KQ_FLUXWAIT
kq->kq_state |= KQ_FLUXWAIT;
kq->kq_state |= KQ_FLUXWAIT;
kq->kq_state |= KQ_FLUXWAIT;
kq->kq_state |= KQ_FLUXWAIT;
if (((kq)->kq_state & KQ_FLUXWAIT) == KQ_FLUXWAIT) { \
(kq)->kq_state &= ~KQ_FLUXWAIT; \
kq->kq_state |= KQ_FLUXWAIT;
kq->kq_state |= KQ_FLUXWAIT;
kq->kq_state |= KQ_FLUXWAIT;