feat: support {Free|Net|Open}BSD #8417

Job	Run time
Build wasm32	30s
check_semver	4m 34s
Cross Test (i686-unknown-linux-gnu)	2m 56s
Cross Build Only (armv7-linux-androideabi)	1m 8s
Checking fmt	9s
Cross Build Only (aarch64-linux-android)	1m 4s
Cross Build Only (x86_64-unknown-freebsd)	1m 7s
cargo deny	29s
Cross Build Only (x86_64-unknown-netbsd)	30s
Checking docs	1m 33s
clippy_check	2m 32s
Run network simulations/benchmarks	8m 7s
Minimal Supported Rust Version	1m 49s
CI Test Suite / Tests (ubuntu-latest, stable, all)	3m 16s
CI Test Suite / Tests (ubuntu-latest, stable, none)	2m 30s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	3m 47s
CI Test Suite / Tests (ubuntu-latest, stable, default)	2m 58s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	3m 48s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	3m 51s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	3m 2s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	3m 40s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	4m 4s
	57m 24s

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