| struct bintree_node *parent; |
| struct bintree_node *link[BL_MAX]; |
| #define bl_left link[BL_LEFT] |
| #define bl_right link[BL_RIGHT] |
| struct bintree_node *root; |
| int (*cmp) (void *, void *); |
| void *bintree_lookup (void *data, struct bintree *tree); |
| void *bintree_lookup_min (struct bintree *tree); |
| void *bintree_lookup_max (struct bintree *tree); |
| int bintree_add (void *data, struct bintree *tree); |
| int bintree_remove (void *data, struct bintree *tree); |
| void bintree_head (struct bintree *tree, struct bintree_node *node); |
| int bintree_end (struct bintree_node *node); |
| void bintree_next (struct bintree_node *node); |
| struct bintree *bintree_create (); |
| void bintree_delete (struct bintree *); |
| void bintree_print (void (*print) (int, void *), struct bintree *); |