40                    int (*cmp)(const void *key, const void *b), void *next[2])  in av_tree_find()
43         unsigned int v = cmp(key, t->elem);  in av_tree_find()
47             return av_tree_find(t->child[(v >> 31) ^ 1], key, cmp, next);  in av_tree_find()
50                 av_tree_find(t->child[0], key, cmp, next);  in av_tree_find()
51                 av_tree_find(t->child[1], key, cmp, next);  in av_tree_find()
60                      int (*cmp)(const void *key, const void *b), AVTreeNode **next)  in av_tree_insert()
64         unsigned int v = cmp(t->elem, key);  in av_tree_insert()
72                 av_tree_find(t->child[i], key, cmp, next_elem);  in av_tree_insert()
81         ret = av_tree_insert(&t->child[v >> 31], key, cmp, next);  in av_tree_insert()
156                        int (*cmp)(void *opaque, void *elem),  in av_tree_enumerate()
160         int v = cmp ? cmp(opaque, t->elem) : 0;  in av_tree_enumerate()
162             av_tree_enumerate(t->child[0], opaque, cmp, enu);  in av_tree_enumerate()
166             av_tree_enumerate(t->child[1], opaque, cmp, enu);  in av_tree_enumerate()