element           536 libdb/queue.h  	struct quehead *element = a, *head = b;
element           538 libdb/queue.h  	element->qh_link = head->qh_link;
element           539 libdb/queue.h  	element->qh_rlink = head;
element           540 libdb/queue.h  	head->qh_link = element;
element           541 libdb/queue.h  	element->qh_link->qh_rlink = element;
element           547 libdb/queue.h  	struct quehead *element = a;
element           549 libdb/queue.h  	element->qh_link->qh_rlink = element->qh_rlink;
element           550 libdb/queue.h  	element->qh_rlink->qh_link = element->qh_link;
element           551 libdb/queue.h  	element->qh_rlink = 0;