* return av_tree_insert(rootp, key, cmp, next);
* }
* void *tree_remove(struct AVTreeNode **rootp, void *key, int (*cmp)(void *key, const void *b, AVTreeNode **next)){
- * if(*next) av_freep(next);
+ * av_freep(next);
* return av_tree_insert(rootp, key, cmp, next);
* }
* @endcode