200 typedef struct xpt_quehead {  struct
201 	struct xpt_quehead *flink;	/* Forward  pointer */  argument
202 	struct xpt_quehead *blink;	/* Backward pointer */  argument
209 static inline void __xpt_que_add(struct xpt_quehead * new,  in __xpt_que_add()
210 	struct xpt_quehead * blink,  in __xpt_que_add()
211 	struct xpt_quehead * flink)  in __xpt_que_add()
219 static inline void __xpt_que_del(struct xpt_quehead * blink,  in __xpt_que_del()
220 	struct xpt_quehead * flink)  in __xpt_que_del()
226 static inline int xpt_que_empty(struct xpt_quehead *head)  in xpt_que_empty()
231 static inline void xpt_que_splice(struct xpt_quehead *list,  in xpt_que_splice()
232 	struct xpt_quehead *head)  in xpt_que_splice()
234 	struct xpt_quehead *first = list->flink;  in xpt_que_splice()
237 		struct xpt_quehead *last = list->blink;  in xpt_que_splice()
238 		struct xpt_quehead *at   = head->flink;  in xpt_que_splice()
258 static inline struct xpt_quehead *xpt_remque_head(struct xpt_quehead *head)  in xpt_remque_head()
260 	struct xpt_quehead *elem = head->flink;  in xpt_remque_head()
271 static inline struct xpt_quehead *xpt_remque_tail(struct xpt_quehead *head)  in xpt_remque_tail()
273 	struct xpt_quehead *elem = head->blink;  in xpt_remque_tail()