3609     pub fn openat(dirfd: c_int, pathname: *const c_char, flags: c_int, ...) -> c_int;  in openat()
3610     pub fn fchmodat(dirfd: c_int, pathname: *const c_char, mode: mode_t, flags: c_int) -> c_int;  in fchmodat()
3613         dirfd: c_int,  in fchownat()
3619     pub fn fstatat(dirfd: c_int, pathname: *const c_char, buf: *mut stat, flags: c_int) -> c_int;  in fstatat()
3627     pub fn mkdirat(dirfd: c_int, pathname: *const c_char, mode: mode_t) -> c_int;  in mkdirat()
3629         dirfd: c_int,  in readlinkat()
3641     pub fn unlinkat(dirfd: c_int, pathname: *const c_char, flags: c_int) -> c_int;  in unlinkat()
3935     pub fn dirfd(dirp: *mut crate::DIR) -> c_int;  in dirfd()  function
3953         dirfd: c_int,  in utimensat()
3965     pub fn mknodat(dirfd: c_int, pathname: *const c_char, mode: mode_t, dev: dev_t) -> c_int;  in mknodat()
4092     pub fn mkfifoat(dirfd: c_int, pathname: *const c_char, mode: mode_t) -> c_int;  in mkfifoat()
4290     pub fn faccessat(dirfd: c_int, pathname: *const c_char, mode: c_int, flags: c_int) -> c_int;  in faccessat()