_cgo_libc_setgid(argset_t* x) {
	SET_RETVAL(setgid((gid_t) x->args[0]));
}

void
_cgo_libc_setgroups(argset_t* x) {
	SET_RETVAL(setgroups((size_t) x->args[0], (const gid_t *) x->args[1]));
}

void
_cgo_libc_setregid(argset_t* x) {
	SET_RETVAL(setregid((gid_t) x->args[0], (gid_t) x->args[1]));
}

void
_cgo_libc_setresgid(argset_t* x) {
	SET_RETVAL(setresgid((gid_t) x->args[0], (gid_t) x->args[1],
			     (gid_t) x->args[2]));
}