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posixmodule, also mimic posix api for Windows
posix_like/fdopen, posix_like/open_close, posix_like/lseek, posix_like/seek_consts, posix_like/truncate, posix_like/stat, posix_like/scandirImpl, posix_like/mkrmdir, posix_like/unlink, posix_like/rename, posix_like/isatty, posix_like/links, posix_like/utime