+ /* pop */
+ for(l = &clients; *l && *l != sel; l = &(*l)->next);
+ if(sel->prev)
+ sel->prev->next = sel->next;
+ if(sel->next)
+ sel->next->prev = sel->prev;
+ *l = sel->next;
+
+ sel->prev = NULL;
+ if(clients)
+ clients->prev = sel;
+ sel->next = clients;
+ clients = sel;
+ arrange(NULL);