lib: defer AbortSignal.any() following #4553

Job	Run time
Build slim tarball	1m 53s
aarch64-darwin: with shared libraries	19m 1s
x86_64-darwin: with shared libraries	38m 47s
x86_64-linux: with shared libraries	21m 34s
aarch64-linux: with shared libraries	19m 0s
	1h 40m 15s

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