Lines Matching refs:b_prev
153 bufhead.b_next = bufhead.b_prev = &bufhead;
168 bp->b_prev = &bufhead;
170 bufhead.b_next->b_prev = bp;
188 for (bp = bufhead.b_prev; bp != &bufhead; bp = bp->b_prev)
198 bp->b_prev->b_next = bp->b_next;
199 bp->b_next->b_prev = bp->b_prev;
200 bp->b_prev = &bufhead;
202 bufhead.b_next->b_prev = bp;
277 for (bp = bufhead.b_prev; bp && bp != &bufhead; bp = nbp) {
280 nbp = bp->b_prev;