s are shown above. Informally: falsy <code>Error_code</code> indicates total success of sending both items; truthy <code>Error_code</code> indicates a connection-fatal error prevented us from some or both being fully sent; one should disregard <code>operation_aborted</code> and do nothing; else one should consider the connection as hosed (possibly gracefully) and take steps having discovered this. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
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