POSIX_ACL_SPECIAL
if (tag != POSIX_ACL_SPECIAL) {
case POSIX_ACL_SPECIAL :
if (tag != POSIX_ACL_SPECIAL) {
case POSIX_ACL_SPECIAL :
pxace->tag = POSIX_ACL_SPECIAL;
if (pxace->tag == POSIX_ACL_SPECIAL) {