A handful of improvements related to cross compiling #169

Job	Run time
build-test (ubuntu-latest, gcc, amd64)	19m 46s
build-test (ubuntu-latest, gcc, c)	25m 13s
build-test (ubuntu-latest, clang, amd64)	21m 20s
build-test (ubuntu-latest, clang, c)	30m 48s
build-test (ubuntu-latest, clang, llvm)	31m 32s
build-test (macos-13, gcc, amd64)	46m 33s
build-test (macos-13, gcc, c)	51m 22s
build-test (macos-13, clang, amd64)	46m 53s
build-test (macos-13, clang, c)	51m 0s
build-test (macos-13, clang, llvm)	51m 12s
build-test (windows-latest, gcc, amd64)	42m 59s
	6h 58m 38s

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