FreeBSD RESOLVE_BENEATH support #1629

Job	Run time
Check Cross-Compilation on Rust nightly on Windows (nightly)	1m 47s
Check Cross-Compilation on Windows (stable)	1m 39s
Check Cross-Compilation (stable)	1m 17s
Check Cross-Compilation on Windows (beta)	1m 21s
Check Cross-Compilation on Rust nightly (nightly)	2m 5s
Check Cross-Compilation (beta)	1m 26s
Fuzz Targets	43s
Rustfmt	14s
Test (stable)	29s
Test linux-raw support (ubuntu)	31s
Test (windows-latest)	1m 28s
Test (msrv)	1m 37s
Test on Musl (ubuntu)	41s
Test (windows-2019)	1m 58s
Test linux-raw support (ubuntu-20.04)	31s
Test (macos-latest)	1m 10s
Test (macos-11)	1m 8s
Test with Rust nightly (ubuntu)	31s
Test with Rust nightly (windows)	1m 22s
Test (beta)	31s
Test (ubuntu-20.04)	28s
Test (aarch64-ubuntu)	2m 27s
	25m 24s

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