BTR_NT_LEAF,
};
+size_t btr_pool_size(struct btr_pool *btrp);
struct btr_pool *btr_pool_new(const char *name, size_t area_size);
void btr_pool_free(struct btr_pool *btrp);
size_t btr_pool_get_buffer(struct btr_pool *btrp, char **result);
int btr_node_status(struct btr_node *btrn, size_t min_iqs,
enum btr_node_type type);
void btr_get_node_start(struct btr_node *btrn, struct timeval *tv);
+struct btr_node *btr_search_node(const char *name, struct btr_node *root);