L9P_ACE_DELETE_CHILD
cop &= ~(L9P_ACE_DELETE_CHILD | L9P_ACE_LIST_DIRECTORY |
if ((st = cstat) == NULL || (opmask & L9P_ACE_DELETE_CHILD))
L9P_ACE_DELETE | L9P_ACE_DELETE_CHILD |
mask |= L9P_ACE_DELETE_CHILD;
#define L9P_ACOP_UNLINK (L9P_ACE_DELETE_CHILD | L9P_ACE_DELETE)