188 	for (node = tree->avl_root; node != NULL; node = node->avl_child[0])  in avl_first()
207 	for (node = tree->avl_root; node != NULL; node = node->avl_child[1])  in avl_last()
233 		ASSERT(tree->avl_root == NULL);  in avl_nearest()
262 	for (node = tree->avl_root; node != NULL;  in avl_find()
381 			tree->avl_root = child;  in avl_rotation()
464 		tree->avl_root = gchild;  in avl_rotation()
512 		ASSERT(tree->avl_root == NULL);  in avl_insert()
513 		tree->avl_root = node;  in avl_insert()
733 			tree->avl_root = node;  in avl_remove()
771 		tree->avl_root = node;  in avl_remove()
887 	temp_node = tree1->avl_root;  in avl_swap()
889 	tree1->avl_root = tree2->avl_root;  in avl_swap()
891 	tree2->avl_root = temp_node;  in avl_swap()
911 	tree->avl_root = NULL;  in avl_create()
926 	ASSERT(tree->avl_root == NULL);  in avl_destroy()
1001 		if (tree->avl_root != NULL) {  in avl_destroy_nodes()
1003 			tree->avl_root = NULL;  in avl_destroy_nodes()
1053 		ASSERT(node == tree->avl_root);  in avl_destroy_nodes()