BPLUSTREE_END
if (to == BPLUSTREE_END || node->all_key_count == 0)
&& Goto(forward ? BPLUSTREE_BEGIN : BPLUSTREE_END) != B_OK)
if (to == BPLUSTREE_END || node->all_key_count == 0)
&& Goto(direction == BPLUSTREE_FORWARD ? BPLUSTREE_BEGIN : BPLUSTREE_END) < B_OK)