doopenat
return (doopenat(p, AT_FDCWD, SCARG(uap, path), SCARG(uap, flags),
return (doopenat(p, AT_FDCWD, SCARG(uap, path), SCARG(uap, flags),
return (doopenat(p, SCARG(uap, fd), SCARG(uap, path),
int doopenat(struct proc *, int, const char *, int, mode_t, int, register_t *);