88 	struct ifqueue	outq;		/* Queue of outgoing data */  member
138 #define	NGTLOCK(sc)	IF_LOCK(&sc->outq)
139 #define	NGTUNLOCK(sc)	IF_UNLOCK(&sc->outq)
162 	mtx_init(&sc->outq.ifq_mtx, "ng_tty node+queue", NULL, MTX_DEF);  in ngt_constructor()
163 	IFQ_SET_MAXLEN(&sc->outq, ifqmaxlen);  in ngt_constructor()
234 	IF_DRAIN(&sc->outq);  in ngt_shutdown()
235 	mtx_destroy(&(sc)->outq.ifq_mtx);  in ngt_shutdown()
326 	IF_LOCK(&sc->outq);  in ngt_rcvdata()
327 	if (_IF_QFULL(&sc->outq)) {  in ngt_rcvdata()
328 		IF_UNLOCK(&sc->outq);  in ngt_rcvdata()
333 	_IF_ENQUEUE(&sc->outq, m);  in ngt_rcvdata()
335 	IF_UNLOCK(&sc->outq);  in ngt_rcvdata()
357 		IF_DEQUEUE(&sc->outq, m);  in ngt_getc_inject()
378 			IF_PREPEND(&sc->outq, m);  in ngt_getc_inject()
382 	IF_LOCK(&sc->outq);  in ngt_getc_inject()
384 	IF_UNLOCK(&sc->outq);  in ngt_getc_inject()