Minor fixme

  return v > 0;

}

#if 0

/* Sometimes protocols need to find one route in table without keeping their own copy.

 * rt_route finds the best route after applying filter.

 * As the routes may be temporary, successful find is announced by the callback.

 * Returns 1 if the callback was called.

 */

int

rt_route(struct channel *c, net_addr *n, void (*callback)(struct proto *, void *, rte *), void *data)

{

  net *r;

  net_addr *n0 = alloca(n->length);

  net_copy(n0, n);

  while (1)

  {

    r = net_find(c->table, n0);

    if (r && rte_is_valid(r->routes) && rt_examine2(r, c->proto, c->out_filter, callback, data))

      return 1;

    if (n0->pxlen == 0)

      return 0;

    n0->pxlen--;

    net_normalize(n0);

  }

}

#endif

/**

 * rt_refresh_begin - start a refresh cycle