66 	pitem *items;  member
109 	if (pq->items == NULL) {  in pqueue_insert()
110 		pq->items = item;  in pqueue_insert()
114 	for (curr = NULL, next = pq->items; next != NULL;  in pqueue_insert()
124 				pq->items = item;  in pqueue_insert()
142 	return pq->items;  in pqueue_peek()
148 	pitem *item = pq->items;  in pqueue_pop()
150 	if (pq->items != NULL)  in pqueue_pop()
151 		pq->items = pq->items->next;  in pqueue_pop()
161 	for (next = pq->items; next != NULL; next = next->next)  in pqueue_find()
193 	pitem *item = pq->items;  in pqueue_size()