Function tdestroy

examples/stdlib.c:5545–5549

    pool_free(pool, (void *)n);
}
static void tdestroy(const void *root, void (*free_node)(void *))
{
    struct node_s *n = (struct node_s *)root;
    tree_destroy(NULL, n, free_node);
}
static void pool_tdestroy(struct malloc_pool_s *pool, const void *root,
    void (*free_node)(void *))
{