Lines Matching refs:prev
135 reg Dtlink_t *t, *prev, *r = NIL(Dtlink_t*);
190 prev = NIL(Dtlink_t*);
197 for(; t; prev = t, t = t->right)
245 { if(prev) /* move to front heuristic */
246 { prev->right = t->right;
277 { if(!prev && t != *slot)
278 for(prev = *slot; prev->right != t; prev = prev->right)
281 if(prev)
282 prev->right = r;
294 { if(!prev && t != *slot)
295 for(prev = *slot; prev->right != t; prev = prev->right)
297 if(prev)
298 t = prev;