tr><td class="paramname">q</td><td>The <a class="el" href="structpbuf.html">pbuf(s)</a> containing the IP packet to be sent. </td></tr>
    <tr><td class="paramname">ipaddr</td><td>The IP address of the packet destination.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><ul>
<li>ERR_RTE No route to destination (no gateway to external networks), or the return type of either <a class="el" href="etharp_8c.html#ae180772e31346a0afeb707ad172dd19c">etharp_query()</a> or <a class="