ffi: add new methods and error codes #5619

Job	Run time
Build slim tarball	1m 54s
x86_64-linux: with shared libraries	23m 56s
aarch64-linux: with shared libraries	20m 23s
x86_64-darwin: with shared libraries	31m 3s
aarch64-darwin: with shared libraries	18m 43s
	1h 35m 59s

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