Revert macos zlib removal (#36)

* Revert "remove zlib build from macos (#35)"

This reverts commit ecdf1e0.

* fix zlib url

.github/workflows/build-and-test-make.yml

@@ -316,6 +316,17 @@ jobs:
         run: |
           pip3 install -r tests/requirements.txt
 
+      - name: Build zlib
+        run: |
+          curl -LO https://zlib.net/fossils/zlib-1.3.tar.gz
+          tar xf zlib-1.3.tar.gz
+          cd zlib-1.3
+          CHOST=${{ matrix.host }} ./configure --prefix=${{ runner.temp }}/zlib
+          make
+          make install
+          # Make sure curl will link with libz.so.1 and not libz.so
+          rm -f ${{ runner.temp }}/zlib/lib/libz.so
+
       - name: Run configure script
         if: matrix.arch == 'x86_64'
         run: |