Lines Matching defs:tail
71 Vchtree_t *f, *s, *p, *list, *tail, *head;
118 for(head = tail = NIL(Vchtree_t*), list = sort[0];; )
123 ** 3. tail == NULL or list->freq+list->next->freq >= tail->freq.
140 tail = head ? (tail->next = f) : (head = f);
141 tail->next = NIL(Vchtree_t*);
154 ** Now observe that tail->freq <= 2*head->freq and
155 ** tail->freq <= 2*list->freq. This gives I.3 in all cases.
167 tail = NIL(Vchtree_t*);
172 head = tail = NIL(Vchtree_t*);