__openat
extern int __openat(int, const char *, int, mode_t);
return (__openat(fd, path, oflag, mode));
extern int __openat(int, const char *, int, mode_t);
extern int __openat(int, const char *, int, mode_t);
return (__openat(AT_FDCWD, path, oflag, mode));
PERFORM(__openat(fd, path, oflag, mode))