void vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node);
void vlist_simple_flush(struct vlist_simple_tree *tree);
void vlist_simple_flush_all(struct vlist_simple_tree *tree);
void vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node);
void vlist_simple_flush(struct vlist_simple_tree *tree);
void vlist_simple_flush_all(struct vlist_simple_tree *tree);