83 #define	O_SAMESTR(q)	(((q)->q_next) && \
84 	(((q)->q_flag & QREADR) == ((q)->q_next->q_flag & QREADR)))
1190 		rq->q_next = qp;  in qattach()
1207 	if (backq(wrq) != NULL && backq(wrq)->q_next == wrq)  in qattach()
1210 	rq->q_next = wrq->q_next = NULL;  in qattach()
1232 	    (wqp->q_next ? 0 : flag), (wqp->q_next ? MODOPEN : 0), crp))) {  in qreopen()
1676 		q = q->q_next;  in getendq()
3362 	qp->q_next	= NULL;  in allocq()
3378 	wqp->q_next	= NULL;  in allocq()
3443 	qp->q_next = wqp->q_next = NULL;  in freeq()
4718 	if (q->q_qinfo->qi_srvp != NULL && q->q_next != NULL) {  in backenable_insertedq()
4719 		if (q->q_next->q_nfsrv->q_flag & QWANTW)  in backenable_insertedq()
4722 		qbp = q->q_next->q_nfsrv->q_bandp;  in backenable_insertedq()
4755 		after = new->q_next;  in insertq()
4756 		wafter = _WR(new->q_next);  in insertq()
4770 	if (wafter->q_next == after) {  in insertq()
4772 		wnew->q_next = new;  in insertq()
4774 		wnew->q_next = wafter->q_next;  in insertq()
4776 	new->q_next = after;  in insertq()
4786 		wafter->q_next = wnew;  in insertq()
4788 		if (wafter->q_next)  in insertq()
4789 			_OTHERQ(wafter->q_next)->q_next = new;  in insertq()
4790 		wafter->q_next = wnew;  in insertq()
4920 	ASSERT(wqp->q_next == NULL || backq(qp)->q_next == qp);  in removeq()
4921 	ASSERT(qp->q_next == NULL || backq(wqp)->q_next == wqp);  in removeq()
4923 	if (wqp->q_next == qp) {  in removeq()
4924 		stp->sd_wrq->q_next = _RD(stp->sd_wrq);  in removeq()
4926 		if (wqp->q_next)  in removeq()
4927 			backq(qp)->q_next = qp->q_next;  in removeq()
4928 		if (qp->q_next)  in removeq()
4929 			backq(wqp)->q_next = wqp->q_next;  in removeq()
4933 	if (qp->q_next)  in removeq()
4934 		set_qend(qp->q_next);  in removeq()
4969 	if (qp->q_next != NULL) {  in removeq()
4977 			emptysq(qp->q_next->q_syncq);  in removeq()
4979 	if (wqp->q_next != NULL) {  in removeq()
4988 			emptysq(wqp->q_next->q_syncq);  in removeq()
5189 			q = q->q_next;  in sqlist_insertall()
5321 	if (rq->q_next == NULL)  in qprocsareon()
5323 	return (_WR(rq->q_next)->q_next == _WR(rq));  in qprocsareon()
7126 			nqp = qp->q_next;  in propagate_syncq()
7631 	if (prev_wq->q_next == NULL) {  in set_nfsrv_ptr()
7673 			qp = _OTHERQ(prev_wq->q_next);  in set_nfsrv_ptr()
7698 			if (prev_wq->q_next == prev_rq)  in set_nfsrv_ptr()
7706 				wnew->q_nfsrv = prev_wq->q_next->q_nfsrv;  in set_nfsrv_ptr()
7730 		if (wqp->q_next) {	/* non-driver case */  in reset_nfsrv_ptr()
7731 			tmp_qp = _OTHERQ(wqp->q_next);  in reset_nfsrv_ptr()
7734 				ASSERT(rqp->q_next != NULL);  in reset_nfsrv_ptr()
7735 				tmp_qp->q_nfsrv = rqp->q_next->q_nfsrv;  in reset_nfsrv_ptr()
7768 	wrq = stp->sd_wrq->q_next;  in strsetuio()
7780 		wrq = wrq->q_next;  in strsetuio()
7787 	wrq = stp->sd_wrq->q_next;  in strsetuio()
7799 		wrq = wrq->q_next;  in strsetuio()