do_sys_statat
return do_sys_statat(l, fd, path, nd_flag, st);
error = do_sys_statat(l, SCARG(uap, fd), SCARG_P32(uap, path),
return do_sys_statat(NULL, AT_FDCWD, userpath, nd_flag, sb);
error = do_sys_statat(l, AT_FDCWD, SCARG(uap, path), FOLLOW, &sb);
error = do_sys_statat(l, AT_FDCWD, SCARG(uap, path), NOFOLLOW, &sb);
error = do_sys_statat(l, SCARG(uap, fd), SCARG(uap, path), nd_flag,
int do_sys_statat(struct lwp *, int, const char *, unsigned int, struct stat *);