153 	struct sym_quehead *flink;	/* Forward  pointer */  member
158 	(ptr)->flink = (ptr); (ptr)->blink = (ptr); \
163 	struct sym_quehead * flink)  in __sym_que_add()  argument
165 	flink->blink	= new;  in __sym_que_add()
166 	new->flink	= flink;  in __sym_que_add()
168 	blink->flink	= new;  in __sym_que_add()
172 	struct sym_quehead * flink)  in __sym_que_del()  argument
174 	flink->blink = blink;  in __sym_que_del()
175 	blink->flink = flink;  in __sym_que_del()
180 	return head->flink == head;  in sym_que_empty()
186 	struct sym_quehead *first = list->flink;  in sym_que_splice()
190 		struct sym_quehead *at   = head->flink;  in sym_que_splice()
193 		head->flink  = first;  in sym_que_splice()
195 		last->flink = at;  in sym_que_splice()
203 #define sym_insque(new, pos)		__sym_que_add(new, pos, (pos)->flink)
205 #define sym_remque(el)			__sym_que_del((el)->blink, (el)->flink)
207 #define sym_insque_head(new, head)	__sym_que_add(new, head, (head)->flink)
211 	struct sym_quehead *elem = head->flink;  in sym_remque_head()
214 		__sym_que_del(head, elem->flink);  in sym_remque_head()
226 	for (qp = (head)->flink; qp != (head); qp = qp->flink)