uq_ihead
if ((iq = uq->uq_ihead) != 0) {
uq->uq_ihead = ip;
uq->uq_ihead = ip;
if (ne && (ip = uq->uq_ihead)) {
if ((uq->uq_ihead = ip->i_freef) == ip)
uq->uq_ihead = NULL;
while (!done && (ip = uq->uq_ihead)) {
if ((uq->uq_ihead = ip->i_freef) == ip)
uq->uq_ihead = NULL;