lib: defer AbortSignal.any() following #4988

Job	Run time
Build slim tarball	2m 13s
aarch64-linux: with shared libraries	18m 46s
x86_64-linux: with shared libraries	22m 20s
x86_64-darwin: with shared libraries	42m 33s
aarch64-darwin: with shared libraries	22m 25s
	1h 48m 17s

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