Merge branch 'directory-operation' of https://github.com/friendy-su/fio #810

Job	Run time
build (linux-gcc)	10m 9s
build (linux-clang)	10m 7s
build (macos)	9m 16s
build (linux-i686-gcc)	8m 51s
build (android)	37s
build (windows-cygwin-64)	11m 7s
build (windows-cygwin-32)	11m 33s
build (windows-msys2-64)	10m 38s
build (android-recovery, ubuntu-22.04, aarch64-linux-android32)	37s
	1h 12m 55s

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