TTYQ_HIWAT        506 bsp/drv/dev/base/tty.c 		if (tp->t_outq.tq_count > TTYQ_HIWAT) {
TTYQ_HIWAT        508 bsp/drv/dev/base/tty.c 			if (tp->t_outq.tq_count <= TTYQ_HIWAT)