4.9.3.9 Getting the Current Item

74. <BST traverser current item function 74> =
void *
bst_t_cur (struct bst_traverser *trav) 
{
  assert (trav != NULL);

  return trav->bst_node != NULL ? trav->bst_node->bst_data : NULL;
}

This code is included in 63, 178, 268, 395, 502, and 546.