ffi: add new methods and error codes #5583

Job	Run time
Build slim tarball	2m 8s
aarch64-linux: with shared libraries	20m 48s
x86_64-linux: with shared libraries	24m 27s
aarch64-darwin: with shared libraries	19m 16s
x86_64-darwin: with shared libraries	34m 28s
	1h 41m 7s

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