Rust

Update Rust crate libc to v0.2.166 (#188) #740

Job	Run time
build-windows (i686, msvc, 1.71)	1m 21s
build-docker (1.71, x86_64-unknown-freebsd)	51s
build-windows (i686, msvc, stable)	2m 43s
build-unix (1.71, ubuntu)	26s
build-docker (stable, x86_64-unknown-freebsd)	36s
build-windows (i686, msvc, nightly)	1m 20s
build-unix (1.71, macos)	36s
build-docker (nightly, x86_64-unknown-freebsd)	40s
build-windows (x86_64, msvc, 1.71)	1m 33s
build-windows (x86_64, msvc, stable)	1m 3s
build-unix (stable, ubuntu)	34s
build-windows (x86_64, msvc, nightly)	1m 11s
build-unix (stable, macos)	26s
build-windows (aarch64, msvc, 1.71)	55s
build-windows (aarch64, msvc, stable)	1m 19s
build-unix (nightly, ubuntu)	29s
build-unix (nightly, macos)	47s
build-windows (aarch64, msvc, nightly)	55s
	17m 45s

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