31 	struct linked_element	*head;
32 	struct linked_element	*tail;
41 typedef struct linked_element {  struct
43 	struct linked_element	*prev;  argument
44 	struct linked_element	*next;  argument
48 } linked_element;  argument
52 extern linked_element	*new_elem	__PR((linked_list * list));
53 extern linked_element	*add_elem	__PR((linked_list * list, void *elem));
55 extern void		free_elem	__PR((linked_element * e, int free_ptr));	/* unlink or free */
56 extern void		*get_elem	__PR((linked_element * e));
82 	struct linked_element	*e;
101 	struct linked_element	*e;