en a pointer to the item. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">x</td><td>The indexmap instance. </td></tr>
    <tr><td class="paramname">data</td><td>The item whose index you wish to look up. </td></tr>
    <tr><td class="paramname">index</td><td>The address of a variable to hold the retrieved index. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>A Max error code. </dd></dl>

</div>
</div>
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