c4a1e0..e4ff0f0b691f 100644
--- a/src/cmd/INIT/Mamfile
+++ b/src/cmd/INIT/Mamfile
@@ -20,65 +20,65 @@ note *
 make install virtual
 	make iffe
 		prev iffe.sh
-		exec - ${STDCP} iffe.sh iffe && ${STDCHMOD} u+w,+x iffe
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make mktest
 		prev mktest.sh
-		exec - ${STDCP} mktest.sh mktest && ${STDCHMOD} u+w,+x mktest
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make regress
 		prev regress.sh
-		exec - ${STDCP} regress.sh regress && ${STDCHMOD} u+w,+x regress
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make crossexec
 		prev crossexec.sh
-		exec - ${STDCP} crossexec.sh crossexec && ${STDCHMOD} u+w,+x crossexec
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make mkreq
 		prev mkreq.sh
-		exec - ${STDCP} mkreq.sh mkreq && ${STDCHMOD} u+w,+x mkreq
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make mkreq-maplib
 		prev mkreq-maplib.sh
-		exec - ${STDCP} mkreq-maplib.sh mkreq-maplib && ${STDCHMOD} u+w,+x mkreq-maplib
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make mprobe
 		prev mprobe.sh
-		exec - ${STDCP} mprobe.sh mprobe && ${STDCHMOD} u+w,+x mprobe
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make probe
 		make probe.sh
 			prev C+probe
 			prev make.probe
-			exec - ${STDCAT} C+probe make.probe > probe.sh
+			exec - ${STDCAT} ${^} > ${@}
 		done
-		exec - ${STDCP} probe.sh probe && ${STDCHMOD} u+w,+x probe
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	make ${INSTALLROOT}/bin
-		exec - mkdir -p ${INSTALLROOT}/bin
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/bin/iffe
 		prev iffe
-		exec - ${STDCP} -f iffe ${INSTALLROOT}/bin/iffe
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/bin/mkreq
 		prev mkreq
-		exec - ${STDCP} -f mkreq ${INSTALLROOT}/bin/mkreq
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/bin/mktest
 		prev mktest
-		exec - ${STDCP} -f mktest ${INSTALLROOT}/bin/mktest
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/bin/regress
 		prev regress
-		exec - ${STDCP} -f regress ${INSTALLROOT}/bin/regress
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGEROOT}/bin
 		exec - mkdir -p ${PACKAGEROOT}/bin
 	done
 	make ${INSTALLROOT}/bin/crossexec
 		prev crossexec
-		exec - ${STDCP} -f crossexec ${INSTALLROOT}/bin/crossexec
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/bin/proto
 		note *
@@ -86,7 +86,7 @@ make install virtual
 		note * that allows old Mamfiles containing proto commands to keep working.
 		note *
 		prev proto.sh
-		exec - ${STDCP} proto.sh ${INSTALLROOT}/bin/proto && ${STDCHMOD} u+w,+x ${INSTALLROOT}/bin/proto
+		exec - ${STDCP} ${<} ${@} && ${STDCHMOD} u+w,+x ${@}
 	done
 	note *
 	note * ksh93 function search on PATH
@@ -229,38 +229,38 @@ make install virtual
 	note * probe initialization
 	note *
 	make ${INSTALLROOT}/lib/probe/C
-		exec - mkdir -p ${INSTALLROOT}/lib/probe/C
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/probe
 		prev C+probe
-		exec - ${STDCP} -f C+probe ${INSTALLROOT}/lib/probe/C/probe
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/make
-		exec - mkdir -p ${INSTALLROOT}/lib/probe/C/make
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/pp
-		exec - mkdir -p ${INSTALLROOT}/lib/probe/C/pp
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/mam
-		exec - mkdir -p ${INSTALLROOT}/lib/probe/C/mam
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/mam/probe
 		prev mprobe
-		exec - ${STDCP} -f mprobe ${INSTALLROOT}/lib/probe/C/mam/probe
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/mam/mprobe
 		prev mprobe
-		exec - ${STDCP} -f mprobe ${INSTALLROOT}/lib/probe/C/mam/mprobe
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/probe/C/make/probe
 		prev probe
-		exec - ${STDCP} -f probe ${INSTALLROOT}/lib/probe/C/make/probe
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast
-		exec - mkdir -p ${INSTALLROOT}/include/ast
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	note *
 	note * check if -ldl is required
@@ -277,7 +277,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : dl : dl.c : dl
 		done
-		exec - ${STDCP} -f dl.req ${INSTALLROOT}/lib/lib/dl
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	note *
 	note * requiring these is a botch
@@ -288,7 +288,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : iconv : iconv.c : iconv
 		done
-		exec - ${STDCP} -f iconv.req ${INSTALLROOT}/lib/lib/iconv
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/w
 		make w.req
@@ -297,7 +297,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : w : w.c w2.c : w
 		done
-		exec - ${STDCP} -f w.req ${INSTALLROOT}/lib/lib/w
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	note *
 	note * miscellaneous -l* checks
@@ -308,7 +308,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : intl : intl.c : intl
 		done
-		exec - ${STDCP} -f intl.req ${INSTALLROOT}/lib/lib/intl
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/m
 		make m.req
@@ -321,7 +321,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : m : m.c m2.c m3.c m4.c m5.c m6.c : m
 		done
-		exec - ${STDCP} -f m.req ${INSTALLROOT}/lib/lib/m
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/nsl
 		make nsl.req
@@ -329,7 +329,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : nsl : nsl.c : nsl
 		done
-		exec - ${STDCP} -f nsl.req ${INSTALLROOT}/lib/lib/nsl
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	note *
 	note * what was sco smoking
@@ -344,7 +344,7 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : socket : socket.c nsl.c : socket
 		done
-		exec - ${STDCP} -f socket.req ${INSTALLROOT}/lib/lib/socket
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	note *
 	note * more substance abuse
@@ -367,17 +367,17 @@ make install virtual
 			prev mkreq-maplib
 			exec - mkreq-maplib ${CC} : dbm : db.c gdbm.c gdbm1.c gdbm2.c : db gdbm_compat gdbm ndbm dbm
 		done
-		exec - ${STDCP} -f dbm.req ${INSTALLROOT}/lib/lib/dbm
+		exec - ${STDCP} -f ${<} ${@}
 	done
 done install
 make test dontcare virtual
 	make test.iffe virtual
 		prev iffe.tst
-		exec - regress iffe.tst iffe
+		exec - regress ${<} iffe
 	done
 	make test.mamake virtual
 		prev mamake.tst
 		exec - : testing non-libast mamake at $PWD/mamake :
-		exec - regress mamake.tst mamake
+		exec - regress ${<} mamake
 	done
 done test
diff --git a/src/cmd/INIT/README-mamake.md b/src/cmd/INIT/README-mamake.md
index 9192c7a54b27..affc5ab54938 100644
--- a/src/cmd/INIT/README-mamake.md
+++ b/src/cmd/INIT/README-mamake.md
@@ -41,6 +41,7 @@ ksh 93u+m made a number of changes to `mamake` that make it easier to maintain M
   produces a deprecation warning; please append them to `make` instead.
 * Repeating the rule name in the `done` commnand is now optional so that
   a simple `done` also works to terminate the current rule.
+* The automatic variables `${@}`, `${<}`, `${^}` and `${?}` have been added.
 
 In addition, the following two simple shell scripts are now provided to aid
 in maintaining and modernising Mamfiles:
@@ -175,6 +176,25 @@ Beware: there is no reference loop detection.
 
 [`TODO`: figure out and document advanced expansion syntax supported by `substitute()` in `mamake.c`]
 
+#### Automatic variables ####
+
+The following variables are set and updated automatically.
+They are inspired by similar variables in `make` implementations,
+but since `mamake` is different, so are these variables.
+
+`${@}` is the name of the rule currently being made.
+
+`${<}` is the name of the prerequisite rule (`make`…`done` or `prev`)
+that was *last* processed within the current rule.
+
+`${^}` is a space-separated list of names of all the current rule's
+previously processed prerequisites.
+
+`${?}` is a space-separate list of the current rule's previously processed
+prerequisites that have been updated by a shell action (see `exec` below)
+during the current `mamake` run. Prequisites that were already up to date,
+or prerequisites that do not contain a shell action, are not included.
+
 ### Shell actions ###
 
 `exec` `-` *code*
@@ -189,6 +209,9 @@ Before adding each line of code to the script,
 MAM variable references (see **MAM variables** above)
 are expanded; their literal values are inserted into the *code* line
 (beware: no quoting is applied!).
+Because variables are expanded when the line is encountered, the value
+of the automatic variables for any `exec` line depends on the position
+of the line in the rule.
 
 After MAM variable expansion, viewpathing is applied: each word
 (separated by space, tab, newline, `;`, `(`, `)`, `` ` ``, `|`, `&` or `=`)
@@ -200,9 +223,9 @@ When `mamake` encounters the `done` command,
 the script is executed by the shell whose path is in the `SHELL` environment variable
 or, absent that, by `/bin/sh`.
 Before executing the script, a trace header in the following format is added to the log:
-```
-# path/to/Mamfile: startline-endline: rule
-```
+
+    # path/to/Mamfile: startline-endline: rule
+
 During script execution, shell action comands are traced using the
 shell's xtrace option, unless the rule has the `notrace` attribute.
 
diff --git a/src/cmd/INIT/mamake.c b/src/cmd/INIT/mamake.c
index 395b6bed2271..12a08102f51a 100644
--- a/src/cmd/INIT/mamake.c
+++ b/src/cmd/INIT/mamake.c
@@ -27,7 +27,7 @@
  * coded for portability
  */
 
-#define RELEASE_DATE "2024-02-05"
+#define RELEASE_DATE "2024-02-10"
 static char id[] = "\n@(#)$Id: mamake (ksh 93u+m) " RELEASE_DATE " $\0\n";
 
 #if _PACKAGE_ast
@@ -182,6 +182,7 @@ static const char usage[] =
 #define RULE_made	0x0080		/* already made			*/
 #define RULE_virtual	0x0100		/* not a file			*/
 #define RULE_notrace	0x0200		/* do not xtrace shell action	*/
+#define RULE_updated	0x0400		/* rule was outdated and remade */
 
 #define STREAM_KEEP	0x0001		/* don't fclose() on pop()	*/
 #define STREAM_MUST	0x0002		/* push() file must exist	*/
@@ -297,6 +298,12 @@ static unsigned long	make(Rule_t*);
 
 static char		mamfile[] = "Mamfile";
 static char		sh[] = "/bin/sh";
+static char		empty[] = "";
+
+static Dict_item_t*	auto_making;	/* ${@} - name of rule being made */
+static Dict_item_t*	auto_prev;	/* ${<} - name of last prerequisite */
+static Dict_item_t*	auto_allprev;	/* ${^} - space-separated names of all prerequisites */
+static Dict_item_t*	auto_updprev;	/* ${?} - space-separated names of updated prerequisites */
 
 extern char**		environ;
 
@@ -480,22 +487,35 @@ append(Buf_t* buf, char* str)
 }
 
 /*
+ * realloc for strings (with support for non-allocated empty string):
  * allocate space for s and return the copy
  */
 
 static char*
-duplicate(char* s)
+reduplicate(char* orig, char* s)
 {
 	char*	t;
 	int	n;
 
 	n = strlen(s);
-	if (!(t = newof(0, char, n, 1)))
+	if (n == 0)
+	{
+		if (orig && orig != empty)
+			free(orig);
+		return empty;
+	}
+	if (!(t = realloc(orig == empty ? NULL : orig, n + 1)))
 		report(3, "out of memory [duplicate]", s, 0);
 	strcpy(t, s);
 	return t;
 }
 
+static char*
+duplicate(char* s)
+{
+	return reduplicate(NULL, s);
+}
+
 /*
  * open a new dictionary
  */
@@ -593,7 +613,7 @@ search(Dict_t* dict, char* name, void* value)
 		root->left = lroot;
 		root->right = rroot;
 		dict->root = root;
-		return value ? root->name : root->value;
+		return value ? root : root->value;
 	}
 	if (left)
 	{
@@ -651,7 +671,7 @@ rule(char* name)
 	{
 		if (!(r = newof(0, Rule_t, 1, 0)))
 			report(3, "out of memory [rule]", name, 0);
-		r->name = (char*)search(state.rules, name, r);
+		r->name = ((Dict_item_t*)search(state.rules, name, r))->name;
 		r->line = state.sp ? state.sp->line : 0;
 	}
 	return r;
@@ -836,7 +856,7 @@ substitute(Buf_t* buf, char* s)
 		{
 			b = s - 1;
 			i = 1;
-			for (n = *(t = ++s) == '-' ? 0 : '-'; (c = *s) && c != '?' && c != '+' && c != n && c != ':' && c != '=' && c != '[' && c != '}'; s++)
+			for (n = *(t = ++s) == '-' ? 0 : '-'; (c = *s) && (c != '?' || s == t) && c != '+' && c != n && c != ':' && c != '=' && c != '[' && c != '}'; s++)
 				if (!isalnum(c) && c != '_')
 					i = 0;
 			*s = 0;
@@ -1154,9 +1174,7 @@ push(char* file, Stdio_t* fp, int flags)
 		{
 			if (!(state.sp->fp = fopen(path, "r")))
 				report(3, "cannot read", path, 0);
-			if (state.sp->file)
-				free(state.sp->file);
-			state.sp->file = duplicate(path);
+			state.sp->file = reduplicate(state.sp->file, path);
 			drop(buf);
 		}
 		else
@@ -1754,6 +1772,7 @@ make(Rule_t* r)
 			{
 				char	*fname = state.sp->file, *rname = r->name, *rnamepre = "", *val;
 				int	len;
+
 				/* show a nice trace header */
 				/* ...mamfile path: make relative to ${PACKAGEROOT} */
 				if (*fname == '/'
@@ -1767,6 +1786,7 @@ make(Rule_t* r)
 					rname += len, rnamepre = "${INSTALLROOT}";
 				fprintf(stderr, "\n# %s: %lu-%lu: make %s%s\n",
 					fname, r->line, state.sp->line, rnamepre, rname);
+
 				/* -e option */
 				if (state.explain)
 				{
@@ -1777,12 +1797,12 @@ make(Rule_t* r)
 					else
 						fprintf(stderr, "target [%lu] older than prerequisites [%lu]\n", r->time, z);
 				}
-				/* expand MAM variables in the shell action */
-				substitute(buf, use(cmd));
+
 				/* run the shell action */
-				x = run(r, use(buf));
+				x = run(r, use(cmd));
 				if (z < x)
 					z = x;
+				r->flags |= RULE_updated;
 			}
 			r->flags |= RULE_made;
 			if (!(r->flags & (RULE_dontcare|RULE_error|RULE_exists|RULE_generated|RULE_implicit|RULE_virtual)))
@@ -1802,21 +1822,61 @@ make(Rule_t* r)
 					add(cmd, '\n');
 				else
 					cmd = buffer();
-				append(cmd, v);
+				/* expand MAM vars now for each line, and not for the entire script at 'done',
+				 * to avoid confusing behaviour of automatic variables such as ${<} */
+				append(cmd, expand(buf, v));
 			}
 			continue;
 		case KEY('m','a','k','e'):
-			q = rule(expand(buf, t));
+		{
+			char *rulename = expand(buf, t);
+			q = rule(rulename);
 			if (!q->making)
 			{
+				char *save_making = auto_making->value;
+				char *save_allprev = auto_allprev->value;
+				char *save_updprev = auto_updprev->value;
+
+				/* set ${@}; empty ${?}, ${^} and ${<} */
+				rulename = duplicate(rulename);
+				auto_making->value = rulename;
+				auto_updprev->value = empty;
+				auto_allprev->value = empty;
+				auto_prev->value = reduplicate(auto_prev->value, empty);
+
+				/* make the target */
 				attributes(q, v);
 				x = make(q);
 				if (!(q->flags & RULE_ignore) && z < x)
 					z = x;
 				if (q->flags & RULE_error)
 					r->flags |= RULE_error;
+
+				/* set ${<} */
+				auto_prev->value = reduplicate(auto_prev->value, rulename);
+				/* restore ${^}, append to it */
+				if (*save_allprev)
+					append(buf, save_allprev), add(buf, ' ');
+				append(buf, rulename);
+				if (save_allprev != empty)
+					free(save_allprev);
+				auto_allprev->value = reduplicate(auto_allprev->value, use(buf));
+				/* restore ${?}, append to it if rule was updated */
+				if (q->flags & RULE_updated)
+				{
+					if (save_updprev != empty)
+						append(buf, save_updprev), add(buf, ' ');
+					append(buf, rulename);
+					save_updprev = reduplicate(save_updprev, use(buf));
+				}
+				if (auto_updprev->value != empty)
+					free(auto_updprev->value);
+				auto_updprev->value = save_updprev;
+				/* restore ${@} */
+				auto_making->value = save_making;
 			}
 			continue;
+		}
 		case KEY('p','r','e','v'):
 		{
 			char *name = expand(buf, t);
@@ -1847,6 +1907,21 @@ make(Rule_t* r)
 				report(-2, q->name, "prev", q->time);
 				state.indent--;
 			}
+			/* set ${<} */
+			auto_prev->value = name = reduplicate(auto_prev->value, name);
+			/* append to ${^} */
+			if (auto_allprev->value != empty)
+				append(buf, auto_allprev->value), add(buf, ' ');
+			append(buf, name);
+			auto_allprev->value = reduplicate(auto_allprev->value, use(buf));
+			/* append to ${?} if rule was updated */
+			if (q->flags & RULE_updated)
+			{
+				if (auto_updprev->value != empty)
+					append(buf, auto_updprev->value), add(buf, ' ');
+				append(buf, name);
+				auto_updprev->value = reduplicate(auto_updprev->value, use(buf));
+			}
 			continue;
 		}
 		case KEY('s','e','t','v'):
@@ -2373,6 +2448,15 @@ main(int argc, char** argv)
 		}
 	}
 
+	/*
+	 * initialize the automatic variables
+	 */
+
+	auto_making = search(state.vars, "@", empty);
+	auto_prev = search(state.vars, "<", empty);
+	auto_allprev = search(state.vars, "^", empty);
+	auto_updprev = search(state.vars, "?", empty);
+
 	/*
 	 * grab the command line targets and variable definitions
 	 */
diff --git a/src/cmd/builtin/Mamfile b/src/cmd/builtin/Mamfile
index 4af7011466f8..f0f0e997813b 100644
--- a/src/cmd/builtin/Mamfile
+++ b/src/cmd/builtin/Mamfile
@@ -17,7 +17,7 @@ setv IFFEFLAGS
 setv LDFLAGS
 make .INIT dontcare virtual
 	prev ${PACKAGE_ast_INCLUDE}/cmdlist.h
-	exec - sed -e '/^CMDLIST(.*)$/!d' -e 's/CMDLIST(\(.*\))/\1/' -e '/^getconf$/d' -e '/^ln$/d' -e '/^mv$/d' -e '/^md5sum$/d' -e '/^sum$/d' ${PACKAGE_ast_INCLUDE}/cmdlist.h
+	exec - sed -e '/^CMDLIST(.*)$/!d' -e 's/CMDLIST(\(.*\))/\1/' -e '/^getconf$/d' -e '/^ln$/d' -e '/^mv$/d' -e '/^md5sum$/d' -e '/^sum$/d' ${<}
 	bind -lcmd
 done .INIT
 make install virtual
@@ -26,7 +26,7 @@ make install virtual
 			make pty.c
 				make FEATURE/pty implicit
 					prev features/pty
-					exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libast} ${mam_libcmd} : run features/pty
+					exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libast} ${mam_libcmd} : run ${<}
 				done
 				prev ${PACKAGE_ast_INCLUDE}/ast_time.h implicit
 				make ${PACKAGE_ast_INCLUDE}/vmalloc.h implicit
@@ -109,19 +109,18 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done
 			done pty.c
-			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""builtin"\" -DCMD_STANDALONE=b_pty -c pty.c
+			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""builtin"\" -DCMD_STANDALONE=b_pty -c ${<}
 		done pty.o
 		bind -lutil dontcare
 		exec - ${CC} ${CCLDFLAGS} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS} ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -o pty pty.o ${mam_libutil} ${mam_libast} ${mam_libcmd}
 	done pty
 	make ${INSTALLROOT}/bin
-		exec - mkdir -p ${INSTALLROOT}/bin
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/bin/pty
 		prev pty
 		note * macOS throws code signature error if 'cp' overwrites Mach-O binary; must remove first
-		exec - ${STDRM} -f ${INSTALLROOT}/bin/pty &&
-		exec - ${STDCP} pty ${INSTALLROOT}/bin/pty
+		exec - ${STDRM} -f ${@} && ${STDCP} ${<} ${@}
 	done
 done install
 make test dontcare virtual
diff --git a/src/cmd/ksh93/Mamfile b/src/cmd/ksh93/Mamfile
index e5fb9a828630..7e59ce13653a 100644
--- a/src/cmd/ksh93/Mamfile
+++ b/src/cmd/ksh93/Mamfile
@@ -32,8 +32,7 @@ make install virtual
 		make shopt.h notrace implicit
 			make FEATURE/options implicit
 				prev features/options
-				prev shell.req
-				exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/options
+				exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 			done
 			prev SHOPT.sh
 			prev Mamfile
@@ -115,13 +114,13 @@ make install virtual
 			make sh/pmain.c
 				make FEATURE/externs implicit
 					prev features/externs
-					exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/externs
+					exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 				done
 				make include/shell.h implicit
 					make include/fault.h implicit
 						make FEATURE/sigfeatures implicit
 							prev features/sigfeatures
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/sigfeatures
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 						done
 						make ${PACKAGE_ast_INCLUDE}/sfio.h implicit
 							prev ${PACKAGE_ast_INCLUDE}/sfio_s.h implicit
@@ -224,10 +223,9 @@ make install virtual
 				done
 				prev shopt.h
 			done
-			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/pmain.c
+			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 		done pmain.o
 		make libshell.a
-			prev shell.req
 			make cd_pwd.o
 				make bltins/cd_pwd.c
 					make include/test.h implicit
@@ -254,7 +252,7 @@ make install virtual
 						prev include/shtable.h
 						make FEATURE/dynamic implicit
 							prev features/dynamic
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/dynamic
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 							prev ${PACKAGE_ast_INCLUDE}/dlldefs.h
 						done
 						prev ${PACKAGE_ast_INCLUDE}/option.h
@@ -273,7 +271,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/cd_pwd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make cflow.o
 				make bltins/cflow.c
@@ -287,14 +285,14 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/cflow.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make enum.o
 				make bltins/enum.c
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/enum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make getopts.o
 				make bltins/getopts.c
@@ -305,7 +303,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/getopts.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make hist.o
 				make bltins/hist.c
@@ -314,17 +312,17 @@ make install virtual
 						make include/terminal.h implicit
 							make FEATURE/ttys implicit
 								prev features/ttys
-								exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/ttys
+								exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 							done
 						done
 						prev ${PACKAGE_ast_INCLUDE}/sig.h
 						make FEATURE/locale implicit
 							prev features/locale
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/locale
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 						done
 						make FEATURE/cmds implicit
 							prev features/cmds
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/cmds
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 						done
 					done
 					prev include/builtins.h
@@ -340,7 +338,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/hist.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make misc.o
 				make bltins/misc.c
@@ -373,7 +371,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/misc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make mkservice.o
 				make bltins/mkservice.c
@@ -383,7 +381,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DSH_DICT=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/mkservice.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DSH_DICT=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make print.o
 				make bltins/print.c
@@ -416,7 +414,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/print.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make read.o
 				make bltins/read.c
@@ -437,13 +435,13 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/read.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make sleep.o
 				make bltins/sleep.c
 					make FEATURE/poll implicit
 						prev features/poll
-						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/poll
+						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 					done
 					prev FEATURE/time
 					prev include/builtins.h
@@ -452,7 +450,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/sleep.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make trap.o
 				make bltins/trap.c
@@ -461,7 +459,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/trap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make test.o
 				make bltins/test.c
@@ -478,7 +476,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/test.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make typeset.o
 				make bltins/typeset.c
@@ -492,14 +490,14 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/typeset.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make ulimit.o
 				make bltins/ulimit.c
 					make include/ulimit.h implicit
 						make FEATURE/rlimits implicit
 							prev features/rlimits
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/rlimits
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<}
 						done
 						prev FEATURE/time
 					done
@@ -511,7 +509,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/ulimit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make umask.o
 				make bltins/umask.c
@@ -523,7 +521,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/umask.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make whence.o
 				make bltins/whence.c
@@ -541,7 +539,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/whence.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make main.o
 				make sh/main.c
@@ -565,7 +563,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -DSH_DICT=${SH_DICT} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/main.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -DSH_DICT=${SH_DICT} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make nvdisc.o
 				make sh/nvdisc.c
@@ -577,7 +575,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/nvdisc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make nvtype.o
 				make sh/nvtype.c
@@ -587,7 +585,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/nvtype.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make arith.o
 				make sh/arith.c
@@ -599,7 +597,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/arith.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make args.o
 				make sh/args.c
@@ -614,7 +612,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/args.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make array.o
 				make sh/array.c
@@ -622,7 +620,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/array.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make completion.o
 				make edit/completion.c
@@ -635,7 +633,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/completion.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make defs.o
 				make sh/defs.c
@@ -646,7 +644,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/defs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make edit.o
 				make edit/edit.c
@@ -664,7 +662,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/edit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make expand.o
 				make sh/expand.c
@@ -687,7 +685,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/expand.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make regress.o
 				make bltins/regress.c
@@ -699,7 +697,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c bltins/regress.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make fault.o
 				make sh/fault.c
@@ -716,7 +714,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/fault.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make fcin.o
 				make sh/fcin.c
@@ -726,7 +724,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/fcin.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make history.o
 				make edit/history.c
@@ -744,7 +742,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/history.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make init.o
 				make sh/init.c
@@ -772,7 +770,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/init.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make io.o
 				make sh/io.c
@@ -795,7 +793,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/io.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make jobs.o
 				make sh/jobs.c
@@ -809,7 +807,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/jobs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make lex.o
 				make sh/lex.c
@@ -826,7 +824,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/lex.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make macro.o
 				make sh/macro.c
@@ -844,7 +842,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/macro.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make name.o
 				make sh/name.c
@@ -859,7 +857,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/name.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make nvtree.o
 				make sh/nvtree.c
@@ -869,7 +867,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/nvtree.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make parse.o
 				make sh/parse.c
@@ -885,7 +883,7 @@ make install virtual
 					prev include/version.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/parse.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make path.o
 				make sh/path.c
@@ -905,7 +903,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/path.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make string.o
 				make sh/string.c
@@ -919,7 +917,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/string.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make streval.o
 				make sh/streval.c
@@ -928,7 +926,7 @@ make install virtual
 					prev include/streval.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/streval.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make subshell.o
 				make sh/subshell.c
@@ -943,7 +941,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/subshell.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make tdump.o
 				make sh/tdump.c
@@ -954,7 +952,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/tdump.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make timers.o
 				make sh/timers.c
@@ -967,7 +965,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/timers.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make trestore.o
 				make sh/trestore.c
@@ -978,14 +976,14 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/trestore.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make waitevent.o
 				make sh/waitevent.c
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/waitevent.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make xec.o
 				make sh/xec.c
@@ -1006,7 +1004,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/xec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make limits.o
 				make data/limits.c
@@ -1014,7 +1012,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -c data/limits.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -c ${<}
 			done
 			make msg.o
 				make data/msg.c
@@ -1030,15 +1028,16 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/msg.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make strdata.o
 				make data/strdata.c
 					make FEATURE/math implicit
+						prev ${PACKAGE_ast_INCLUDE}/ast_float.h
 						make features/math.sh
 							prev data/math.tab implicit
 						done
-						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run features/math.sh ${PACKAGEROOT}/src/cmd/ksh93/data/math.tab
+						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdll} ${mam_libcmd} ${mam_libast} ${mam_libm} ${mam_libnsl} : run ${<} data/math.tab
 						prev ${PACKAGE_ast_INCLUDE}/ast_standards.h implicit
 						make ${INSTALLROOT}/src/lib/libast/FEATURE/float implicit
 							prev ${INSTALLROOT}/src/lib/libast/FEATURE/standards implicit
@@ -1049,7 +1048,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast_standards.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/strdata.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${SH_CMDLIB_DIR+-DSH_CMDLIB_DIR=${SH_CMDLIB_DIR}} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make testops.o
 				make data/testops.c
@@ -1058,7 +1057,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/testops.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make keywords.o
 				make data/keywords.c
@@ -1066,7 +1065,7 @@ make install virtual
 					prev include/shell.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/keywords.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make options.o
 				make data/options.c
@@ -1075,7 +1074,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/options.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make signals.o
 				make data/signals.c
@@ -1083,7 +1082,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/signals.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make aliases.o
 				make data/aliases.c
@@ -1091,7 +1090,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/aliases.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make builtins.o
 				make data/builtins.c
@@ -1106,7 +1105,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/builtins.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -DSH_DICT=${SH_DICT} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make variables.o
 				make data/variables.c
@@ -1120,7 +1119,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c data/variables.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make lexstates.o
 				make data/lexstates.c
@@ -1128,7 +1127,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -c data/lexstates.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -c ${<}
 			done
 			make emacs.o
 				make edit/emacs.c
@@ -1141,7 +1140,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/emacs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make vi.o
 				make edit/vi.c
@@ -1155,7 +1154,7 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/vi.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
 			make hexpand.o
 				make edit/hexpand.c
@@ -1163,11 +1162,13 @@ make install virtual
 					prev include/defs.h
 					prev shopt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c edit/hexpand.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 			done
-			exec - ${AR} rc libshell.a cd_pwd.o cflow.o enum.o getopts.o hist.o misc.o mkservice.o print.o read.o sleep.o trap.o test.o typeset.o ulimit.o umask.o whence.o main.o nvdisc.o nvtype.o arith.o args.o array.o completion.o defs.o edit.o expand.o regress.o fault.o fcin.o
-			exec - ${AR} rc libshell.a history.o init.o io.o jobs.o lex.o macro.o name.o nvtree.o parse.o path.o string.o streval.o subshell.o tdump.o timers.o trestore.o waitevent.o xec.o limits.o msg.o strdata.o testops.o keywords.o options.o signals.o aliases.o builtins.o variables.o lexstates.o emacs.o vi.o hexpand.o
-			exec - (ranlib libshell.a) >/dev/null 2>&1 || true
+			exec - if	test -f ${@}
+			exec - then	${AR} rc ${@} ${?}  # add changed *.o
+			exec - else	${AR} rc ${@} ${^}  # add all *.o
+			exec - fi || exit
+			exec - (ranlib ${@}) >/dev/null 2>&1 || true
 		done libshell.a
 		bind -lshell
 		exec - ${CC} ${CCLDFLAGS} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS} ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -o ksh pmain.o ${mam_libshell} ${mam_libnsl} ${mam_libast} ${mam_libm}
@@ -1183,7 +1184,7 @@ make install virtual
 				prev include/version.h
 				prev shopt.h
 			done
-			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DSH_DICT=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c sh/shcomp.c
+			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -I${PACKAGE_ast_INCLUDE} -DSH_DICT=${SH_DICT} -D_API_ast=20100309 -DERROR_CONTEXT_T=Error_context_t -c ${<}
 		done
 		prev ksh
 		exec - ${CC} ${CCLDFLAGS} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS} ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -o shcomp shcomp.o ${mam_libshell} ${mam_libnsl} ${mam_libast} ${mam_libm}
@@ -1193,102 +1194,100 @@ make install virtual
 	done
 	prev libshell.a
 	make ${INSTALLROOT}/bin
-		exec - mkdir -p ${INSTALLROOT}/bin
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/bin/ksh
 		prev ksh
 		note * macOS throws code signature error if 'cp' overwrites Mach-O binary; must remove first
-		exec - ${STDRM} -f ${INSTALLROOT}/bin/ksh &&
-		exec - ${STDCP} ksh ${INSTALLROOT}/bin/ksh
+		exec - ${STDRM} -f ${@} && ${STDCP} ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man1
-		exec - mkdir -p ${INSTALLROOT}/man/man1
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/man/man1/sh.1
 		prev sh.1
-		exec - ${STDCP} -f sh.1 ${INSTALLROOT}/man/man1/sh.1
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib
-		exec - mkdir -p ${INSTALLROOT}/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/libshell.a
 		prev libshell.a
-		exec - ${STDCP} -f libshell.a ${INSTALLROOT}/lib/libshell.a
-		exec - (ranlib ${INSTALLROOT}/lib/libshell.a) >/dev/null 2>&1 || true
+		exec - ${STDCP} -f ${<} ${@} || exit
+		exec - (ranlib ${@}) >/dev/null 2>&1 || true
 	done
 	make ${INSTALLROOT}/man/man3
-		exec - mkdir -p ${INSTALLROOT}/man/man3
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/man/man3/shell.3
 		prev shell.3
-		exec - ${STDCP} -f shell.3 ${INSTALLROOT}/man/man3/shell.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/nval.3
 		prev nval.3
-		exec - ${STDCP} -f nval.3 ${INSTALLROOT}/man/man3/nval.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/shell
 		prev shell.req
-		exec - ${STDCP} -f shell.req ${INSTALLROOT}/lib/lib/shell
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}
 		exec - mkdir -p ${PACKAGE_ast_INCLUDE}
 	done
 	make ${PACKAGE_ast_INCLUDE}/nval.h
 		prev include/nval.h
-		exec - ${STDCP} -f include/nval.h ${PACKAGE_ast_INCLUDE}/nval.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}/shell.h
 		prev include/shell.h
-		exec - ${STDCP} -f include/shell.h ${PACKAGE_ast_INCLUDE}/shell.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}/history.h
 		prev include/history.h
-		exec - ${STDCP} -f include/history.h ${PACKAGE_ast_INCLUDE}/history.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/bin/shcomp
 		prev shcomp
 		note * macOS throws code signature error if 'cp' overwrites Mach-O binary; must remove first
-		exec - ${STDRM} -f ${INSTALLROOT}/bin/shcomp &&
-		exec - ${STDCP} shcomp ${INSTALLROOT}/bin/shcomp
+		exec - ${STDRM} -f ${@} && ${STDCP} ${<} ${@}
 	done
 	make ${INSTALLROOT}/fun
-		exec - mkdir -p ${INSTALLROOT}/fun
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/fun/autocd
 		prev fun/autocd
-		exec - ${STDCP} -f fun/autocd ${INSTALLROOT}/fun/autocd && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/autocd
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/cd
 		prev fun/cd
-		exec - ${STDCP} -f fun/cd ${INSTALLROOT}/fun/cd && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/cd
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/dirs
 		prev fun/dirs
-		exec - ${STDCP} -f fun/dirs ${INSTALLROOT}/fun/dirs && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/dirs
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/man
 		prev fun/man
-		exec - ${STDCP} -f fun/man ${INSTALLROOT}/fun/man && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/man
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/mcd
 		prev fun/mcd
-		exec - ${STDCP} -f fun/mcd ${INSTALLROOT}/fun/mcd && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/mcd
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/popd
 		prev fun/popd
-		exec - ${STDCP} -f fun/popd ${INSTALLROOT}/fun/popd && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/popd
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make ${INSTALLROOT}/fun/pushd
 		prev fun/pushd
-		exec - ${STDCP} -f fun/pushd ${INSTALLROOT}/fun/pushd && ${STDCHMOD} ugo+x ${INSTALLROOT}/fun/pushd
+		exec - ${STDCP} -f ${<} ${@} && ${STDCHMOD} ugo+x ${@}
 	done
 	make announce_build_done notrace virtual
 		prev ksh
-		exec - ksh -c 'print \# KornShell $KSH_VERSION '
+		exec - ${<} -c 'print \# KornShell $KSH_VERSION '
 		exec - echo "# Type 'bin/package use' to try it out"
 	done
 done install
diff --git a/src/lib/libast/Mamfile b/src/lib/libast/Mamfile
index fd0f9eb0ca31..c31c20594c2e 100644
--- a/src/lib/libast/Mamfile
+++ b/src/lib/libast/Mamfile
@@ -63,253 +63,253 @@ make install virtual
 			exec -	else	${STDMV} -f releaseflags.h.new releaseflags.h
 			exec -	fi
 		done
-		make libast.a
-			make ast.req
-				make ast_standards.h implicit
-					make FEATURE/standards
-						prev features/standards
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/standards
-					done
-					exec - ${STDCP} -f FEATURE/standards ast_standards.h
-				done
-				make FEATURE/lib
-					prev features/lib
-					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/lib
-				done
-				make FEATURE/common
-					prev features/common
-					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/common
-				done
-				make FEATURE/param
-					prev features/param.sh
-					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/param.sh
-					make std/endian.h implicit dontcare
-						make std/bytesex.h implicit dontcare
-							make ast_common.h implicit dontcare
-								prev FEATURE/common
-								exec - sed '/define _def_map_ast/d' < FEATURE/common > ast_common.h
-								make ast_map.h implicit dontcare
-									make FEATURE/map
-										make features/map.c
-											make FEATURE/api implicit
-												prev features/api
-												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/api
-											done
-											make FEATURE/eaccess implicit
-												prev features/eaccess
-												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/eaccess
-											done
-											make FEATURE/vmalloc implicit
-												prev features/vmalloc
-												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/vmalloc
-												make FEATURE/mmap implicit
-													prev features/mmap
-													exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/mmap
-												done
-											done
-											make FEATURE/options implicit
-												prev features/options
-												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/options
+		make ast.req
+			make ast_standards.h implicit
+				make FEATURE/standards
+					prev features/standards
+					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+				done
+				exec - ${STDCP} -f ${<} ${@}
+			done
+			make FEATURE/lib
+				prev features/lib
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+			done
+			make FEATURE/common
+				prev features/common
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+			done
+			make FEATURE/param
+				prev features/param.sh
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+				make std/endian.h implicit dontcare
+					make std/bytesex.h implicit dontcare
+						make ast_common.h implicit dontcare
+							prev FEATURE/common
+							exec - sed '/define _def_map_ast/d' < ${<} > ${@}
+							make ast_map.h implicit dontcare
+								make FEATURE/map
+									make features/map.c
+										make sig.h implicit
+											make FEATURE/sig
+												prev features/sig.sh
+												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 											done
-											make sig.h implicit
-												make FEATURE/sig
-													prev features/sig.sh
-													exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/sig.sh
-												done
-												exec - ${STDCP} -f FEATURE/sig sig.h
+											exec - ${STDCP} -f ${<} ${@}
+										done
+										make FEATURE/api implicit
+											prev features/api
+											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+										done
+										make FEATURE/eaccess implicit
+											prev features/eaccess
+											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+										done
+										make FEATURE/vmalloc implicit
+											prev features/vmalloc
+											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+											make FEATURE/mmap implicit
+												prev features/mmap
+												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 											done
-											prev FEATURE/mmap
-											prev FEATURE/lib
 										done
-										exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run features/map.c
+										make FEATURE/options implicit
+											prev features/options
+											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+										done
+										prev FEATURE/mmap
+										prev FEATURE/lib
 									done
-									exec - ${STDCP} -f FEATURE/map ast_map.h
-								done ast_map.h
-							done ast_common.h
-						done std/bytesex.h
-					done std/endian.h
-				done FEATURE/param
-				make FEATURE/aso
-					prev features/aso
-					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/aso
-				done
-				prev ast_map.h
-				make ast_limits.h
-					make FEATURE/limits
-						make features/limits.c
-							make conflim.h implicit
-								make conf
-									prev comp/conf.sh
-									exec - {
-									exec - ${STDCAT} - comp/conf.sh <<'!'
-									exec - HOSTTYPE="${mam_cc_HOSTTYPE}"
-									exec - !
-									exec - } > conf && ${STDCHMOD} u+w,+x conf
+									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run ${<}
 								done
-								prev comp/conf.tab
-								exec - ${INSTALLROOT}/src/lib/libast/conf -v comp/conf.tab ${CC} ${mam_cc_FLAGS} ${CCFLAGS}
+								exec - ${STDCP} -f ${<} ${@}
+							done ast_map.h
+						done ast_common.h
+					done std/bytesex.h
+				done std/endian.h
+			done FEATURE/param
+			make FEATURE/aso
+				prev features/aso
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+			done
+			prev ast_map.h
+			make ast_limits.h
+				make FEATURE/limits
+					make features/limits.c
+						make conflim.h implicit
+							make conf
+								prev comp/conf.sh
+								exec - {
+								exec - ${STDCAT} - comp/conf.sh <<'!'
+								exec - HOSTTYPE="${mam_cc_HOSTTYPE}"
+								exec - !
+								exec - } > conf && ${STDCHMOD} u+w,+x conf
 							done
-							prev FEATURE/param
-							make comp/getopt.h implicit dontcare
-								prev include/ast_getopt.h implicit
+							prev comp/conf.tab
+							exec - ${INSTALLROOT}/src/lib/libast/conf -v comp/conf.tab ${CC} ${mam_cc_FLAGS} ${CCFLAGS}
+						done
+						prev FEATURE/param
+						make comp/getopt.h implicit dontcare
+							prev include/ast_getopt.h implicit
+						done
+						prev FEATURE/common
+						prev FEATURE/lib
+						prev FEATURE/standards
+					done features/limits.c
+					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run ${<}
+				done FEATURE/limits
+				exec - ${STDCP} -f ${<} ${@}
+			done ast_limits.h
+			make ast_stdio.h dontcare
+				make FEATURE/stdio
+					prev features/stdio
+					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+					prev include/sfio_s.h implicit
+					make include/ast_std.h implicit
+						make include/regex.h implicit
+							make ast_api.h implicit dontcare
+								prev FEATURE/api
+								exec - ${STDCP} -f ${<} ${@}
 							done
-							prev FEATURE/common
-							prev FEATURE/lib
-							prev FEATURE/standards
-						done features/limits.c
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run features/limits.c
-					done FEATURE/limits
-					exec - ${STDCP} -f FEATURE/limits ast_limits.h
-				done ast_limits.h
-				make ast_stdio.h dontcare
-					make FEATURE/stdio
-						prev features/stdio
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/stdio
-						prev include/sfio_s.h implicit
-						make include/ast_std.h implicit
-							make include/regex.h implicit
-								make ast_api.h implicit dontcare
-									prev FEATURE/api
-									exec - ${STDCP} -f FEATURE/api ast_api.h
-								done
-								make ast_wchar.h implicit dontcare
-									make FEATURE/wchar
-										make features/wchar
-											prev ast_common.h
-										done
-										exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/wchar
-										make std/wctype.h implicit dontcare
-											make ast_wctype.h implicit dontcare
-												make FEATURE/wctype
-													prev features/wctype
-													exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/wctype
-													prev std/endian.h
-													make std/wchar.h implicit dontcare
-														prev ast_wchar.h
-													done
+							make ast_wchar.h implicit dontcare
+								make FEATURE/wchar
+									make features/wchar
+										prev ast_common.h
+									done
+									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+									make std/wctype.h implicit dontcare
+										make ast_wctype.h implicit dontcare
+											make FEATURE/wctype
+												prev features/wctype
+												exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+												prev std/endian.h
+												make std/wchar.h implicit dontcare
+													prev ast_wchar.h
 												done
-												exec - ${STDCP} -f FEATURE/wctype ast_wctype.h
 											done
+											exec - ${STDCP} -f ${<} ${@}
 										done
-										make std/stdio.h implicit dontcare
-											prev ast_stdio.h
-										done
-										prev ast_common.h
 									done
-									exec - ${STDCP} -f FEATURE/wchar ast_wchar.h
-									prev std/stdio.h
+									make std/stdio.h implicit dontcare
+										prev ast_stdio.h
+									done
 									prev ast_common.h
 								done
+								exec - ${STDCP} -f ${<} ${@}
+								prev std/stdio.h
 								prev ast_common.h
 							done
-							prev comp/getopt.h
-							prev ast_map.h
-							make ast_botch.h implicit dontcare
-								make FEATURE/botch
-									make features/botch.c
-										make FEATURE/sys implicit
-											prev features/sys
-											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/sys
-											prev std/endian.h
-										done
-										prev FEATURE/lib
+							prev ast_common.h
+						done
+						prev comp/getopt.h
+						prev ast_map.h
+						make ast_botch.h implicit dontcare
+							make FEATURE/botch
+								make features/botch.c
+									make FEATURE/sys implicit
+										prev features/sys
+										exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+										prev std/endian.h
 									done
-									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run features/botch.c
+									prev FEATURE/lib
 								done
-								exec - ${STDCP} -f FEATURE/botch ast_botch.h
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run ${<}
 							done
-							prev ast_limits.h
-							make ast_fcntl.h implicit dontcare
-								make FEATURE/fcntl
-									make features/fcntl.c
-										make FEATURE/tty implicit
-											prev features/tty
-											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/tty
-										done
-										make FEATURE/fs implicit
-											prev features/fs
-											exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/fs
-										done
-										prev FEATURE/lib
-										prev FEATURE/standards
+							exec - ${STDCP} -f ${<} ${@}
+						done
+						prev ast_limits.h
+						make ast_fcntl.h implicit dontcare
+							make FEATURE/fcntl
+								make features/fcntl.c
+									make FEATURE/tty implicit
+										prev features/tty
+										exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 									done
-									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run features/fcntl.c
-									make ast_fs.h implicit dontcare
-										prev FEATURE/fs
-										exec - ${STDCP} -f FEATURE/fs ast_fs.h
+									make FEATURE/fs implicit
+										prev features/fs
+										exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 									done
+									prev FEATURE/lib
+									prev FEATURE/standards
+								done
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd  ${LDFLAGS}" run ${<}
+								make ast_fs.h implicit dontcare
+									prev FEATURE/fs
+									exec - ${STDCP} -f ${<} ${@}
 								done
-								exec - ${STDCP} -f FEATURE/fcntl ast_fcntl.h
-								prev ast_fs.h
-							done
-							prev include/ast_getopt.h
-							make ast_sys.h implicit dontcare
-								prev FEATURE/sys
-								exec - ${STDCP} -f FEATURE/sys ast_sys.h
-							done
-							make ast_lib.h implicit dontcare
-								prev FEATURE/lib
-								exec - ${STDCP} -f FEATURE/lib ast_lib.h
 							done
-							prev ast_common.h
-							prev ast_standards.h
-						done include/ast_std.h
-					done FEATURE/stdio
-					exec - ${STDCP} -f FEATURE/stdio ast_stdio.h
-					prev include/sfio_s.h
-					prev include/ast_std.h
-				done ast_stdio.h
-				make ast_nl_types.h
-					make FEATURE/nl_types
-						prev features/nl_types
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/nl_types
-					done
-					exec - ${STDCP} -f FEATURE/nl_types ast_nl_types.h
-				done
-				prev ast_wchar.h
-				prev ast_wctype.h
-				note *
-				note * clean up obsolete headers
-				note *
-				exec - ${STDRM} -rf dirent.h iconv.h nl_types.h stdio.h wchar.h wctype.h ast_hdr.h ast_types.h ast_unistd.h iffeio.h \
-				exec - ${INSTALLROOT}/include/ast/limits.h ${INSTALLROOT}/include/ast/unistd.h \
-				exec - ${PACKAGEROOT}/src/lib/libast/std/limits.h
-				note *
-				note * generate initial ast.req
-				note *
-				prev ${INSTALLROOT}/bin/mkreq
-				exec - set -o errexit
-				exec - mkreq ${CC} ${mam_cc_FLAGS} ${CCFLAGS} : ${LDFLAGS} : ast iconv w
-				note *
-				note * some systems move -lc routines to -lm; see astmath.c for details
-				note *
-				make astmath.out
-					make port/astmath.c
-						prev std/endian.h
-					done
-					exec - X=1
-					exec - for N in 1 2 3 4 5 6 7 8
-					exec - do	if	${CC} ${CCLDFLAGS} -DN=$N -DIS ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd ${LDFLAGS} -o astmath.exe port/astmath.c 2>/dev/null
-					exec -		then	: implicit math function N=$N :
-					exec -		elif	${CC} ${CCLDFLAGS} -DN=$N -DIS ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd ${LDFLAGS} -o astmath.exe port/astmath.c -lm 2>/dev/null
-					exec -		then	: math function N=$N requires -lm :
-					exec -			X=0
-					exec -			break
-					exec -		else	: ERROR: astmath.c fails to compile or link, even with -lm :
-					exec -			exit 1
-					exec -		fi
-					exec - done
-					exec - ${STDRM} -rf astmath.exe*
-					exec - echo $X > astmath.out
-				done
-				prev FEATURE/aso
-				exec - sed -e '/^#define _REQ_/!d' -e 's/#define _REQ_\([a-z0-9_]*\).*/ -l\1/' FEATURE/aso >> ast.req
-				exec - read no_libm_needed <astmath.out
-				exec - case $no_libm_needed in
-				exec - 0)	echo ' -lm' >> ast.req ;;
-				exec - *)	touch ast.req ;;
-				exec - esac
-			done ast.req
+							exec - ${STDCP} -f ${<} ${@}
+							prev ast_fs.h
+						done
+						prev include/ast_getopt.h
+						make ast_sys.h implicit dontcare
+							prev FEATURE/sys
+							exec - ${STDCP} -f ${<} ${@}
+						done
+						make ast_lib.h implicit dontcare
+							prev FEATURE/lib
+							exec - ${STDCP} -f ${<} ${@}
+						done
+						prev ast_common.h
+						prev ast_standards.h
+					done include/ast_std.h
+				done FEATURE/stdio
+				exec - ${STDCP} -f ${<} ${@}
+				prev include/sfio_s.h
+				prev include/ast_std.h
+			done ast_stdio.h
+			make ast_nl_types.h
+				make FEATURE/nl_types
+					prev features/nl_types
+					exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
+				done
+				exec - ${STDCP} -f ${<} ${@}
+			done
+			prev ast_wchar.h
+			prev ast_wctype.h
+			note *
+			note * clean up obsolete headers
+			note *
+			exec - ${STDRM} -rf dirent.h iconv.h nl_types.h stdio.h wchar.h wctype.h ast_hdr.h ast_types.h ast_unistd.h iffeio.h \
+			exec - ${INSTALLROOT}/include/ast/limits.h ${INSTALLROOT}/include/ast/unistd.h \
+			exec - ${PACKAGEROOT}/src/lib/libast/std/limits.h
+			note *
+			note * generate initial ast.req
+			note *
+			prev ${INSTALLROOT}/bin/mkreq
+			exec - set -o errexit
+			exec - mkreq ${CC} ${mam_cc_FLAGS} ${CCFLAGS} : ${LDFLAGS} : ast iconv w
+			note *
+			note * some systems move -lc routines to -lm; see astmath.c for details
+			note *
+			make astmath.out
+				make port/astmath.c
+					prev std/endian.h
+				done
+				exec - X=1
+				exec - for N in 1 2 3 4 5 6 7 8
+				exec - do	if	${CC} ${CCLDFLAGS} -DN=$N -DIS ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd ${LDFLAGS} -o astmath.exe port/astmath.c 2>/dev/null
+				exec -		then	: implicit math function N=$N :
+				exec -		elif	${CC} ${CCLDFLAGS} -DN=$N -DIS ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd ${LDFLAGS} -o astmath.exe port/astmath.c -lm 2>/dev/null
+				exec -		then	: math function N=$N requires -lm :
+				exec -			X=0
+				exec -			break
+				exec -		else	: ERROR: astmath.c fails to compile or link, even with -lm :
+				exec -			exit 1
+				exec -		fi
+				exec - done
+				exec - ${STDRM} -rf astmath.exe*
+				exec - echo $X > astmath.out
+			done
+			prev FEATURE/aso
+			exec - sed -e '/^#define _REQ_/!d' -e 's/#define _REQ_\([a-z0-9_]*\).*/ -l\1/' ${<} >> ${@}
+			exec - read no_libm_needed <astmath.out
+			exec - case $no_libm_needed in
+			exec - 0)	echo ' -lm' >> ${@} ;;
+			exec - *)	touch ${@} ;;
+			exec - esac
+		done ast.req
+		make libast.a
 			make state.o
 				make misc/state.c
 					make include/ast.h implicit
@@ -326,7 +326,7 @@ make install virtual
 						prev include/ast_std.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/state.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make opendir.o
 				make dir/opendir.c
@@ -335,16 +335,16 @@ make install virtual
 						prev direntry.h implicit dontcare virtual
 						make ast_param.h implicit dontcare
 							prev FEATURE/param
-							exec - ${STDCP} -f FEATURE/param ast_param.h
+							exec - ${STDCP} -f ${<} ${@}
 						done
 						make std/dirent.h implicit dontcare
 							make ast_dirent.h implicit dontcare
 								make FEATURE/dirent
-									prev features/dirent
-									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/dirent
 									prev include/ast_std.h
+									prev features/dirent
+									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 								done
-								exec - ${STDCP} -f FEATURE/dirent ast_dirent.h
+								exec - ${STDCP} -f ${<} ${@}
 								prev include/ast_std.h
 							done
 						done
@@ -357,9 +357,9 @@ make install virtual
 										prev include/modecanon.h implicit
 										prev FEATURE/param
 									done
-									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -Istd  ${LDFLAGS}" run features/mode.c
+									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iinclude -Istd  ${LDFLAGS}" run ${<}
 								done
-								exec - ${STDCP} -f FEATURE/mode ast_mode.h
+								exec - ${STDCP} -f ${<} ${@}
 							done
 							prev ast_fs.h
 							prev include/ast_std.h
@@ -367,31 +367,31 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/opendir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make readdir.o
 				make dir/readdir.c
 					prev dir/dirlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/readdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make rewinddir.o
 				make dir/rewinddir.c
 					prev dir/dirlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/rewinddir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make seekdir.o
 				make dir/seekdir.c
 					prev dir/dirlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/seekdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make telldir.o
 				make dir/telldir.c
 					prev dir/dirlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/telldir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make getcwd.o
 				make misc/getcwd.c
@@ -408,11 +408,11 @@ make install virtual
 					done
 					make FEATURE/syscall implicit
 						prev features/syscall
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/syscall
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c misc/getcwd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make fastfind.o
 				make misc/fastfind.c
@@ -430,7 +430,7 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Imisc -Iinclude -Istd -c misc/fastfind.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make hashalloc.o
 				make hash/hashalloc.c
@@ -438,7 +438,7 @@ make install virtual
 						make features/hack
 							prev FEATURE/common
 						done
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/hack
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					make hash/hashlib.h implicit
 						make include/hash.h implicit
@@ -447,86 +447,86 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashalloc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashdump.o
 				make hash/hashdump.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashdump.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashfree.o
 				make hash/hashfree.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashfree.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashlast.o
 				make hash/hashlast.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashlast.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashlook.o
 				make hash/hashlook.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashlook.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashscan.o
 				make hash/hashscan.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashsize.o
 				make hash/hashsize.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashsize.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashview.o
 				make hash/hashview.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashview.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make hashwalk.o
 				make hash/hashwalk.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/hashwalk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make memhash.o
 				make hash/memhash.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/memhash.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make memsum.o
 				make hash/memsum.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/memsum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make strhash.o
 				make hash/strhash.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/strhash.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make strkey.o
 				make hash/strkey.c
 					prev include/hashkey.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c hash/strkey.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strsum.o
 				make hash/strsum.c
 					prev hash/hashlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c hash/strsum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ihash -Iinclude -Istd -c ${<}
 			done
 			make stracmp.o
 				make string/stracmp.c
@@ -534,43 +534,43 @@ make install virtual
 						make ast_ccode.h implicit dontcare
 							make FEATURE/ccode
 								prev features/ccode
-								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/ccode
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 							done
-							exec - ${STDCP} -f FEATURE/ccode ast_ccode.h
+							exec - ${STDCP} -f ${<} ${@}
 						done
 						prev ast_common.h
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/stracmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strnacmp.o
 				make string/strnacmp.c
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strnacmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ccmap.o
 				make string/ccmap.c
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/ccmap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ccmapid.o
 				make string/ccmapid.c
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/ccmapid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ccnative.o
 				make string/ccnative.c
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/ccnative.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make chresc.o
 				make string/chresc.c
@@ -578,38 +578,38 @@ make install virtual
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/chresc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make chrtoi.o
 				make string/chrtoi.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/chrtoi.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make streval.o
 				make string/streval.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/streval.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strexpr.o
 				make string/strexpr.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strexpr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strmatch.o
 				make string/strmatch.c
 					prev include/regex.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strmatch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strcopy.o
 				make string/strcopy.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strcopy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make modei.o
 				make string/modei.c
@@ -622,100 +622,100 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c string/modei.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c ${<}
 			done
 			make modex.o
 				make string/modex.c
 					prev string/modelib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c string/modex.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c ${<}
 			done
 			make strmode.o
 				make string/strmode.c
 					prev string/modelib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c string/strmode.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c ${<}
 			done
 			make strlcat.o
 				make string/strlcat.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strlcat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strlcpy.o
 				make string/strlcpy.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strlcpy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strlook.o
 				make string/strlook.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strlook.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strncopy.o
 				make string/strncopy.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strncopy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strsearch.o
 				make string/strsearch.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strsearch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strpsearch.o
 				make string/strpsearch.c
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strpsearch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make stresc.o
 				make string/stresc.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/stresc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make stropt.o
 				make string/stropt.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/stropt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strtape.o
 				make string/strtape.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strtape.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strpcmp.o
 				make string/strpcmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strpcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strnpcmp.o
 				make string/strnpcmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strnpcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strvcmp.o
 				make string/strvcmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strvcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strnvcmp.o
 				make string/strnvcmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strnvcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tok.o
 				make string/tok.c
@@ -724,7 +724,7 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/tok.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tokline.o
 				make string/tokline.c
@@ -732,7 +732,7 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/tokline.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tokscan.o
 				make string/tokscan.c
@@ -740,21 +740,21 @@ make install virtual
 					prev include/tok.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/tokscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathaccess.o
 				make path/pathaccess.c
 					prev ast_api.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathaccess.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathcat.o
 				make path/pathcat.c
 					prev ast_api.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathcat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathcanon.o
 				make path/pathcanon.c
@@ -763,7 +763,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathcanon.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathcheck.o
 				make path/pathcheck.c
@@ -771,9 +771,9 @@ make install virtual
 						make ast_time.h implicit dontcare
 							make FEATURE/time
 								prev features/time
-								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/time
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 							done
-							exec - ${STDCP} -f FEATURE/time ast_time.h
+							exec - ${STDCP} -f ${<} ${@}
 						done
 						prev include/ast.h
 					done
@@ -781,14 +781,14 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathcheck.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathpath.o
 				make path/pathpath.c
 					prev ast_api.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathpath.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathexists.o
 				make path/pathexists.c
@@ -810,7 +810,7 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c path/pathexists.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make pathfind.o
 				make path/pathfind.c
@@ -818,14 +818,14 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathfind.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathicase.o
 				make path/pathicase.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathicase.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathkey.o
 				make path/pathkey.c
@@ -833,7 +833,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathkey.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathprobe.o
 				make path/pathprobe.c
@@ -845,26 +845,26 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -c path/pathprobe.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -c ${<}
 			done
 			make pathrepl.o
 				make path/pathrepl.c
 					prev ast_api.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathrepl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathnative.o
 				make path/pathnative.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathnative.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathposix.o
 				make path/pathposix.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathposix.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathtemp.o
 				make path/pathtemp.c
@@ -875,24 +875,24 @@ make install virtual
 					done
 					make tv.h implicit
 						make FEATURE/tv
-							prev features/tv
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/tv
 							prev include/ast.h
+							prev features/tv
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 						done
-						exec - ${STDCP} -f FEATURE/tv tv.h
+						exec - ${STDCP} -f ${<} ${@}
 						prev include/ast.h
 					done
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathtemp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathtmp.o
 				make path/pathtmp.c
 					prev std/stdio.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathtmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathstat.o
 				make path/pathstat.c
@@ -900,7 +900,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathstat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathgetlink.o
 				make path/pathgetlink.c
@@ -909,25 +909,25 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c path/pathgetlink.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make pathsetlink.o
 				make path/pathsetlink.c
 					prev misc/univlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c path/pathsetlink.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make pathbin.o
 				make path/pathbin.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathbin.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathshell.o
 				make path/pathshell.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathshell.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathcd.o
 				make path/pathcd.c
@@ -937,18 +937,18 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathcd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make pathprog.o
 				make path/pathprog.c
 					make FEATURE/prog implicit
 						prev features/prog
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/prog
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev include/ast_windows.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c path/pathprog.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ftwalk.o
 				make misc/ftwalk.c
@@ -961,14 +961,14 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/ftwalk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ftwflags.o
 				make misc/ftwflags.c
 					prev include/ftwalk.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/ftwflags.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fts.o
 				make misc/fts.c
@@ -978,7 +978,7 @@ make install virtual
 					prev include/ast_dir.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -D__OBSOLETE__=20120101 -c misc/fts.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -D__OBSOLETE__=20120101 -c ${<}
 			done
 			make astintercept.o
 				make misc/astintercept.c
@@ -987,26 +987,26 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/astintercept.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make conformance.o
 				make misc/conformance.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/conformance.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getenv.o
 				make misc/getenv.c
 					prev windows.h implicit dontcare virtual
 					prev misc/intercepts.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/getenv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make setenviron.o
 				make misc/setenviron.c
 					prev misc/intercepts.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/setenviron.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make optget.o
 				make misc/optget.c
@@ -1021,37 +1021,37 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/optget.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make optjoin.o
 				make misc/optjoin.c
 					prev misc/optlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/optjoin.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make optesc.o
 				make misc/optesc.c
 					prev misc/optlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/optesc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make optctx.o
 				make misc/optctx.c
 					prev misc/optlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/optctx.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make strsort.o
 				make string/strsort.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strsort.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make struniq.o
 				make string/struniq.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/struniq.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make magic.o
 				make misc/magic.c
@@ -1072,7 +1072,7 @@ make install virtual
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/magic.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mime.o
 				make misc/mime.c
@@ -1087,13 +1087,13 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/mime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make mimetype.o
 				make misc/mimetype.c
 					prev misc/mimelib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/mimetype.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make signal.o
 				make misc/signal.c
@@ -1101,14 +1101,14 @@ make install virtual
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/signal.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sigflag.o
 				make comp/sigflag.c
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/sigflag.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make systrace.o
 				make misc/systrace.c
@@ -1117,7 +1117,7 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/systrace.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make error.o
 				make misc/error.c
@@ -1129,31 +1129,31 @@ make install virtual
 					prev include/ccode.h
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -DERROR_CATALOG=\""libast"\" -c misc/error.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -DERROR_CATALOG=\""libast"\" -c ${<}
 			done
 			make errorf.o
 				make misc/errorf.c
 					prev include/error.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/errorf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make errormsg.o
 				make misc/errormsg.c
 					prev include/error.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/errormsg.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make errorx.o
 				make misc/errorx.c
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c misc/errorx.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make localeconv.o
 				make comp/localeconv.c
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c comp/localeconv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make setlocale.o
 				make comp/setlocale.c
@@ -1168,7 +1168,7 @@ make install virtual
 					prev port/lclib.h
 					prev ast_standards.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c comp/setlocale.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make translate.o
 				make misc/translate.c
@@ -1180,19 +1180,19 @@ make install virtual
 					prev include/cdt.h
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c misc/translate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make catopen.o
 				make comp/catopen.c
 					make std/iconv.h implicit
 						make ast_iconv.h implicit
 							make FEATURE/iconv
-								prev features/iconv
-								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/iconv
 								prev include/ccode.h
 								prev ast_common.h
+								prev features/iconv
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 							done
-							exec - ${STDCP} -f FEATURE/iconv ast_iconv.h
+							exec - ${STDCP} -f ${<} ${@}
 							prev include/ccode.h
 							prev ast_common.h
 						done
@@ -1201,7 +1201,7 @@ make install virtual
 					prev include/mc.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/catopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make iconv.o
 				make comp/iconv.c
@@ -1213,13 +1213,13 @@ make install virtual
 					prev std/dirent.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c comp/iconv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make lc.o
 				make port/lc.c
 					make FEATURE/locale implicit
 						prev features/locale
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/locale
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					make port/lclang.h implicit
 						make include/ast_windows.h implicit
@@ -1228,14 +1228,14 @@ make install virtual
 					done
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c port/lc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make lctab.o
 				make lctab.c
 					prev port/lclang.h
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c lctab.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make mc.o
 				make port/mc.c
@@ -1251,11 +1251,11 @@ make install virtual
 						prev std/wchar.h
 						prev include/error.h
 						make FEATURE/float implicit
+							prev ast_common.h
 							make features/float
 								prev FEATURE/standards
 							done
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/float
-							prev ast_common.h
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 						done
 						prev mman.h implicit dontcare virtual
 						prev filio.h implicit dontcare virtual
@@ -1263,7 +1263,7 @@ make install virtual
 						prev include/ls.h
 						make ast_tty.h implicit dontcare
 							prev FEATURE/tty
-							exec - ${STDCP} -f FEATURE/tty ast_tty.h
+							exec - ${STDCP} -f ${<} ${@}
 						done
 						prev ast_time.h
 						prev include/ast.h
@@ -1274,17 +1274,17 @@ make install virtual
 						prev FEATURE/mmap
 						make FEATURE/sfio implicit
 							prev features/sfio
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/sfio
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 						done
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c port/mc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make base64.o
 				make string/base64.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/base64.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make recfmt.o
 				make misc/recfmt.c
@@ -1292,57 +1292,57 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/recfmt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make recstr.o
 				make misc/recstr.c
 					prev include/recfmt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/recstr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make reclen.o
 				make misc/reclen.c
 					prev include/recfmt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/reclen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtrec.o
 				make misc/fmtrec.c
 					prev include/recfmt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/fmtrec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtbuf.o
 				make string/fmtbuf.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtclock.o
 				make string/fmtclock.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtclock.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtdev.o
 				make string/fmtdev.c
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtdev.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtelapsed.o
 				make string/fmtelapsed.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtelapsed.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmterror.o
 				make string/fmterror.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmterror.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtesc.o
 				make string/fmtesc.c
@@ -1351,13 +1351,13 @@ make install virtual
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtesc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtfmt.o
 				make string/fmtfmt.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtfmt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtfs.o
 				make string/fmtfs.c
@@ -1367,32 +1367,32 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtfs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtident.o
 				make string/fmtident.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtident.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtint.o
 				make string/fmtint.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtint.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtip4.o
 				make string/fmtip4.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtip4.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtip6.o
 				make string/fmtip6.c
 					prev include/ip6.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtip6.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtls.o
 				make string/fmtls.c
@@ -1400,44 +1400,44 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtls.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtmatch.o
 				make string/fmtmatch.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtmatch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtmode.o
 				make string/fmtmode.c
 					prev string/modelib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c string/fmtmode.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c ${<}
 			done
 			make fmtnum.o
 				make string/fmtnum.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtnum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtperm.o
 				make string/fmtperm.c
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtperm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtre.o
 				make string/fmtre.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtre.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmttime.o
 				make string/fmttime.c
 					prev include/tm.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmttime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtuid.o
 				make string/fmtuid.c
@@ -1445,7 +1445,7 @@ make install virtual
 					prev include/cdt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtuid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtgid.o
 				make string/fmtgid.c
@@ -1453,59 +1453,59 @@ make install virtual
 					prev include/cdt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtgid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtsignal.o
 				make string/fmtsignal.c
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtsignal.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtscale.o
 				make string/fmtscale.c
 					prev port/lclib.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c string/fmtscale.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fmttmx.o
 				make string/fmttmx.c
 					prev tv.h
 					make tmx.h implicit
 						make FEATURE/tmx
+							prev tv.h
+							prev include/tm.h
 							make features/tmx
 								prev FEATURE/common
 							done
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/tmx
-							prev tv.h
-							prev include/tm.h
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 						done
-						exec - ${STDCP} -f FEATURE/tmx tmx.h
+						exec - ${STDCP} -f ${<} ${@}
 						prev tv.h
 						prev include/tm.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmttmx.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmttv.o
 				make string/fmttv.c
 					prev include/tm.h
 					prev tv.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmttv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtversion.o
 				make string/fmtversion.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/fmtversion.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strelapsed.o
 				make string/strelapsed.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strelapsed.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strperm.o
 				make string/strperm.c
@@ -1513,34 +1513,34 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strperm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make struid.o
 				make string/struid.c
 					prev include/cdt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/struid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strgid.o
 				make string/strgid.c
 					prev include/cdt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strgid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strtoip4.o
 				make string/strtoip4.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strtoip4.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strtoip6.o
 				make string/strtoip6.c
 					prev include/ip6.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strtoip6.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make stk.o
 				make misc/stk.c
@@ -1550,42 +1550,42 @@ make install virtual
 							make features/align.c
 								prev FEATURE/common
 							done
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run features/align.c
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run ${<}
 						done
-						exec - ${STDCP} -f FEATURE/align align.h
+						exec - ${STDCP} -f ${<} ${@}
 					done
 					prev include/ast.h
 					prev include/sfio_t.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/stk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make swapget.o
 				make string/swapget.c
 					prev include/swap.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/swapget.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make swapmem.o
 				make string/swapmem.c
 					prev include/swap.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/swapmem.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make swapop.o
 				make string/swapop.c
 					prev include/swap.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/swapop.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make swapput.o
 				make string/swapput.c
 					prev include/swap.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/swapput.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sigdata.o
 				make misc/sigdata.c
@@ -1593,30 +1593,30 @@ make install virtual
 						make features/signal.c
 							make FEATURE/siglist implicit
 								prev features/siglist
-								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/siglist
+								exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 							done
 							prev FEATURE/standards
 						done
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run features/signal.c
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I.  ${LDFLAGS}" run ${<}
 					done
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/sigdata.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sigcrit.o
 				make misc/sigcrit.c
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/sigcrit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sigunblock.o
 				make comp/sigunblock.c
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/sigunblock.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make procopen.o
 				make misc/procopen.c
@@ -1629,9 +1629,9 @@ make install virtual
 							make ast_wait.h implicit dontcare
 								make FEATURE/wait
 									prev features/wait
-									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/wait
+									exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 								done
-								exec - ${STDCP} -f FEATURE/wait ast_wait.h
+								exec - ${STDCP} -f ${<} ${@}
 							done
 							prev include/ast.h
 						done
@@ -1639,88 +1639,88 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/procopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make procclose.o
 				make misc/procclose.c
 					prev misc/proclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/procclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make procrun.o
 				make misc/procrun.c
 					prev misc/proclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -D__OBSOLETE__=20120101 -c misc/procrun.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -D__OBSOLETE__=20120101 -c ${<}
 			done
 			make procfree.o
 				make misc/procfree.c
 					prev misc/proclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/procfree.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make tmdate.o
 				make tm/tmdate.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmdate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmequiv.o
 				make tm/tmequiv.c
 					prev include/tm.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmequiv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmfix.o
 				make tm/tmfix.c
 					prev tmx.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmfix.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmfmt.o
 				make tm/tmfmt.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmfmt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmform.o
 				make tm/tmform.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmform.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmgoff.o
 				make tm/tmgoff.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmgoff.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tminit.o
 				make tm/tminit.c
 					make FEATURE/tmlib implicit
 						prev features/tmlib
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/tmlib
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev include/namval.h
 					prev include/tm.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tminit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmleap.o
 				make tm/tmleap.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmleap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmlex.o
 				make tm/tmlex.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmlex.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmlocale.o
 				make tm/tmlocale.c
@@ -1734,26 +1734,26 @@ make install virtual
 					prev include/cdt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c tm/tmlocale.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make tmmake.o
 				make tm/tmmake.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmmake.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmpoff.o
 				make tm/tmpoff.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmpoff.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmscan.o
 				make tm/tmscan.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmsleep.o
 				make tm/tmsleep.c
@@ -1761,130 +1761,130 @@ make install virtual
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmsleep.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmtime.o
 				make tm/tmtime.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmtime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmtype.o
 				make tm/tmtype.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmtype.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmweek.o
 				make tm/tmweek.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmweek.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmword.o
 				make tm/tmword.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmword.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmzone.o
 				make tm/tmzone.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmzone.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxdate.o
 				make tm/tmxdate.c
 					prev include/debug.h
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxdate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxduration.o
 				make tm/tmxduration.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxduration.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxfmt.o
 				make tm/tmxfmt.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iinclude -Istd -c tm/tmxfmt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxgettime.o
 				make tm/tmxgettime.c
 					prev tv.h
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxgettime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxleap.o
 				make tm/tmxleap.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxleap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxmake.o
 				make tm/tmxmake.c
 					prev FEATURE/tmlib
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxmake.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxscan.o
 				make tm/tmxscan.c
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxsettime.o
 				make tm/tmxsettime.c
 					prev tv.h
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxsettime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxsleep.o
 				make tm/tmxsleep.c
 					prev tv.h
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxsleep.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxtime.o
 				make tm/tmxtime.c
 					prev FEATURE/tmlib
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxtime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmxtouch.o
 				make tm/tmxtouch.c
 					prev tv.h
 					prev tmx.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmxtouch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tvcmp.o
 				make tm/tvcmp.c
 					prev tv.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tvcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tvgettime.o
 				make tm/tvgettime.c
 					make FEATURE/tvlib implicit
 						prev features/tvlib
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/tvlib
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev include/tm.h
 					prev tv.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tvgettime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tvsettime.o
 				make tm/tvsettime.c
@@ -1892,7 +1892,7 @@ make install virtual
 					prev include/tm.h
 					prev tv.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tvsettime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tvsleep.o
 				make tm/tvsleep.c
@@ -1902,7 +1902,7 @@ make install virtual
 					prev tv.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tvsleep.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tvtouch.o
 				make tm/tvtouch.c
@@ -1913,7 +1913,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tvtouch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make cmdarg.o
 				make misc/cmdarg.c
@@ -1926,14 +1926,14 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/cmdarg.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make vecargs.o
 				make vec/vecargs.c
 					prev include/vecargs.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vec/vecargs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make vecfile.o
 				make vec/vecfile.c
@@ -1941,34 +1941,34 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vec/vecfile.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make vecfree.o
 				make vec/vecfree.c
 					prev include/vecargs.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vec/vecfree.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make vecload.o
 				make vec/vecload.c
 					prev include/vecargs.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vec/vecload.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make vecstring.o
 				make vec/vecstring.c
 					prev include/vecargs.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vec/vecstring.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make univdata.o
 				make misc/univdata.c
 					prev misc/univlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c misc/univdata.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -c ${<}
 			done
 			make touch.o
 				make port/touch.c
@@ -1976,7 +1976,7 @@ make install virtual
 					prev include/times.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/touch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mnt.o
 				make port/mnt.c
@@ -1987,7 +1987,7 @@ make install virtual
 					prev include/mnt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/mnt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make debug.o
 				make misc/debug.c
@@ -1997,49 +1997,49 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c misc/debug.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memccpy.o
 				make comp/memccpy.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memccpy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memchr.o
 				make comp/memchr.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memchr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memcmp.o
 				make comp/memcmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memcpy.o
 				make comp/memcpy.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memcpy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memdup.o
 				make string/memdup.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/memdup.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memmove.o
 				make comp/memmove.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memmove.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memset.o
 				make comp/memset.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/memset.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mkdir.o
 				make comp/mkdir.c
@@ -2048,7 +2048,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mkdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mkfifo.o
 				make comp/mkfifo.c
@@ -2056,7 +2056,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mkfifo.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mknod.o
 				make comp/mknod.c
@@ -2064,7 +2064,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mknod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make rmdir.o
 				make comp/rmdir.c
@@ -2072,14 +2072,14 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/rmdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make remove.o
 				make comp/remove.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/remove.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make rename.o
 				make comp/rename.c
@@ -2087,26 +2087,26 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/rename.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make link.o
 				make comp/link.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/link.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make unlink.o
 				make comp/unlink.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/unlink.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strdup.o
 				make string/strdup.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/strdup.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strtod.o
 				make comp/strtod.c
@@ -2116,7 +2116,7 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtold.o
 				make comp/strtold.c
@@ -2126,7 +2126,7 @@ make install virtual
 					prev ast_lib.h
 					prev ast_common.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtold.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtol.o
 				make comp/strtol.c
@@ -2136,7 +2136,7 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtol.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtoll.o
 				make comp/strtoll.c
@@ -2144,13 +2144,13 @@ make install virtual
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtoll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtoul.o
 				make comp/strtoul.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtoul.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtoull.o
 				make comp/strtoull.c
@@ -2158,91 +2158,91 @@ make install virtual
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c comp/strtoull.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strton.o
 				make string/strton.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strton.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strtonll.o
 				make string/strtonll.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strtonll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntod.o
 				make string/strntod.c
 					prev sfio/sfstrtof.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntold.o
 				make string/strntold.c
 					prev sfio/sfstrtof.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntold.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strnton.o
 				make string/strnton.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strnton.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntonll.o
 				make string/strntonll.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntonll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntol.o
 				make string/strntol.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntol.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntoll.o
 				make string/strntoll.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntoll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntoul.o
 				make string/strntoul.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntoul.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strntoull.o
 				make string/strntoull.c
 					prev string/strtoi.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c string/strntoull.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istring -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make strcasecmp.o
 				make comp/strcasecmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/strcasecmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strncasecmp.o
 				make comp/strncasecmp.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/strncasecmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strerror.o
 				make string/strerror.c
 					make FEATURE/errno implicit
 						prev features/errno
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/errno
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev port/lclib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c string/strerror.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make mktemp.o
 				make comp/mktemp.c
@@ -2250,7 +2250,7 @@ make install virtual
 					prev std/stdio.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mktemp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tmpnam.o
 				make comp/tmpnam.c
@@ -2258,21 +2258,21 @@ make install virtual
 					prev std/stdio.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/tmpnam.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fsync.o
 				make comp/fsync.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/fsync.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make execlp.o
 				make comp/execlp.c
 					prev include/ast.h
 					prev ast_lib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/execlp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make execve.o
 				make comp/execve.c
@@ -2281,21 +2281,21 @@ make install virtual
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/execve.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make execvp.o
 				make comp/execvp.c
 					prev include/ast.h
 					prev ast_lib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/execvp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make execvpe.o
 				make comp/execvpe.c
 					prev include/ast.h
 					prev ast_lib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/execvpe.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make spawnveg.o
 				make comp/spawnveg.c
@@ -2306,48 +2306,48 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iinclude -Istd -c comp/spawnveg.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make killpg.o
 				make comp/killpg.c
 					prev sig.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/killpg.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getlogin.o
 				make comp/getlogin.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getlogin.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make putenv.o
 				make comp/putenv.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/putenv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make setenv.o
 				make comp/setenv.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/setenv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make unsetenv.o
 				make comp/unsetenv.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/unsetenv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make lstat.o
 				make comp/lstat.c
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/lstat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make statvfs.o
 				make comp/statvfs.c
@@ -2355,7 +2355,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/statvfs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make eaccess.o
 				make comp/eaccess.c
@@ -2363,7 +2363,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/eaccess.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make gross.o
 				make comp/gross.c
@@ -2374,7 +2374,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/gross.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make omitted.o
 				make comp/omitted.c
@@ -2383,7 +2383,7 @@ make install virtual
 					prev include/ls.h
 					make FEATURE/omitted implicit
 						prev features/omitted
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/omitted
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev include/tm.h
 					prev include/error.h
@@ -2391,7 +2391,7 @@ make install virtual
 					prev include/ast.h
 					prev FEATURE/float
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/omitted.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make readlink.o
 				make comp/readlink.c
@@ -2399,7 +2399,7 @@ make install virtual
 					prev comp/fakelink.h implicit dontcare
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/readlink.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make symlink.o
 				make comp/symlink.c
@@ -2407,20 +2407,20 @@ make install virtual
 					prev comp/fakelink.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/symlink.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getpgrp.o
 				make comp/getpgrp.c
 					prev include/ast_std.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getpgrp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make setpgid.o
 				make comp/setpgid.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/setpgid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make setsid.o
 				make comp/setsid.c
@@ -2428,7 +2428,7 @@ make install virtual
 					prev ast_tty.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/setsid.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fcntl.o
 				make comp/fcntl.c
@@ -2437,7 +2437,7 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/fcntl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make open.o
 				make comp/open.c
@@ -2446,46 +2446,46 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/open.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getdents.o
 				make dir/getdents.c
 					prev dir/dirlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c dir/getdents.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make getwd.o
 				make comp/getwd.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getwd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make dup2.o
 				make comp/dup2.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/dup2.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make errno.o
 				make comp/errno.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/errno.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getgroups.o
 				make comp/getgroups.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getgroups.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mount.o
 				make comp/mount.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mount.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make system.o
 				make comp/system.c
@@ -2493,7 +2493,7 @@ make install virtual
 					prev include/proc.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/system.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make iblocks.o
 				make port/iblocks.c
@@ -2501,20 +2501,20 @@ make install virtual
 					prev ast_param.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/iblocks.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make modedata.o
 				make string/modedata.c
 					prev string/modelib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c string/modedata.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Istring -Iinclude -Istd -c ${<}
 			done
 			make tmdata.o
 				make tm/tmdata.c
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c tm/tmdata.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make memfatal.o
 				make disc/memfatal.c
@@ -2523,7 +2523,7 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c disc/memfatal.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sfkeyprintf.o
 				make disc/sfkeyprintf.c
@@ -2535,7 +2535,7 @@ make install virtual
 					prev include/ccode.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c disc/sfkeyprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sfdcdio.o
 				make disc/sfdcdio.c
@@ -2544,88 +2544,88 @@ make install virtual
 						prev sfio/sfhdr.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcdio.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcdos.o
 				make disc/sfdcdos.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcdos.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcfilter.o
 				make disc/sfdcfilter.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcfilter.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcseekable.o
 				make disc/sfdcseekable.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcseekable.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcslow.o
 				make disc/sfdcslow.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcslow.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcsubstr.o
 				make disc/sfdcsubstr.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcsubstr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdctee.o
 				make disc/sfdctee.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdctee.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcunion.o
 				make disc/sfdcunion.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcunion.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcmore.o
 				make disc/sfdcmore.c
 					prev ast_tty.h
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcmore.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdcprefix.o
 				make disc/sfdcprefix.c
 					prev disc/sfdchdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c disc/sfdcprefix.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idisc -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make wc.o
 				make comp/wc.c
 					prev std/wchar.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/wc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make wc2utf8.o
 				make string/wc2utf8.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c string/wc2utf8.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make dirname.o
 				make comp/dirname.c
 					prev include/ast_std.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/dirname.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fmtmsglib.o
 				make comp/fmtmsglib.c
 					prev comp/fmtmsg.h implicit dontcare
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/fmtmsglib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make fnmatch.o
 				make comp/fnmatch.c
@@ -2636,7 +2636,7 @@ make install virtual
 					prev include/ast.h
 					prev ast_lib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/fnmatch.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make ftw.o
 				make comp/ftw.c
@@ -2645,7 +2645,7 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/ftw.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getdate.o
 				make comp/getdate.c
@@ -2653,14 +2653,14 @@ make install virtual
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getdate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getsubopt.o
 				make comp/getsubopt.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getsubopt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make glob.o
 				make misc/glob.c
@@ -2672,14 +2672,14 @@ make install virtual
 					prev include/ls.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c misc/glob.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Idir -Iinclude -Istd -c ${<}
 			done
 			make nftw.o
 				make comp/nftw.c
 					prev comp/ftw.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/nftw.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make re_comp.o
 				make comp/re_comp.c
@@ -2687,7 +2687,7 @@ make install virtual
 					prev comp/re_comp.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/re_comp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make resolvepath.o
 				make comp/resolvepath.c
@@ -2696,14 +2696,14 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/resolvepath.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make realpath.o
 				make comp/realpath.c
 					prev ast_map.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/realpath.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make regcmp.o
 				make comp/regcmp.c
@@ -2712,7 +2712,7 @@ make install virtual
 					prev comp/libgen.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/regcmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make regexp.o
 				make comp/regexp.c
@@ -2721,7 +2721,7 @@ make install virtual
 					prev comp/regexp.h implicit
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/regexp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strftime.o
 				make comp/strftime.c
@@ -2729,7 +2729,7 @@ make install virtual
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/strftime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make strptime.o
 				make comp/strptime.c
@@ -2737,14 +2737,14 @@ make install virtual
 					prev tmx.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/strptime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make swab.o
 				make comp/swab.c
 					prev include/swap.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/swab.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make tempnam.o
 				make comp/tempnam.c
@@ -2752,7 +2752,7 @@ make install virtual
 					prev include/ast.h
 					prev include/ast_std.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/tempnam.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make wordexp.o
 				make comp/wordexp.c
@@ -2762,7 +2762,7 @@ make install virtual
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/wordexp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make mktime.o
 				make comp/mktime.c
@@ -2770,7 +2770,7 @@ make install virtual
 					prev include/tm.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/mktime.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make regalloc.o
 				make regex/regalloc.c
@@ -2784,107 +2784,107 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regalloc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regclass.o
 				make regex/regclass.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regclass.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regcoll.o
 				make regex/regcoll.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regcoll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regcomp.o
 				make regex/regcomp.c
 					prev port/lclib.h
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iport -Iregex -Iinclude -Istd -I${INSTALLROOT}/include -c regex/regcomp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -Icomp -Iport -Iregex -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make regcache.o
 				make regex/regcache.c
 					prev include/regex.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c regex/regcache.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make regdecomp.o
 				make regex/regdecomp.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regdecomp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regerror.o
 				make regex/regerror.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regerror.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regexec.o
 				make regex/regexec.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regexec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regfatal.o
 				make regex/regfatal.c
 					prev include/error.h
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regfatal.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make reginit.o
 				make regex/reginit.c
 					prev include/ccode.h
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/reginit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regnexec.o
 				make regex/regnexec.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regnexec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regsubcomp.o
 				make regex/regsubcomp.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regsubcomp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regsubexec.o
 				make regex/regsubexec.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regsubexec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regsub.o
 				make regex/regsub.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regsub.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regrecord.o
 				make regex/regrecord.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regrecord.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regrexec.o
 				make regex/regrexec.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regrexec.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make regstat.o
 				make regex/regstat.c
 					prev regex/reglib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c regex/regstat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iregex -Iinclude -Istd -c ${<}
 			done
 			make dtclose.o
 				make cdt/dtclose.c
@@ -2899,188 +2899,188 @@ make install virtual
 						done
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtdisc.o
 				make cdt/dtdisc.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtdisc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dthash.o
 				make cdt/dthash.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dthash.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtlist.o
 				make cdt/dtlist.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtlist.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtmethod.o
 				make cdt/dtmethod.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtmethod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtopen.o
 				make cdt/dtopen.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtstat.o
 				make cdt/dtstat.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtstat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtstrhash.o
 				make cdt/dtstrhash.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtstrhash.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dttree.o
 				make cdt/dttree.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dttree.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtuser.o
 				make cdt/dtuser.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtuser.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtview.o
 				make cdt/dtview.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtview.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtwalk.o
 				make cdt/dtwalk.c
 					prev cdt/dthdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c cdt/dtwalk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icdt -Icomp -Iinclude -Istd -I${INSTALLROOT}/include/ast -c ${<}
 			done
 			make dtnew.o
 				make cdt/dtnew.c
 					prev include/dt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c cdt/dtnew.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make dtcomp.o
 				make cdt/dtcomp.c
 					prev include/cdt.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c cdt/dtcomp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make sfclose.o
 				make sfio/sfclose.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfclrlock.o
 				make sfio/sfclrlock.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfclrlock.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdisc.o
 				make sfio/sfdisc.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfdisc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfdlen.o
 				make sfio/sfdlen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfdlen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfexcept.o
 				make sfio/sfexcept.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfexcept.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfgetl.o
 				make sfio/sfgetl.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfgetl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfgetu.o
 				make sfio/sfgetu.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfgetu.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfcvt.o
 				make sfio/sfcvt.c
 					prev sfio/sfhdr.h
 					prev FEATURE/standards
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfcvt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfecvt.o
 				make sfio/sfecvt.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfecvt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sffcvt.o
 				make sfio/sffcvt.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sffcvt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfextern.o
 				make sfio/sfextern.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfextern.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sffilbuf.o
 				make sfio/sffilbuf.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sffilbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfflsbuf.o
 				make sfio/sfflsbuf.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfflsbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfprints.o
 				make sfio/sfprints.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfprints.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfgetd.o
 				make sfio/sfgetd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfgetd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfgetr.o
 				make sfio/sfgetr.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfgetr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfllen.o
 				make sfio/sfllen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfllen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfmode.o
 				make sfio/sfmode.c
@@ -3088,182 +3088,182 @@ make install virtual
 					prev sig.h
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfmode.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfmove.o
 				make sfio/sfmove.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfmove.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfnew.o
 				make sfio/sfnew.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfnew.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpkrd.o
 				make sfio/sfpkrd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpkrd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfnotify.o
 				make sfio/sfnotify.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfnotify.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfnputc.o
 				make sfio/sfnputc.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfnputc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfopen.o
 				make sfio/sfopen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpeek.o
 				make sfio/sfpeek.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpeek.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpoll.o
 				make sfio/sfpoll.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpoll.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpool.o
 				make sfio/sfpool.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpool.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpopen.o
 				make sfio/sfpopen.c
 					prev include/proc.h
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfprintf.o
 				make sfio/sfprintf.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfputd.o
 				make sfio/sfputd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfputd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfputl.o
 				make sfio/sfputl.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfputl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfputr.o
 				make sfio/sfputr.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfputr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfputu.o
 				make sfio/sfputu.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfputu.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfrd.o
 				make sfio/sfrd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfrd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfread.o
 				make sfio/sfread.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfread.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfreserve.o
 				make sfio/sfreserve.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfreserve.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfscanf.o
 				make sfio/sfscanf.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfseek.o
 				make sfio/sfseek.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfseek.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfset.o
 				make sfio/sfset.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfset.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfsetbuf.o
 				make sfio/sfsetbuf.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfsetbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfsetfd.o
 				make sfio/sfsetfd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfsetfd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfsize.o
 				make sfio/sfsize.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfsize.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfsk.o
 				make sfio/sfsk.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfsk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfstack.o
 				make sfio/sfstack.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfstack.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfstrtod.o
 				make sfio/sfstrtod.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfstrtod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfsync.o
 				make sfio/sfsync.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfsync.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfswap.o
 				make sfio/sfswap.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfswap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sftable.o
 				make sfio/sftable.c
@@ -3272,218 +3272,218 @@ make install virtual
 							prev FEATURE/float
 							prev FEATURE/common
 						done
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd  ${LDFLAGS}" run features/sfinit.c
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Istd  ${LDFLAGS}" run ${<}
 					done
 					prev FEATURE/float
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sftable.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sftell.o
 				make sfio/sftell.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sftell.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sftmp.o
 				make sfio/sftmp.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sftmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfungetc.o
 				make sfio/sfungetc.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfungetc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfvprintf.o
 				make sfio/sfvprintf.c
 					prev include/ccode.h
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${mam_cc_NOPROTECT} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfvprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} ${mam_cc_NOPROTECT} ${DEBUG+-DDEBUG=${DEBUG}} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfvscanf.o
 				make sfio/sfvscanf.c
 					prev sfio/sfstrtof.h
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfvscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${CCFLAGS.FORCE} ${mam_cc_NOPROTECT} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfwr.o
 				make sfio/sfwr.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfwr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfwrite.o
 				make sfio/sfwrite.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfwrite.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfpurge.o
 				make sfio/sfpurge.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfpurge.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfraise.o
 				make sfio/sfraise.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfraise.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfwalk.o
 				make sfio/sfwalk.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfwalk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfgetm.o
 				make sfio/sfgetm.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfgetm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfputm.o
 				make sfio/sfputm.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfputm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sfresize.o
 				make sfio/sfresize.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/sfresize.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfclrerr.o
 				make sfio/_sfclrerr.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfclrerr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfeof.o
 				make sfio/_sfeof.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfeof.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sferror.o
 				make sfio/_sferror.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sferror.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sffileno.o
 				make sfio/_sffileno.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sffileno.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfopen.o
 				make sfio/_sfopen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfstacked.o
 				make sfio/_sfstacked.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfstacked.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfvalue.o
 				make sfio/_sfvalue.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfvalue.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfgetc.o
 				make sfio/_sfgetc.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfgetc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfgetl.o
 				make sfio/_sfgetl.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfgetl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfgetl2.o
 				make sfio/_sfgetl2.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfgetl2.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfgetu.o
 				make sfio/_sfgetu.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfgetu.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfgetu2.o
 				make sfio/_sfgetu2.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfgetu2.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfdlen.o
 				make sfio/_sfdlen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfdlen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfllen.o
 				make sfio/_sfllen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfllen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfslen.o
 				make sfio/_sfslen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfslen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfulen.o
 				make sfio/_sfulen.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfulen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfputc.o
 				make sfio/_sfputc.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfputc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfputd.o
 				make sfio/_sfputd.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfputd.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfputl.o
 				make sfio/_sfputl.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfputl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfputm.o
 				make sfio/_sfputm.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfputm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _sfputu.o
 				make sfio/_sfputu.c
 					prev sfio/sfhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c sfio/_sfputu.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make clearerr.o
 				make stdio/clearerr.c
@@ -3493,552 +3493,552 @@ make install virtual
 						prev ast_standards.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/clearerr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fclose.o
 				make stdio/fclose.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fdopen.o
 				make stdio/fdopen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fdopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fflush.o
 				make stdio/fflush.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fflush.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fgetc.o
 				make stdio/fgetc.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fgetc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fgetpos.o
 				make stdio/fgetpos.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fgetpos.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fgets.o
 				make stdio/fgets.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fgets.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fopen.o
 				make stdio/fopen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fprintf.o
 				make stdio/fprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fpurge.o
 				make stdio/fpurge.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fpurge.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fputs.o
 				make stdio/fputs.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fputs.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fread.o
 				make stdio/fread.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fread.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make freopen.o
 				make stdio/freopen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/freopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fscanf.o
 				make stdio/fscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fseek.o
 				make stdio/fseek.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fseek.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fseeko.o
 				make stdio/fseeko.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fseeko.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fsetpos.o
 				make stdio/fsetpos.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fsetpos.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make ftell.o
 				make stdio/ftell.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/ftell.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make ftello.o
 				make stdio/ftello.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/ftello.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fwrite.o
 				make stdio/fwrite.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fwrite.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make getw.o
 				make stdio/getw.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/getw.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make pclose.o
 				make stdio/pclose.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/pclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make popen.o
 				make stdio/popen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/popen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make printf.o
 				make stdio/printf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/printf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make putchar.o
 				make stdio/putchar.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/putchar.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make puts.o
 				make stdio/puts.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/puts.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make putw.o
 				make stdio/putw.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/putw.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make rewind.o
 				make stdio/rewind.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/rewind.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make scanf.o
 				make stdio/scanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/scanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make setbuf.o
 				make stdio/setbuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/setbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make setbuffer.o
 				make stdio/setbuffer.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/setbuffer.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make setlinebuf.o
 				make stdio/setlinebuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/setlinebuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make setvbuf.o
 				make stdio/setvbuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/setvbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make snprintf.o
 				make stdio/snprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/snprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sprintf.o
 				make stdio/sprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/sprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make sscanf.o
 				make stdio/sscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/sscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make asprintf.o
 				make stdio/asprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/asprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vasprintf.o
 				make stdio/vasprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vasprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make tmpfile.o
 				make stdio/tmpfile.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/tmpfile.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make ungetc.o
 				make stdio/ungetc.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/ungetc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vfprintf.o
 				make stdio/vfprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vfprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vfscanf.o
 				make stdio/vfscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vfscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vprintf.o
 				make stdio/vprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vscanf.o
 				make stdio/vscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vsnprintf.o
 				make stdio/vsnprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vsnprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vsprintf.o
 				make stdio/vsprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vsprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vsscanf.o
 				make stdio/vsscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vsscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _doprnt.o
 				make stdio/_doprnt.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_doprnt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _doscan.o
 				make stdio/_doscan.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_doscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _filbuf.o
 				make stdio/_filbuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_filbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _flsbuf.o
 				make stdio/_flsbuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_flsbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdopen.o
 				make stdio/_stdopen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdprintf.o
 				make stdio/_stdprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdscanf.o
 				make stdio/_stdscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdsprnt.o
 				make stdio/_stdsprnt.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdsprnt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdvbuf.o
 				make stdio/_stdvbuf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdvbuf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdvsnprnt.o
 				make stdio/_stdvsnprnt.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdvsnprnt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdvsprnt.o
 				make stdio/_stdvsprnt.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdvsprnt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make _stdvsscn.o
 				make stdio/_stdvsscn.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/_stdvsscn.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fgetwc.o
 				make stdio/fgetwc.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fgetwc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fwprintf.o
 				make stdio/fwprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fwprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make putwchar.o
 				make stdio/putwchar.c
 					prev ast_wchar.h
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/putwchar.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vfwscanf.o
 				make stdio/vfwscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vfwscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make wprintf.o
 				make stdio/wprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/wprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fgetws.o
 				make stdio/fgetws.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fgetws.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fwscanf.o
 				make stdio/fwscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fwscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make swprintf.o
 				make stdio/swprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/swprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vswprintf.o
 				make stdio/vswprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vswprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make wscanf.o
 				make stdio/wscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/wscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fputwc.o
 				make stdio/fputwc.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fputwc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make getwc.o
 				make stdio/getwc.c
 					prev ast_wchar.h
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/getwc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make swscanf.o
 				make stdio/swscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/swscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vswscanf.o
 				make stdio/vswscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vswscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fputws.o
 				make stdio/fputws.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fputws.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make getwchar.o
 				make stdio/getwchar.c
 					prev ast_wchar.h
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/getwchar.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make ungetwc.o
 				make stdio/ungetwc.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/ungetwc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vwprintf.o
 				make stdio/vwprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vwprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fwide.o
 				make stdio/fwide.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fwide.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make putwc.o
 				make stdio/putwc.c
 					prev ast_wchar.h
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/putwc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vfwprintf.o
 				make stdio/vfwprintf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vfwprintf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make vwscanf.o
 				make stdio/vwscanf.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/vwscanf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make stdio_c99.o
 				make stdio/stdio_c99.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/stdio_c99.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fcloseall.o
 				make stdio/fcloseall.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fcloseall.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make fmemopen.o
 				make stdio/fmemopen.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/fmemopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make getdelim.o
 				make stdio/getdelim.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/getdelim.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make getline.o
 				make stdio/getline.c
 					prev stdio/stdhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c stdio/getline.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Istdio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make frexp.o
 				make comp/frexp.c
 					prev FEATURE/float
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/frexp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make frexpl.o
 				make comp/frexpl.c
 					prev FEATURE/float
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/frexpl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make astcopy.o
 				make port/astcopy.c
 					prev include/ls.h
 					make ast_mmap.h implicit
 						prev FEATURE/mmap
-						exec - ${STDCP} -f FEATURE/mmap ast_mmap.h
+						exec - ${STDCP} -f ${<} ${@}
 					done
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/astcopy.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make astconf.o
 				make port/astconf.c
 					make FEATURE/libpath implicit
 						prev features/libpath.sh
-						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/libpath.sh
+						exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 					done
 					prev conftab.h
 					prev include/ls.h
@@ -4048,7 +4048,7 @@ make install virtual
 					prev include/ast.h
 					prev misc/univlib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -D__OBSOLETE__=20120101 -DCONF_LIBSUFFIX=\""${mam_cc_SUFFIX_DYNAMIC-${mam_cc_SUFFIX_SHARED}}"\" -DCONF_LIBPREFIX=\""${mam_cc_PREFIX_DYNAMIC-${mam_cc_PREFIX_SHARED}}"\" -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -c port/astconf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Imisc -Iinclude -Istd -D__OBSOLETE__=20120101 -DCONF_LIBSUFFIX=\""${mam_cc_SUFFIX_DYNAMIC-${mam_cc_SUFFIX_SHARED}}"\" -DCONF_LIBPREFIX=\""${mam_cc_PREFIX_DYNAMIC-${mam_cc_PREFIX_SHARED}}"\" -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -c ${<}
 			done
 			make astdynamic.o
 				make port/astdynamic.c
@@ -4057,14 +4057,14 @@ make install virtual
 					prev include/ast.h
 					prev include/sfio_t.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c port/astdynamic.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iport -Isfio -Iinclude -Istd -I${INSTALLROOT}/include -c ${<}
 			done
 			make astquery.o
 				make port/astquery.c
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/astquery.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make astwinsize.o
 				make port/astwinsize.c
@@ -4072,7 +4072,7 @@ make install virtual
 					prev ast_tty.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/astwinsize.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make conftab.o
 				make conftab.c
@@ -4081,13 +4081,13 @@ make install virtual
 					prev FEATURE/common
 					prev FEATURE/standards
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c conftab.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make aststatic.o
 				make port/aststatic.c
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c port/aststatic.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getopt.o
 				make comp/getopt.c
@@ -4095,7 +4095,7 @@ make install virtual
 					prev include/error.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getopt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make getoptl.o
 				make comp/getoptl.c
@@ -4105,7 +4105,7 @@ make install virtual
 					prev include/ast_getopt.h
 					prev include/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c comp/getoptl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
 			make aso.o
 				make aso/aso.c
@@ -4115,7 +4115,7 @@ make install virtual
 						prev include/aso.h
 						make FEATURE/asometh implicit
 							prev features/asometh
-							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/asometh
+							exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 						done
 						make include/fnv.h implicit
 							prev ast_common.h
@@ -4124,38 +4124,38 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/aso.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make asolock.o
 				make aso/asolock.c
 					prev aso/asohdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/asolock.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make asometh.o
 				make aso/asometh.c
 					prev aso/asohdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/asometh.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make asorelax.o
 				make aso/asorelax.c
 					prev tv.h
 					prev aso/asohdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/asorelax.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make aso-sem.o
 				make aso/aso-sem.c
 					prev aso/asohdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/aso-sem.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make aso-fcntl.o
 				make aso/aso-fcntl.c
 					prev aso/asohdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c aso/aso-fcntl.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Iaso -Icomp -Iinclude -Istd -c ${<}
 			done
 			make vmbest.o
 				make vmalloc/vmbest.c
@@ -4170,109 +4170,109 @@ make install virtual
 						prev include/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmbest.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmclear.o
 				make vmalloc/vmclear.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmclear.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmclose.o
 				make vmalloc/vmclose.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmclose.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmdcheap.o
 				make vmalloc/vmdcheap.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmdcheap.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmdebug.o
 				make vmalloc/vmdebug.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmdebug.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmdisc.o
 				make vmalloc/vmdisc.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmdisc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmlast.o
 				make vmalloc/vmlast.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmlast.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmopen.o
 				make vmalloc/vmopen.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmpool.o
 				make vmalloc/vmpool.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmpool.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmprivate.o
 				make vmalloc/vmprivate.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmprivate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmprofile.o
 				make vmalloc/vmprofile.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmprofile.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmregion.o
 				make vmalloc/vmregion.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmregion.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmsegment.o
 				make vmalloc/vmsegment.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmsegment.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmset.o
 				make vmalloc/vmset.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmset.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmstat.o
 				make vmalloc/vmstat.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmstat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmstrdup.o
 				make vmalloc/vmstrdup.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmstrdup.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmtrace.o
 				make vmalloc/vmtrace.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmtrace.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmwalk.o
 				make vmalloc/vmwalk.c
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmwalk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmmopen.o
 				make vmalloc/vmmopen.c
@@ -4280,7 +4280,7 @@ make install virtual
 					prev vmalloc/vmhdr.h
 					prev FEATURE/vmalloc
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/vmmopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make malloc.o
 				make vmalloc/malloc.c
@@ -4288,676 +4288,673 @@ make install virtual
 					prev std/stdio.h
 					prev vmalloc/vmhdr.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c vmalloc/malloc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Ivmalloc -Iinclude -Istd -c ${<}
 			done
 			make vmgetmem.o
 				make vmalloc/vmgetmem.c
 					prev include/vmalloc.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c vmalloc/vmgetmem.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -Icomp -Iinclude -Istd -c ${<}
 			done
-			exec - ${AR} rc libast.a state.o opendir.o readdir.o rewinddir.o seekdir.o telldir.o getcwd.o fastfind.o hashalloc.o hashdump.o hashfree.o hashlast.o hashlook.o hashscan.o hashsize.o hashview.o hashwalk.o memhash.o memsum.o strhash.o strkey.o strsum.o stracmp.o strnacmp.o ccmap.o ccmapid.o ccnative.o chresc.o chrtoi.o
-			exec - ${AR} rc libast.a streval.o strexpr.o strmatch.o strcopy.o modei.o modex.o strmode.o strlcat.o strlcpy.o strlook.o strncopy.o strsearch.o strpsearch.o stresc.o stropt.o strtape.o strpcmp.o strnpcmp.o strvcmp.o strnvcmp.o tok.o tokline.o tokscan.o pathaccess.o pathcat.o pathcanon.o pathcheck.o pathpath.o pathexists.o pathfind.o pathicase.o pathkey.o pathprobe.o pathrepl.o pathnative.o pathposix.o pathtemp.o pathtmp.o pathstat.o pathgetlink.o pathsetlink.o pathbin.o pathshell.o pathcd.o pathprog.o ftwalk.o ftwflags.o fts.o astintercept.o conformance.o getenv.o setenviron.o optget.o optjoin.o optesc.o optctx.o strsort.o struniq.o magic.o mime.o mimetype.o signal.o sigflag.o systrace.o error.o errorf.o errormsg.o errorx.o localeconv.o setlocale.o translate.o catopen.o iconv.o lc.o lctab.o mc.o base64.o recfmt.o recstr.o reclen.o fmtrec.o fmtbuf.o fmtclock.o fmtdev.o fmtelapsed.o fmterror.o fmtesc.o fmtfmt.o fmtfs.o fmtident.o fmtint.o fmtip4.o fmtip6.o fmtls.o fmtmatch.o fmtmode.o fmtnum.o fmtperm.o fmtre.o fmttime.o
-			exec - ${AR} rc libast.a fmtuid.o fmtgid.o fmtsignal.o fmtscale.o fmttmx.o fmttv.o fmtversion.o strelapsed.o strperm.o struid.o strgid.o strtoip4.o strtoip6.o stk.o swapget.o swapmem.o swapop.o swapput.o sigdata.o sigcrit.o sigunblock.o procopen.o procclose.o procrun.o procfree.o tmdate.o tmequiv.o tmfix.o tmfmt.o tmform.o tmgoff.o tminit.o tmleap.o tmlex.o tmlocale.o tmmake.o tmpoff.o tmscan.o tmsleep.o tmtime.o tmtype.o tmweek.o tmword.o tmzone.o tmxdate.o tmxduration.o tmxfmt.o tmxgettime.o tmxleap.o tmxmake.o tmxscan.o tmxsettime.o tmxsleep.o tmxtime.o tmxtouch.o tvcmp.o tvgettime.o tvsettime.o tvsleep.o tvtouch.o cmdarg.o vecargs.o vecfile.o vecfree.o vecload.o vecstring.o univdata.o touch.o mnt.o debug.o memccpy.o memchr.o memcmp.o memcpy.o memdup.o memmove.o memset.o mkdir.o mkfifo.o mknod.o rmdir.o remove.o rename.o link.o unlink.o strdup.o strtod.o strtold.o strtol.o strtoll.o strtoul.o strtoull.o strton.o strtonll.o strntod.o strntold.o strnton.o
-			exec - ${AR} rc libast.a strntonll.o strntol.o strntoll.o strntoul.o strntoull.o strcasecmp.o strncasecmp.o strerror.o mktemp.o tmpnam.o fsync.o execlp.o execve.o execvp.o execvpe.o spawnveg.o killpg.o getlogin.o putenv.o setenv.o unsetenv.o lstat.o statvfs.o eaccess.o gross.o omitted.o readlink.o symlink.o getpgrp.o setpgid.o setsid.o fcntl.o open.o getdents.o getwd.o dup2.o errno.o getgroups.o mount.o system.o iblocks.o modedata.o tmdata.o memfatal.o sfkeyprintf.o sfdcdio.o sfdcdos.o sfdcfilter.o sfdcseekable.o sfdcslow.o sfdcsubstr.o sfdctee.o sfdcunion.o sfdcmore.o sfdcprefix.o wc.o wc2utf8.o dirname.o fmtmsglib.o fnmatch.o ftw.o getdate.o getsubopt.o glob.o nftw.o re_comp.o resolvepath.o realpath.o regcmp.o regexp.o strftime.o strptime.o swab.o tempnam.o wordexp.o mktime.o regalloc.o regclass.o regcoll.o regcomp.o regcache.o regdecomp.o regerror.o regexec.o regfatal.o reginit.o
-			exec - ${AR} rc libast.a regnexec.o regsubcomp.o regsubexec.o regsub.o regrecord.o regrexec.o regstat.o dtclose.o dtdisc.o dthash.o dtlist.o dtmethod.o dtopen.o dtstat.o dtstrhash.o dttree.o dtuser.o dtview.o dtwalk.o dtnew.o dtcomp.o sfclose.o sfclrlock.o sfdisc.o sfdlen.o sfexcept.o sfgetl.o sfgetu.o sfcvt.o sfecvt.o sffcvt.o sfextern.o sffilbuf.o sfflsbuf.o sfprints.o sfgetd.o sfgetr.o sfllen.o sfmode.o sfmove.o sfnew.o sfpkrd.o sfnotify.o sfnputc.o sfopen.o sfpeek.o sfpoll.o sfpool.o sfpopen.o sfprintf.o sfputd.o sfputl.o sfputr.o sfputu.o sfrd.o sfread.o sfreserve.o sfscanf.o sfseek.o sfset.o sfsetbuf.o sfsetfd.o sfsize.o sfsk.o sfstack.o sfstrtod.o sfsync.o sfswap.o sftable.o sftell.o sftmp.o sfungetc.o sfvprintf.o sfvscanf.o sfwr.o sfwrite.o sfpurge.o sfraise.o sfwalk.o sfgetm.o sfputm.o sfresize.o _sfclrerr.o _sfeof.o _sferror.o _sffileno.o _sfopen.o _sfstacked.o _sfvalue.o _sfgetc.o _sfgetl.o _sfgetl2.o _sfgetu.o _sfgetu2.o _sfdlen.o _sfllen.o _sfslen.o _sfulen.o _sfputc.o _sfputd.o _sfputl.o _sfputm.o
-			exec - ${AR} rc libast.a _sfputu.o clearerr.o fclose.o fdopen.o fflush.o fgetc.o fgetpos.o fgets.o fopen.o fprintf.o fpurge.o fputs.o fread.o freopen.o fscanf.o fseek.o fseeko.o fsetpos.o ftell.o ftello.o fwrite.o getw.o pclose.o popen.o printf.o putchar.o puts.o putw.o rewind.o scanf.o setbuf.o setbuffer.o setlinebuf.o setvbuf.o snprintf.o sprintf.o sscanf.o asprintf.o vasprintf.o tmpfile.o ungetc.o vfprintf.o vfscanf.o vprintf.o vscanf.o vsnprintf.o vsprintf.o vsscanf.o _doprnt.o _doscan.o _filbuf.o _flsbuf.o _stdopen.o _stdprintf.o _stdscanf.o _stdsprnt.o _stdvbuf.o _stdvsnprnt.o _stdvsprnt.o _stdvsscn.o fgetwc.o fwprintf.o putwchar.o vfwscanf.o wprintf.o fgetws.o fwscanf.o swprintf.o vswprintf.o wscanf.o fputwc.o getwc.o swscanf.o vswscanf.o fputws.o getwchar.o ungetwc.o vwprintf.o fwide.o putwc.o vfwprintf.o vwscanf.o stdio_c99.o fcloseall.o fmemopen.o getdelim.o getline.o frexp.o frexpl.o astcopy.o
-			exec - ${AR} rc libast.a astconf.o astdynamic.o astquery.o astwinsize.o conftab.o aststatic.o getopt.o getoptl.o aso.o asolock.o asometh.o asorelax.o aso-sem.o aso-fcntl.o vmbest.o vmclear.o vmclose.o vmdcheap.o vmdebug.o vmdisc.o vmlast.o vmopen.o vmpool.o vmprivate.o vmprofile.o vmregion.o vmsegment.o vmset.o vmstat.o vmstrdup.o vmtrace.o vmwalk.o vmmopen.o malloc.o vmgetmem.o
-			exec - (ranlib libast.a) >/dev/null 2>&1 || true
+			exec - if	test -f ${@}
+			exec - then	${AR} rc ${@} ${?}  # add changed *.o
+			exec - else	${AR} rc ${@} ${^}  # add all *.o
+			exec - fi || exit
+			exec - (ranlib ${@}) >/dev/null 2>&1 || true
 		done libast.a
 	done ast
 	prev libast.a
 	make ${INSTALLROOT}/lib
-		exec - mkdir -p ${INSTALLROOT}/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/libast.a
 		prev libast.a
-		exec - ${STDCP} -f libast.a ${INSTALLROOT}/lib/libast.a
-		exec - (ranlib ${INSTALLROOT}/lib/libast.a) >/dev/null 2>&1 || true
+		exec - ${STDCP} -f ${<} ${@} || exit
+		exec - (ranlib ${@}) >/dev/null 2>&1 || true
 	done
 	make ${INSTALLROOT}/man/man3
-		exec - mkdir -p ${INSTALLROOT}/man/man3
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/man/man3/LIBAST.3
 		prev man/LIBAST.3
-		exec - ${STDCP} -f man/LIBAST.3 ${INSTALLROOT}/man/man3/LIBAST.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/aso.3
 		prev man/aso.3
-		exec - ${STDCP} -f man/aso.3 ${INSTALLROOT}/man/man3/aso.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/ast.3
 		prev man/ast.3
-		exec - ${STDCP} -f man/ast.3 ${INSTALLROOT}/man/man3/ast.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/cdt.3
 		prev man/cdt.3
-		exec - ${STDCP} -f man/cdt.3 ${INSTALLROOT}/man/man3/cdt.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/chr.3
 		prev man/chr.3
-		exec - ${STDCP} -f man/chr.3 ${INSTALLROOT}/man/man3/chr.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/compat.3
 		prev man/compat.3
-		exec - ${STDCP} -f man/compat.3 ${INSTALLROOT}/man/man3/compat.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/error.3
 		prev man/error.3
-		exec - ${STDCP} -f man/error.3 ${INSTALLROOT}/man/man3/error.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/find.3
 		prev man/find.3
-		exec - ${STDCP} -f man/find.3 ${INSTALLROOT}/man/man3/find.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/fmt.3
 		prev man/fmt.3
-		exec - ${STDCP} -f man/fmt.3 ${INSTALLROOT}/man/man3/fmt.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/fmtls.3
 		prev man/fmtls.3
-		exec - ${STDCP} -f man/fmtls.3 ${INSTALLROOT}/man/man3/fmtls.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/ftwalk.3
 		prev man/ftwalk.3
-		exec - ${STDCP} -f man/ftwalk.3 ${INSTALLROOT}/man/man3/ftwalk.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/getcwd.3
 		prev man/getcwd.3
-		exec - ${STDCP} -f man/getcwd.3 ${INSTALLROOT}/man/man3/getcwd.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/hash.3
 		prev man/hash.3
-		exec - ${STDCP} -f man/hash.3 ${INSTALLROOT}/man/man3/hash.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/iblocks.3
 		prev man/iblocks.3
-		exec - ${STDCP} -f man/iblocks.3 ${INSTALLROOT}/man/man3/iblocks.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/int.3
 		prev man/int.3
-		exec - ${STDCP} -f man/int.3 ${INSTALLROOT}/man/man3/int.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/ip6.3
 		prev man/ip6.3
-		exec - ${STDCP} -f man/ip6.3 ${INSTALLROOT}/man/man3/ip6.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/magic.3
 		prev man/magic.3
-		exec - ${STDCP} -f man/magic.3 ${INSTALLROOT}/man/man3/magic.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/mem.3
 		prev man/mem.3
-		exec - ${STDCP} -f man/mem.3 ${INSTALLROOT}/man/man3/mem.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/mime.3
 		prev man/mime.3
-		exec - ${STDCP} -f man/mime.3 ${INSTALLROOT}/man/man3/mime.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/modecanon.3
 		prev man/modecanon.3
-		exec - ${STDCP} -f man/modecanon.3 ${INSTALLROOT}/man/man3/modecanon.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/optget.3
 		prev man/optget.3
-		exec - ${STDCP} -f man/optget.3 ${INSTALLROOT}/man/man3/optget.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/path.3
 		prev man/path.3
-		exec - ${STDCP} -f man/path.3 ${INSTALLROOT}/man/man3/path.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/proc.3
 		prev man/proc.3
-		exec - ${STDCP} -f man/proc.3 ${INSTALLROOT}/man/man3/proc.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/re.3
 		prev man/re.3
-		exec - ${STDCP} -f man/re.3 ${INSTALLROOT}/man/man3/re.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/regex.3
 		prev man/regex.3
-		exec - ${STDCP} -f man/regex.3 ${INSTALLROOT}/man/man3/regex.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/setenviron.3
 		prev man/setenviron.3
-		exec - ${STDCP} -f man/setenviron.3 ${INSTALLROOT}/man/man3/setenviron.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/sfio.3
 		prev man/sfio.3
-		exec - ${STDCP} -f man/sfio.3 ${INSTALLROOT}/man/man3/sfio.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/sig.3
 		prev man/sig.3
-		exec - ${STDCP} -f man/sig.3 ${INSTALLROOT}/man/man3/sig.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/spawnveg.3
 		prev man/spawnveg.3
-		exec - ${STDCP} -f man/spawnveg.3 ${INSTALLROOT}/man/man3/spawnveg.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/stk.3
 		prev man/stk.3
-		exec - ${STDCP} -f man/stk.3 ${INSTALLROOT}/man/man3/stk.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strcopy.3
 		prev man/strcopy.3
-		exec - ${STDCP} -f man/strcopy.3 ${INSTALLROOT}/man/man3/strcopy.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strdup.3
 		prev man/strdup.3
-		exec - ${STDCP} -f man/strdup.3 ${INSTALLROOT}/man/man3/strdup.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strelapsed.3
 		prev man/strelapsed.3
-		exec - ${STDCP} -f man/strelapsed.3 ${INSTALLROOT}/man/man3/strelapsed.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strerror.3
 		prev man/strerror.3
-		exec - ${STDCP} -f man/strerror.3 ${INSTALLROOT}/man/man3/strerror.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/stresc.3
 		prev man/stresc.3
-		exec - ${STDCP} -f man/stresc.3 ${INSTALLROOT}/man/man3/stresc.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/streval.3
 		prev man/streval.3
-		exec - ${STDCP} -f man/streval.3 ${INSTALLROOT}/man/man3/streval.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strgid.3
 		prev man/strgid.3
-		exec - ${STDCP} -f man/strgid.3 ${INSTALLROOT}/man/man3/strgid.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strmatch.3
 		prev man/strmatch.3
-		exec - ${STDCP} -f man/strmatch.3 ${INSTALLROOT}/man/man3/strmatch.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/stropt.3
 		prev man/stropt.3
-		exec - ${STDCP} -f man/stropt.3 ${INSTALLROOT}/man/man3/stropt.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strperm.3
 		prev man/strperm.3
-		exec - ${STDCP} -f man/strperm.3 ${INSTALLROOT}/man/man3/strperm.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strsignal.3
 		prev man/strsignal.3
-		exec - ${STDCP} -f man/strsignal.3 ${INSTALLROOT}/man/man3/strsignal.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strsort.3
 		prev man/strsort.3
-		exec - ${STDCP} -f man/strsort.3 ${INSTALLROOT}/man/man3/strsort.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strtape.3
 		prev man/strtape.3
-		exec - ${STDCP} -f man/strtape.3 ${INSTALLROOT}/man/man3/strtape.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/strton.3
 		prev man/strton.3
-		exec - ${STDCP} -f man/strton.3 ${INSTALLROOT}/man/man3/strton.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/struid.3
 		prev man/struid.3
-		exec - ${STDCP} -f man/struid.3 ${INSTALLROOT}/man/man3/struid.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/swap.3
 		prev man/swap.3
-		exec - ${STDCP} -f man/swap.3 ${INSTALLROOT}/man/man3/swap.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/tab.3
 		prev man/tab.3
-		exec - ${STDCP} -f man/tab.3 ${INSTALLROOT}/man/man3/tab.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/tm.3
 		prev man/tm.3
-		exec - ${STDCP} -f man/tm.3 ${INSTALLROOT}/man/man3/tm.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/tmx.3
 		prev man/tmx.3
-		exec - ${STDCP} -f man/tmx.3 ${INSTALLROOT}/man/man3/tmx.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/tok.3
 		prev man/tok.3
-		exec - ${STDCP} -f man/tok.3 ${INSTALLROOT}/man/man3/tok.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/touch.3
 		prev man/touch.3
-		exec - ${STDCP} -f man/touch.3 ${INSTALLROOT}/man/man3/touch.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/tv.3
 		prev man/tv.3
-		exec - ${STDCP} -f man/tv.3 ${INSTALLROOT}/man/man3/tv.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/vecargs.3
 		prev man/vecargs.3
-		exec - ${STDCP} -f man/vecargs.3 ${INSTALLROOT}/man/man3/vecargs.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/man/man3/vmalloc.3
 		prev man/vmalloc.3
-		exec - ${STDCP} -f man/vmalloc.3 ${INSTALLROOT}/man/man3/vmalloc.3
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/ast
 		prev ast.req
-		exec - ${STDCP} -f ast.req ${INSTALLROOT}/lib/lib/ast
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast
-		exec - mkdir -p ${INSTALLROOT}/include/ast
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_common.h
 		prev ast_common.h
-		exec - ${STDCP} -f ast_common.h ${INSTALLROOT}/include/ast/ast_common.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast.h
 		prev include/ast.h
-		exec - ${STDCP} -f include/ast.h ${INSTALLROOT}/include/ast/ast.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_dir.h
 		prev include/ast_dir.h
-		exec - ${STDCP} -f include/ast_dir.h ${INSTALLROOT}/include/ast/ast_dir.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_getopt.h
 		prev include/ast_getopt.h
-		exec - ${STDCP} -f include/ast_getopt.h ${INSTALLROOT}/include/ast/ast_getopt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_std.h
 		prev include/ast_std.h
-		exec - ${STDCP} -f include/ast_std.h ${INSTALLROOT}/include/ast/ast_std.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_windows.h
 		prev include/ast_windows.h
-		exec - ${STDCP} -f include/ast_windows.h ${INSTALLROOT}/include/ast/ast_windows.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ccode.h
 		prev include/ccode.h
-		exec - ${STDCP} -f include/ccode.h ${INSTALLROOT}/include/ast/ccode.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/cdt.h
 		prev include/cdt.h
-		exec - ${STDCP} -f include/cdt.h ${INSTALLROOT}/include/ast/cdt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/cdtlib.h
 		prev cdt/cdtlib.h
-		exec - ${STDCP} -f cdt/cdtlib.h ${INSTALLROOT}/include/ast/cdtlib.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/cmdarg.h
 		prev include/cmdarg.h
-		exec - ${STDCP} -f include/cmdarg.h ${INSTALLROOT}/include/ast/cmdarg.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/debug.h
 		prev include/debug.h
-		exec - ${STDCP} -f include/debug.h ${INSTALLROOT}/include/ast/debug.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/dt.h
 		prev include/dt.h
-		exec - ${STDCP} -f include/dt.h ${INSTALLROOT}/include/ast/dt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/error.h
 		prev include/error.h
-		exec - ${STDCP} -f include/error.h ${INSTALLROOT}/include/ast/error.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/find.h
 		prev include/find.h
-		exec - ${STDCP} -f include/find.h ${INSTALLROOT}/include/ast/find.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ftw.h
 		prev comp/ftw.h
-		exec - ${STDCP} -f comp/ftw.h ${INSTALLROOT}/include/ast/ftw.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ftwalk.h
 		prev include/ftwalk.h
-		exec - ${STDCP} -f include/ftwalk.h ${INSTALLROOT}/include/ast/ftwalk.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/fts.h
 		prev include/fts.h
-		exec - ${STDCP} -f include/fts.h ${INSTALLROOT}/include/ast/fts.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/getopt.h
 		prev comp/getopt.h
-		exec - ${STDCP} -f comp/getopt.h ${INSTALLROOT}/include/ast/getopt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/glob.h
 		prev include/glob.h
-		exec - ${STDCP} -f include/glob.h ${INSTALLROOT}/include/ast/glob.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/hash.h
 		prev include/hash.h
-		exec - ${STDCP} -f include/hash.h ${INSTALLROOT}/include/ast/hash.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/hashkey.h
 		prev include/hashkey.h
-		exec - ${STDCP} -f include/hashkey.h ${INSTALLROOT}/include/ast/hashkey.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/hashpart.h
 		prev include/hashpart.h
-		exec - ${STDCP} -f include/hashpart.h ${INSTALLROOT}/include/ast/hashpart.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ip6.h
 		prev include/ip6.h
-		exec - ${STDCP} -f include/ip6.h ${INSTALLROOT}/include/ast/ip6.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/lc.h
 		prev lc.h
-		exec - ${STDCP} -f lc.h ${INSTALLROOT}/include/ast/lc.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ls.h
 		prev include/ls.h
-		exec - ${STDCP} -f include/ls.h ${INSTALLROOT}/include/ast/ls.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/magic.h
 		prev include/magic.h
-		exec - ${STDCP} -f include/magic.h ${INSTALLROOT}/include/ast/magic.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/mc.h
 		prev include/mc.h
-		exec - ${STDCP} -f include/mc.h ${INSTALLROOT}/include/ast/mc.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/mime.h
 		prev include/mime.h
-		exec - ${STDCP} -f include/mime.h ${INSTALLROOT}/include/ast/mime.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/mnt.h
 		prev include/mnt.h
-		exec - ${STDCP} -f include/mnt.h ${INSTALLROOT}/include/ast/mnt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/modecanon.h
 		prev include/modecanon.h
-		exec - ${STDCP} -f include/modecanon.h ${INSTALLROOT}/include/ast/modecanon.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/modex.h
 		prev include/modex.h
-		exec - ${STDCP} -f include/modex.h ${INSTALLROOT}/include/ast/modex.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/namval.h
 		prev include/namval.h
-		exec - ${STDCP} -f include/namval.h ${INSTALLROOT}/include/ast/namval.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/option.h
 		prev include/option.h
-		exec - ${STDCP} -f include/option.h ${INSTALLROOT}/include/ast/option.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/proc.h
 		prev include/proc.h
-		exec - ${STDCP} -f include/proc.h ${INSTALLROOT}/include/ast/proc.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/re_comp.h
 		prev comp/re_comp.h
-		exec - ${STDCP} -f comp/re_comp.h ${INSTALLROOT}/include/ast/re_comp.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/recfmt.h
 		prev include/recfmt.h
-		exec - ${STDCP} -f include/recfmt.h ${INSTALLROOT}/include/ast/recfmt.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/regex.h
 		prev include/regex.h
-		exec - ${STDCP} -f include/regex.h ${INSTALLROOT}/include/ast/regex.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/regexp.h
 		prev comp/regexp.h
-		exec - ${STDCP} -f comp/regexp.h ${INSTALLROOT}/include/ast/regexp.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/sfio.h
 		prev include/sfio.h
-		exec - ${STDCP} -f include/sfio.h ${INSTALLROOT}/include/ast/sfio.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/sfio_s.h
 		prev include/sfio_s.h
-		exec - ${STDCP} -f include/sfio_s.h ${INSTALLROOT}/include/ast/sfio_s.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/sfio_t.h
 		prev include/sfio_t.h
-		exec - ${STDCP} -f include/sfio_t.h ${INSTALLROOT}/include/ast/sfio_t.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/sfdisc.h
 		prev include/sfdisc.h
-		exec - ${STDCP} -f include/sfdisc.h ${INSTALLROOT}/include/ast/sfdisc.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/shcmd.h
 		prev include/shcmd.h
-		exec - ${STDCP} -f include/shcmd.h ${INSTALLROOT}/include/ast/shcmd.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/stk.h
 		prev include/stk.h
-		exec - ${STDCP} -f include/stk.h ${INSTALLROOT}/include/ast/stk.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/swap.h
 		prev include/swap.h
-		exec - ${STDCP} -f include/swap.h ${INSTALLROOT}/include/ast/swap.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/tar.h
 		prev include/tar.h
-		exec - ${STDCP} -f include/tar.h ${INSTALLROOT}/include/ast/tar.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/times.h
 		prev include/times.h
-		exec - ${STDCP} -f include/times.h ${INSTALLROOT}/include/ast/times.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/tm.h
 		prev include/tm.h
-		exec - ${STDCP} -f include/tm.h ${INSTALLROOT}/include/ast/tm.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/tok.h
 		prev include/tok.h
-		exec - ${STDCP} -f include/tok.h ${INSTALLROOT}/include/ast/tok.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/usage.h
 		prev include/usage.h
-		exec - ${STDCP} -f include/usage.h ${INSTALLROOT}/include/ast/usage.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/vdb.h
 		prev include/vdb.h
-		exec - ${STDCP} -f include/vdb.h ${INSTALLROOT}/include/ast/vdb.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/vecargs.h
 		prev include/vecargs.h
-		exec - ${STDCP} -f include/vecargs.h ${INSTALLROOT}/include/ast/vecargs.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/vmalloc.h
 		prev include/vmalloc.h
-		exec - ${STDCP} -f include/vmalloc.h ${INSTALLROOT}/include/ast/vmalloc.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/wait.h
 		prev include/wait.h
-		exec - ${STDCP} -f include/wait.h ${INSTALLROOT}/include/ast/wait.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/wordexp.h
 		prev comp/wordexp.h
-		exec - ${STDCP} -f comp/wordexp.h ${INSTALLROOT}/include/ast/wordexp.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/bytesex.h
 		prev std/bytesex.h
-		exec - ${STDCP} -f std/bytesex.h ${INSTALLROOT}/include/ast/bytesex.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/endian.h
 		prev std/endian.h
-		exec - ${STDCP} -f std/endian.h ${INSTALLROOT}/include/ast/endian.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/fnmatch.h
 		prev comp/fnmatch.h
-		exec - ${STDCP} -f comp/fnmatch.h ${INSTALLROOT}/include/ast/fnmatch.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/magicid.h
 		make include/magicid.h
 			prev ast_common.h
 		done
-		exec - ${STDCP} -f include/magicid.h ${INSTALLROOT}/include/ast/magicid.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/fnv.h
 		prev include/fnv.h
-		exec - ${STDCP} -f include/fnv.h ${INSTALLROOT}/include/ast/fnv.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/aso.h
 		prev include/aso.h
-		exec - ${STDCP} -f include/aso.h ${INSTALLROOT}/include/ast/aso.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/dirent.h
 		prev std/dirent.h
-		exec - ${STDCP} -f std/dirent.h ${INSTALLROOT}/include/ast/dirent.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/iconv.h
 		prev std/iconv.h
-		exec - ${STDCP} -f std/iconv.h ${INSTALLROOT}/include/ast/iconv.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/nl_types.h
 		prev std/nl_types.h
-		exec - ${STDCP} -f std/nl_types.h ${INSTALLROOT}/include/ast/nl_types.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/stdio.h
 		prev std/stdio.h
-		exec - ${STDCP} -f std/stdio.h ${INSTALLROOT}/include/ast/stdio.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/wchar.h
 		prev std/wchar.h
-		exec - ${STDCP} -f std/wchar.h ${INSTALLROOT}/include/ast/wchar.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/wctype.h
 		prev std/wctype.h
-		exec - ${STDCP} -f std/wctype.h ${INSTALLROOT}/include/ast/wctype.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/align.h
 		prev align.h
-		exec - ${STDCP} -f align.h ${INSTALLROOT}/include/ast/align.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/sig.h
 		prev sig.h
-		exec - ${STDCP} -f sig.h ${INSTALLROOT}/include/ast/sig.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/tmx.h
 		prev tmx.h
-		exec - ${STDCP} -f tmx.h ${INSTALLROOT}/include/ast/tmx.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/tv.h
 		prev tv.h
-		exec - ${STDCP} -f tv.h ${INSTALLROOT}/include/ast/tv.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_api.h
 		prev ast_api.h
-		exec - ${STDCP} -f ast_api.h ${INSTALLROOT}/include/ast/ast_api.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_botch.h
 		prev ast_botch.h
-		exec - ${STDCP} -f ast_botch.h ${INSTALLROOT}/include/ast/ast_botch.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_ccode.h
 		prev ast_ccode.h
-		exec - ${STDCP} -f ast_ccode.h ${INSTALLROOT}/include/ast/ast_ccode.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_fcntl.h
 		prev ast_fcntl.h
-		exec - ${STDCP} -f ast_fcntl.h ${INSTALLROOT}/include/ast/ast_fcntl.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_float.h
 		make ast_float.h
-			prev FEATURE/float
 			prev ast_common.h
-			exec - ${STDCP} -f FEATURE/float ast_float.h
+			prev FEATURE/float
+			exec - ${STDCP} -f ${<} ${@}
 		done
-		exec - ${STDCP} -f ast_float.h ${INSTALLROOT}/include/ast/ast_float.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_fs.h
 		prev ast_fs.h
-		exec - ${STDCP} -f ast_fs.h ${INSTALLROOT}/include/ast/ast_fs.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_lib.h
 		prev ast_lib.h
-		exec - ${STDCP} -f ast_lib.h ${INSTALLROOT}/include/ast/ast_lib.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_map.h
 		prev ast_map.h
-		exec - ${STDCP} -f ast_map.h ${INSTALLROOT}/include/ast/ast_map.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_mmap.h
 		prev ast_mmap.h
-		exec - ${STDCP} -f ast_mmap.h ${INSTALLROOT}/include/ast/ast_mmap.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_mode.h
 		prev ast_mode.h
-		exec - ${STDCP} -f ast_mode.h ${INSTALLROOT}/include/ast/ast_mode.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_ndbm.h
 		make ast_ndbm.h
 			make FEATURE/ndbm
-				prev features/ndbm
 				prev std/stdio.h
-				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/ndbm
+				prev features/ndbm
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 			done
-			exec - ${STDCP} -f FEATURE/ndbm ast_ndbm.h
+			exec - ${STDCP} -f ${<} ${@}
 		done
-		exec - ${STDCP} -f ast_ndbm.h ${INSTALLROOT}/include/ast/ast_ndbm.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_param.h
 		prev ast_param.h
-		exec - ${STDCP} -f ast_param.h ${INSTALLROOT}/include/ast/ast_param.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_sys.h
 		prev ast_sys.h
-		exec - ${STDCP} -f ast_sys.h ${INSTALLROOT}/include/ast/ast_sys.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_time.h
 		prev ast_time.h
-		exec - ${STDCP} -f ast_time.h ${INSTALLROOT}/include/ast/ast_time.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_tty.h
 		prev ast_tty.h
-		exec - ${STDCP} -f ast_tty.h ${INSTALLROOT}/include/ast/ast_tty.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_wait.h
 		prev ast_wait.h
-		exec - ${STDCP} -f ast_wait.h ${INSTALLROOT}/include/ast/ast_wait.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_limits.h
 		prev ast_limits.h
-		exec - ${STDCP} -f ast_limits.h ${INSTALLROOT}/include/ast/ast_limits.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_standards.h
 		prev ast_standards.h
-		exec - ${STDCP} -f ast_standards.h ${INSTALLROOT}/include/ast/ast_standards.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_sizeof.h
 		make ast_sizeof.h
 			make FEATURE/sizeof
 				prev features/sizeof
-				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run features/sizeof
+				exec - iffe ${IFFEFLAGS} -v -X ast -X std -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" run ${<}
 			done
-			exec - ${STDCP} -f FEATURE/sizeof ast_sizeof.h
+			exec - ${STDCP} -f ${<} ${@}
 		done
-		exec - ${STDCP} -f ast_sizeof.h ${INSTALLROOT}/include/ast/ast_sizeof.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_dirent.h
 		prev ast_dirent.h
-		exec - ${STDCP} -f ast_dirent.h ${INSTALLROOT}/include/ast/ast_dirent.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_iconv.h
 		prev ast_iconv.h
-		exec - ${STDCP} -f ast_iconv.h ${INSTALLROOT}/include/ast/ast_iconv.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_nl_types.h
 		prev ast_nl_types.h
-		exec - ${STDCP} -f ast_nl_types.h ${INSTALLROOT}/include/ast/ast_nl_types.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_stdio.h
 		prev ast_stdio.h
-		exec - ${STDCP} -f ast_stdio.h ${INSTALLROOT}/include/ast/ast_stdio.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_wchar.h
 		prev ast_wchar.h
-		exec - ${STDCP} -f ast_wchar.h ${INSTALLROOT}/include/ast/ast_wchar.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/include/ast/ast_wctype.h
 		prev ast_wctype.h
-		exec - ${STDCP} -f ast_wctype.h ${INSTALLROOT}/include/ast/ast_wctype.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/file
-		exec - mkdir -p ${INSTALLROOT}/lib/file
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/file/magic
 		prev misc/magic.tab
-		exec - ${STDCP} -f misc/magic.tab ${INSTALLROOT}/lib/file/magic
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${INSTALLROOT}/lib/package/gen/.asthdr_tstamp
+		prev ast_lib.h
 		prev comp/fmtmsg.h
 		prev comp/libgen.h
-		prev ast_lib.h
 		note * install our own versions of these if iffe hasn't detected these in the system
 		exec - CCt='	'  # one tab
 		exec - for src in comp/fmtmsg.h comp/libgen.h
@@ -4968,11 +4965,11 @@ make install virtual
 		exec -		then	${STDCP} -f "$src" "$dst" || exit
 		exec -		fi
 		exec - done
-		exec - touch ${INSTALLROOT}/lib/package/gen/.asthdr_tstamp
+		exec - touch ${@}
 	done
 	make ${INSTALLROOT}/include/ast/releaseflags.h
 		prev releaseflags.h
-		exec - ${STDCP} -f releaseflags.h ${INSTALLROOT}/include/ast/releaseflags.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	note *
 	note * mamake was previously built by package.sh without libast;
@@ -4984,24 +4981,24 @@ make install virtual
 				prev ${INSTALLROOT}/include/ast/error.h
 				prev ${INSTALLROOT}/include/ast/ast.h
 			done
-			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I${INSTALLROOT}/include/ast -D_PACKAGE_ast -c ${PACKAGEROOT}/src/cmd/INIT/mamake.c
+			exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I${INSTALLROOT}/include/ast -D_PACKAGE_ast -c ${<}
 		done
 		bind -last
 		exec - set -o errexit
-		exec - ${CC} ${CCLDFLAGS} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS} ${mam_cc_L+-L${INSTALLROOT}/lib} -o mamake mamake.o ${mam_libast}
+		exec - ${CC} ${CCLDFLAGS} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS} ${mam_cc_L+-L${INSTALLROOT}/lib} -o ${@} ${<} ${mam_libast}
 		note *
 		note * We purposely do not have a make target of ${INSTALLROOT}/bin/mamake here;
 		note * this helps to ensure that the package.sh-built version gets overwritten.
 		note *
 		note * macOS throws code signature error if 'cp' overwrites Mach-O binary; must remove first
-		exec - ${STDRM} -rf ${INSTALLROOT}/bin/mamake ${INSTALLROOT}/bin/mamake.*
-		exec - ${STDCP} mamake ${INSTALLROOT}/bin/mamake
+		exec - ${STDRM} -rf ${INSTALLROOT}/bin/${@} ${INSTALLROOT}/bin/${@}.*
+		exec - ${STDCP} ${@} ${INSTALLROOT}/bin/${@}
 	done
 done install
 make test dontcare virtual
 	make test.mamake virtual
 		prev ${PACKAGEROOT}/src/cmd/INIT/mamake.tst
 		exec - : testing the libast rebuild of mamake at $PWD/mamake :
-		exec - regress ${PACKAGEROOT}/src/cmd/INIT/mamake.tst mamake
+		exec - regress ${<} mamake
 	done
 done test
diff --git a/src/lib/libcmd/Mamfile b/src/lib/libcmd/Mamfile
index 567794d139f6..f9062622d132 100644
--- a/src/lib/libcmd/Mamfile
+++ b/src/lib/libcmd/Mamfile
@@ -23,7 +23,6 @@ make install virtual
 			exec - mkreq ${CC} ${mam_cc_FLAGS} ${CCFLAGS} : ${LDFLAGS} : cmd fsg md util ast
 		done
 		make libcmd.a
-			prev cmd.req
 			make cmdinit.o
 				make cmdinit.c
 					prev ${PACKAGE_ast_INCLUDE}/shcmd.h implicit
@@ -48,7 +47,7 @@ make install virtual
 									prev features/symlink
 									bind -lutil
 									bind -last
-									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run features/symlink
+									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run ${<}
 								done
 								make ${PACKAGE_ast_INCLUDE}/fts.h implicit
 									prev ${PACKAGE_ast_INCLUDE}/ast_mode.h implicit
@@ -200,7 +199,7 @@ make install virtual
 								prev ${PACKAGE_ast_INCLUDE}/endian.h
 								make FEATURE/sockets implicit
 									prev features/sockets
-									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run features/sockets
+									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run ${<}
 								done
 								prev ${PACKAGE_ast_INCLUDE}/ls.h
 								prev cmd.h
@@ -224,7 +223,7 @@ make install virtual
 								prev ${PACKAGE_ast_INCLUDE}/stdio.h
 								make FEATURE/ids implicit
 									prev features/ids
-									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run features/ids
+									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run ${<}
 								done
 								prev cmd.h
 							done
@@ -313,7 +312,7 @@ make install virtual
 							make uname.c
 								make FEATURE/utsname implicit
 									prev features/utsname
-									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run features/utsname
+									exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libutil} ${mam_libast} : run ${<}
 								done
 								prev ${PACKAGE_ast_INCLUDE}/proc.h
 								prev cmd.h
@@ -363,7 +362,7 @@ make install virtual
 							exec - -e 's/^b_//' \
 							exec - -e 's/(.*//' \
 							exec - -e 's/.*/extern int	b_&(int, char**, Shbltin_t*);/' \
-							exec - ${PACKAGEROOT}/src/lib/libcmd/cmdinit.c ${PACKAGEROOT}/src/lib/libcmd/basename.c ${PACKAGEROOT}/src/lib/libcmd/cat.c ${PACKAGEROOT}/src/lib/libcmd/chgrp.c ${PACKAGEROOT}/src/lib/libcmd/chmod.c ${PACKAGEROOT}/src/lib/libcmd/chown.c ${PACKAGEROOT}/src/lib/libcmd/cksum.c ${PACKAGEROOT}/src/lib/libcmd/cmp.c ${PACKAGEROOT}/src/lib/libcmd/comm.c ${PACKAGEROOT}/src/lib/libcmd/cp.c ${PACKAGEROOT}/src/lib/libcmd/cut.c ${PACKAGEROOT}/src/lib/libcmd/dirname.c ${PACKAGEROOT}/src/lib/libcmd/date.c ${PACKAGEROOT}/src/lib/libcmd/expr.c ${PACKAGEROOT}/src/lib/libcmd/fds.c ${PACKAGEROOT}/src/lib/libcmd/fmt.c ${PACKAGEROOT}/src/lib/libcmd/fold.c ${PACKAGEROOT}/src/lib/libcmd/getconf.c ${PACKAGEROOT}/src/lib/libcmd/head.c ${PACKAGEROOT}/src/lib/libcmd/id.c ${PACKAGEROOT}/src/lib/libcmd/join.c ${PACKAGEROOT}/src/lib/libcmd/ln.c ${PACKAGEROOT}/src/lib/libcmd/logname.c ${PACKAGEROOT}/src/lib/libcmd/md5sum.c ${PACKAGEROOT}/src/lib/libcmd/mkdir.c ${PACKAGEROOT}/src/lib/libcmd/mkfifo.c ${PACKAGEROOT}/src/lib/libcmd/mktemp.c ${PACKAGEROOT}/src/lib/libcmd/mv.c ${PACKAGEROOT}/src/lib/libcmd/paste.c ${PACKAGEROOT}/src/lib/libcmd/pathchk.c ${PACKAGEROOT}/src/lib/libcmd/pids.c ${PACKAGEROOT}/src/lib/libcmd/rev.c ${PACKAGEROOT}/src/lib/libcmd/rm.c ${PACKAGEROOT}/src/lib/libcmd/rmdir.c ${PACKAGEROOT}/src/lib/libcmd/stty.c ${PACKAGEROOT}/src/lib/libcmd/sum.c ${PACKAGEROOT}/src/lib/libcmd/sync.c ${PACKAGEROOT}/src/lib/libcmd/tail.c ${PACKAGEROOT}/src/lib/libcmd/tee.c ${PACKAGEROOT}/src/lib/libcmd/tty.c ${PACKAGEROOT}/src/lib/libcmd/uname.c ${PACKAGEROOT}/src/lib/libcmd/uniq.c ${PACKAGEROOT}/src/lib/libcmd/vmstate.c ${PACKAGEROOT}/src/lib/libcmd/wc.c ${PACKAGEROOT}/src/lib/libcmd/revlib.c ${PACKAGEROOT}/src/lib/libcmd/wclib.c ${PACKAGEROOT}/src/lib/libcmd/lib.c |
+							exec - ${^} |
 							exec - sort -u
 							exec - } > cmdext.h
 							prev ${PACKAGE_ast_INCLUDE}/shcmd.h
@@ -374,187 +373,187 @@ make install virtual
 						prev ${PACKAGE_ast_INCLUDE}/ast.h
 					done cmd.h
 				done cmdinit.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c cmdinit.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done cmdinit.o
 			make basename.o
 				prev basename.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c basename.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make cat.o
 				prev cat.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c cat.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make chgrp.o
 				prev chgrp.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c chgrp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make chmod.o
 				prev chmod.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c chmod.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make chown.o
 				prev chown.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c chown.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make cksum.o
 				prev cksum.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c cksum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make cmp.o
 				prev cmp.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c cmp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make comm.o
 				prev comm.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c comm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make cp.o
 				prev cp.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c cp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make cut.o
 				prev cut.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c cut.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make dirname.o
 				prev dirname.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c dirname.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make date.o
 				prev date.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c date.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make expr.o
 				prev expr.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c expr.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make fds.o
 				prev fds.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c fds.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make fmt.o
 				prev fmt.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c fmt.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make fold.o
 				prev fold.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c fold.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make getconf.o
 				prev getconf.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c getconf.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make head.o
 				prev head.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c head.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make id.o
 				prev id.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c id.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make join.o
 				prev join.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c join.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make ln.o
 				prev ln.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ln.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make logname.o
 				prev logname.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c logname.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make md5sum.o
 				prev md5sum.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c md5sum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make mkdir.o
 				prev mkdir.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c mkdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make mkfifo.o
 				prev mkfifo.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c mkfifo.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make mktemp.o
 				prev mktemp.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c mktemp.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make mv.o
 				prev mv.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c mv.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make paste.o
 				prev paste.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c paste.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make pathchk.o
 				prev pathchk.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c pathchk.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make pids.o
 				prev pids.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c pids.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make rev.o
 				prev rev.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c rev.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make rm.o
 				prev rm.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c rm.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make rmdir.o
 				prev rmdir.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c rmdir.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make stty.o
 				prev stty.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c stty.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make sum.o
 				prev sum.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c sum.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make sync.o
 				prev sync.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c sync.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make tail.o
 				prev tail.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c tail.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make tee.o
 				prev tee.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c tee.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make tty.o
 				prev tty.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c tty.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make uname.o
 				prev uname.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -D_BLD_cmd -c uname.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -DHOSTTYPE=\""${mam_cc_HOSTTYPE}"\" -D_BLD_cmd -c ${<}
 			done
 			make uniq.o
 				prev uniq.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c uniq.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make vmstate.o
 				prev vmstate.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c vmstate.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make wc.o
 				prev wc.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c wc.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -DERROR_CATALOG=\""libcmd"\" -D_BLD_cmd -c ${<}
 			done
 			make revlib.o
 				prev revlib.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c revlib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make wclib.o
 				prev wclib.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c wclib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
 			make sumlib.o
 				bind -lsum
@@ -562,39 +561,41 @@ make install virtual
 			done
 			make lib.o
 				prev lib.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c lib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_cmd -c ${<}
 			done
-			exec - ${AR} rc libcmd.a cmdinit.o basename.o cat.o chgrp.o chmod.o chown.o cksum.o cmp.o comm.o cp.o cut.o dirname.o date.o expr.o fds.o fmt.o fold.o getconf.o head.o id.o join.o ln.o logname.o md5sum.o mkdir.o mkfifo.o mktemp.o mv.o paste.o pathchk.o
-			exec - ${AR} rc libcmd.a pids.o rev.o rm.o rmdir.o stty.o sum.o sync.o tail.o tee.o tty.o uname.o uniq.o vmstate.o wc.o revlib.o wclib.o sumlib.o lib.o
-			exec - (ranlib libcmd.a) >/dev/null 2>&1 || true
+			exec - if	test -f ${@}
+			exec - then	${AR} rc ${@} ${?}  # add changed *.o
+			exec - else	${AR} rc ${@} ${^}  # add all *.o
+			exec - fi || exit
+			exec - (ranlib ${@}) >/dev/null 2>&1 || true
 		done libcmd.a
 	done cmd
 	prev libcmd.a
 	make ${INSTALLROOT}/lib
-		exec - mkdir -p ${INSTALLROOT}/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/libcmd.a
 		prev libcmd.a
-		exec - ${STDCP} -f libcmd.a ${INSTALLROOT}/lib/libcmd.a
-		exec - (ranlib ${INSTALLROOT}/lib/libcmd.a) >/dev/null 2>&1 || true
+		exec - ${STDCP} -f ${<} ${@} || exit
+		exec - (ranlib ${@}) >/dev/null 2>&1 || true
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/cmd
 		prev cmd.req
-		exec - ${STDCP} -f cmd.req ${INSTALLROOT}/lib/lib/cmd
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}
 		exec - mkdir -p ${PACKAGE_ast_INCLUDE}
 	done
 	make ${PACKAGE_ast_INCLUDE}/cmd.h
 		prev cmd.h
-		exec - ${STDCP} -f cmd.h ${PACKAGE_ast_INCLUDE}/cmd.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}/cmdext.h
 		prev cmdext.h
-		exec - ${STDCP} -f cmdext.h ${PACKAGE_ast_INCLUDE}/cmdext.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}/cmdlist.h
 		make cmdlist.h
@@ -657,11 +658,11 @@ make install virtual
 			exec - -e 's/^b_//' \
 			exec - -e 's/(.*//' \
 			exec - -e 's/.*/CMDLIST(&)/' \
-			exec - |
+			exec - ${^} |
 			exec - sort -u
-			exec - } > cmdlist.h
+			exec - } > ${@}
 		done cmdlist.h
-		exec - ${STDCP} -f cmdlist.h ${PACKAGE_ast_INCLUDE}/cmdlist.h
+		exec - ${STDCP} -f ${<} ${@}
 	done ${PACKAGE_ast_INCLUDE}/cmdlist.h
 done install
 make test dontcare virtual
diff --git a/src/lib/libdll/Mamfile b/src/lib/libdll/Mamfile
index cc7c97f7a502..c977c65e268f 100644
--- a/src/lib/libdll/Mamfile
+++ b/src/lib/libdll/Mamfile
@@ -22,7 +22,6 @@ make install virtual
 			exec - mkreq ${CC} ${mam_cc_FLAGS} ${CCFLAGS} : ${LDFLAGS} : dll dl dld ast
 		done
 		make libdll.a
-			prev dll.req
 			make dlfcn.o
 				make dlfcn.c
 					prev dll.h implicit dontcare virtual
@@ -96,13 +95,13 @@ make install virtual
 							prev features/dll
 							bind -ldl dontcare
 							bind -last
-							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdl} ${mam_libast} : run features/dll
+							exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L.} ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libdl} ${mam_libast} : run ${<}
 						done
-						exec - ${STDCP} -f FEATURE/dll dlldefs.h
+						exec - ${STDCP} -f ${<} ${@}
 					done
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done dlfcn.c
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dlfcn.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done dlfcn.o
 			make dllopen.o
 				make dllopen.c
@@ -112,7 +111,7 @@ make install virtual
 						prev ${PACKAGE_ast_INCLUDE}/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllopen.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllfind.o
 				make dllfind.c
@@ -120,19 +119,19 @@ make install virtual
 					prev dlldefs.h
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllfind.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllplug.o
 				make dllplug.c
 					prev dlllib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllplug.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dll_lib.o
 				make dll_lib.c
 					prev dlllib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dll_lib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllnext.o
 				make dllnext.c
@@ -140,7 +139,7 @@ make install virtual
 					prev dlldefs.h
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllnext.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dlllook.o
 				make dlllook.c
@@ -148,7 +147,7 @@ make install virtual
 					prev ${PACKAGE_ast_INCLUDE}/error.h
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dlllook.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllscan.o
 				make dllscan.c
@@ -167,46 +166,49 @@ make install virtual
 					done
 					prev ${PACKAGE_ast_INCLUDE}/ast.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllscan.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${-debug-symbols?1?${mam_cc_DEBUG} -D_BLD_DEBUG?${CCFLAGS.FORCE}?} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllcheck.o
 				make dllcheck.c
 					prev dlllib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllcheck.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
 			make dllerror.o
 				make dllerror.c
 					prev dlllib.h
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c dllerror.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -D_BLD_dll -c ${<}
 			done
-			exec - ${AR} rc libdll.a dlfcn.o dllopen.o dllfind.o dllplug.o dll_lib.o dllnext.o dlllook.o dllscan.o dllcheck.o dllerror.o
-			exec - (ranlib libdll.a) >/dev/null 2>&1 || true
+			exec - if	test -f ${@}
+			exec - then	${AR} rc ${@} ${?}  # add changed *.o
+			exec - else	${AR} rc ${@} ${^}  # add all *.o
+			exec - fi || exit
+			exec - (ranlib ${@}) >/dev/null 2>&1 || true
 		done libdll.a
 	done dll
 	prev libdll.a
 	make ${INSTALLROOT}/lib
-		exec - mkdir -p ${INSTALLROOT}/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/libdll.a
 		prev libdll.a
-		exec - ${STDCP} -f libdll.a ${INSTALLROOT}/lib/libdll.a
-		exec - (ranlib ${INSTALLROOT}/lib/libdll.a) >/dev/null 2>&1 || true
+		exec - ${STDCP} -f ${<} ${@} || exit
+		exec - (ranlib ${@}) >/dev/null 2>&1 || true
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/dll
 		prev dll.req
-		exec - ${STDCP} -f dll.req ${INSTALLROOT}/lib/lib/dll
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}
 		exec - mkdir -p ${PACKAGE_ast_INCLUDE}
 	done
 	make ${PACKAGE_ast_INCLUDE}/dlldefs.h
 		prev dlldefs.h
-		exec - ${STDCP} -f dlldefs.h ${PACKAGE_ast_INCLUDE}/dlldefs.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 done install
 make test dontcare virtual
diff --git a/src/lib/libsum/Mamfile b/src/lib/libsum/Mamfile
index 789f97d8c91d..23ec5f92b167 100644
--- a/src/lib/libsum/Mamfile
+++ b/src/lib/libsum/Mamfile
@@ -22,7 +22,6 @@ make install virtual
 			exec - mkreq ${CC} ${mam_cc_FLAGS} ${CCFLAGS} : ${LDFLAGS} : sum md ast
 		done
 		make libsum.a
-			prev sum.req
 			make sumlib.o
 				make sumlib.c
 					make sum-sha2.c implicit dontcare
@@ -53,7 +52,7 @@ make install virtual
 					make FEATURE/sum implicit
 						prev features/sum
 						bind -last
-						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libast} : run features/sum
+						exec - iffe ${IFFEFLAGS} -v -c "${CC} ${mam_cc_FLAGS} ${CCFLAGS} ${LDFLAGS}" ref ${mam_cc_L+-L${INSTALLROOT}/lib} -I${PACKAGE_ast_INCLUDE} -I${INSTALLROOT}/include ${mam_libast} : run ${<}
 					done
 					prev ${PACKAGE_ast_INCLUDE}/hashpart.h implicit
 					make ${PACKAGE_ast_INCLUDE}/swap.h implicit
@@ -120,34 +119,37 @@ make install virtual
 						prev ${PACKAGE_ast_INCLUDE}/ast.h
 					done
 				done
-				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -c sumlib.c
+				exec - ${CC} ${mam_cc_FLAGS} ${CCFLAGS} -I. -I${PACKAGE_ast_INCLUDE} -c ${<}
 			done sumlib.o
-			exec - ${AR} rc libsum.a sumlib.o
-			exec - (ranlib libsum.a) >/dev/null 2>&1 || true
+			exec - if	test -f ${@}
+			exec - then	${AR} rc ${@} ${?}  # add changed *.o
+			exec - else	${AR} rc ${@} ${^}  # add all *.o
+			exec - fi || exit
+			exec - (ranlib ${@}) >/dev/null 2>&1 || true
 		done libsum.a
 	done sum
 	prev libsum.a
 	make ${INSTALLROOT}/lib
-		exec - mkdir -p ${INSTALLROOT}/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/libsum.a
 		prev libsum.a
-		exec - ${STDCP} -f libsum.a ${INSTALLROOT}/lib/libsum.a
-		exec - (ranlib ${INSTALLROOT}/lib/libsum.a) >/dev/null 2>&1 || true
+		exec - ${STDCP} -f ${<} ${@} || exit
+		exec - (ranlib ${@}) >/dev/null 2>&1 || true
 	done
 	make ${INSTALLROOT}/lib/lib
-		exec - mkdir -p ${INSTALLROOT}/lib/lib
+		exec - mkdir -p ${@}
 	done
 	make ${INSTALLROOT}/lib/lib/sum
 		prev sum.req
-		exec - ${STDCP} -f sum.req ${INSTALLROOT}/lib/lib/sum
+		exec - ${STDCP} -f ${<} ${@}
 	done
 	make ${PACKAGE_ast_INCLUDE}
 		exec - mkdir -p ${PACKAGE_ast_INCLUDE}
 	done
 	make ${PACKAGE_ast_INCLUDE}/sum.h
 		prev sum.h
-		exec - ${STDCP} -f sum.h ${PACKAGE_ast_INCLUDE}/sum.h
+		exec - ${STDCP} -f ${<} ${@}
 	done
 done install
 make test dontcare virtual