26 	Block*	bfirst;		/* buffer */  member
256 	if(BLEN(q->bfirst) >= n)  in pullupqueue()
257 		return q->bfirst;  in pullupqueue()
258 	q->bfirst = pullupblock(q->bfirst, n);  in pullupqueue()
259 	for(b = q->bfirst; b != nil && b->next != nil; b = b->next)  in pullupqueue()
262 	return q->bfirst;  in pullupqueue()
409 	b = q->bfirst;  in qget()
415 	q->bfirst = b->next;  in qget()
447 		b = q->bfirst;  in qdiscard()
453 			q->bfirst = b->next;  in qdiscard()
504 		b = q->bfirst;  in qconsume()
515 		q->bfirst = b->next;  in qconsume()
532 		q->bfirst = b->next;  in qconsume()
580 	if(q->bfirst)  in qpass()
583 		q->bfirst = b;  in qpass()
628 	if(q->bfirst)  in qpassnolim()
631 		q->bfirst = b;  in qpassnolim()
712 	if(q->bfirst)  in qproduce()
715 		q->bfirst = b;  in qproduce()
753 	b = q->bfirst;  in qcopy()
835 	return (q->state & Qclosed) || q->bfirst != 0;  in notempty()
847 		if(q->bfirst != nil)  in qwait()
873 	if(q->bfirst)  in qaddlist()
876 		q->bfirst = b;  in qaddlist()
892 	b = q->bfirst;  in qremove()
895 	q->bfirst = b->next;  in qremove()
972 	b->next = q->bfirst;  in qputback()
973 	if(q->bfirst == nil)  in qputback()
975 	q->bfirst = b;  in qputback()
1093 		b = q->bfirst;  in qread()
1111 			b = q->bfirst;  in qread()
1200 	if(q->bfirst)  in qbwrite()
1203 		q->bfirst = b;  in qbwrite()
1327 		if(q->bfirst)  in qiwrite()
1330 			q->bfirst = b;  in qiwrite()
1372 	Block *bfirst;  in qclose()  local
1382 	bfirst = q->bfirst;  in qclose()
1383 	q->bfirst = 0;  in qclose()
1390 	freeblist(bfirst);  in qclose()
1470 	return q->bfirst!=0;  in qcanread()
1497 	Block *bfirst;  in qflush()  local
1501 	bfirst = q->bfirst;  in qflush()
1502 	q->bfirst = 0;  in qflush()
1508 	freeblist(bfirst);  in qflush()