NSLEEPQ
sleepq_head_t ww_sleepq[NSLEEPQ];
if (ww->ww_sleepq_ndx == NSLEEPQ)
sleepq_head_t sleepq_head[NSLEEPQ];
((uintptr_t)(X) >> 24)) & (NSLEEPQ - 1))
extern sleepq_head_t sleepq_head[NSLEEPQ];
static sleepq_head_t lwpsleepq[NSLEEPQ];