bsd/kern/kern_fork.c

308 		ut->uu_flag &= ~UT_VFORKING;
430 		if (parent_uthread->uu_flag & UT_VFORK) {
509 		parent_uthread->uu_flag |= UT_VFORK | UT_VFORKING;
515 		if (parent_uthread->uu_flag & UT_SETUID) {
516 			parent_uthread->uu_flag |= UT_WASSETUID;
517 			parent_uthread->uu_flag &= ~UT_SETUID;
731 	uth->uu_flag &= ~UT_VFORK;
733 	if (uth->uu_flag & UT_WASSETUID) {
734 		uth->uu_flag |= UT_SETUID;
735 		uth->uu_flag &= UT_WASSETUID;
1489 		if (uth_parent->uu_flag & UT_SETUID)
1490 			uth->uu_flag |= UT_SETUID;
1507 			if (uth_parent->uu_flag & UT_SAS_OLDMASK)
1599 		if (((uth->uu_flag & UT_VFORK) == UT_VFORK) && (uth->uu_proc != PROC_NULL))  {