#define vlist_for_each_element(tree, element, node_member) \
avl_for_each_element(&(tree)->avl, element, node_member.avl)
+#define vlist_for_each_element_safe(tree, element, node_member, ptr) \
+ avl_for_each_element_safe(&(tree)->avl, element, node_member.avl, ptr)
+
#define vlist_for_each_element_reverse(tree, element, node_member) \
avl_for_each_element_reverse(&(tree)->avl, element, node_member.avl)