e"><em>p</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">s16_t&#160;</td>
          <td class="paramname"><em>header_size_increment</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Same as pbuf_header but does not check if 'header_size &gt; 0' is allowed. This is used internally only, to allow PBUF_REF for R