392 	queue_entry_t   n_elt, p_elt;  in re_queue_head()  local
399 …p_elt = elt->prev; /* next_elt may equal prev_elt (and the queue head) if elt was the only element…  in re_queue_head()
400 	n_elt->prev = p_elt;  in re_queue_head()
401 	p_elt->next = n_elt;  in re_queue_head()
425 	queue_entry_t   n_elt, p_elt;  in re_queue_tail()  local
432 …p_elt = elt->prev; /* next_elt may equal prev_elt (and the queue head) if elt was the only element…  in re_queue_tail()
433 	n_elt->prev = p_elt;  in re_queue_tail()
434 	p_elt->next = n_elt;  in re_queue_tail()
437 	p_elt = que->prev;  in re_queue_tail()
439 	elt->prev = p_elt;  in re_queue_tail()
440 	p_elt->next = elt;  in re_queue_tail()