6222 libuutil could provide a way to re-create an AVL tree

@@ -357,10 +357,12 @@
 uu_avl_t *uu_avl_create(uu_avl_pool_t *, void *_parent, uint32_t);
 #define UU_AVL_DEBUG    0x00000001
 
 void uu_avl_destroy(uu_avl_t *);        /* list must be empty */
 
+void uu_avl_recreate(uu_avl_t *);
+
 size_t uu_avl_numnodes(uu_avl_t *);
 
 void *uu_avl_first(uu_avl_t *);
 void *uu_avl_last(uu_avl_t *);