Lines Matching refs:tail
19 queue_element *tail;
27 q->head = q->tail = NULL;
48 if (q->tail == temp)
49 q->tail = last;
67 if (q->tail == NULL) {
68 q->tail = elem;
71 q->tail->next = elem;
72 q->tail = elem;
89 if (q->tail == elem)
90 q->tail = NULL;
120 q->tail = 0;
158 e = q->table[q->tail++];
159 if (q->tail >= q->size)
160 q->tail = 0;
173 return q->table[q->tail];