nbd_unlocked_opt_abort (struct nbd_handle *h)
{
  int r = nbd_unlocked_aio_opt_abort (h);

  if (r == -1)
    return r;

  return wait_for_option (h);
}
nbd_unlocked_opt_abort (struct nbd_handle *h)
{
  int r = nbd_unlocked_aio_opt_abort (h);

  if (r == -1)
    return r;

  return wait_for_option (h);
}