UQ_SUSPENDED
uq->uq_flags |= UQ_SUSPENDED;
uq->uq_flags &= ~(UQ_SUSPEND | UQ_SUSPENDED);
if ((uq->uq_flags & UQ_SUSPENDED) == 0 &&
while (((uq->uq_flags & UQ_SUSPENDED) == 0) &&
uq->uq_flags &= ~(UQ_SUSPEND | UQ_SUSPENDED);
uq->uq_flags |= UQ_SUSPENDED;