ref="structt__symbol.html" title="The symbol.">t_symbol</a> pointers where the retrieved keys will be set. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>A max error code.</dd></dl>
<dl class="section remark"><dt>Remarks</dt><dd>The following example demonstrates fetching all of the keys from a hashtab in order to iterate through each item stored in the hashtab. <div class="fragment"><div class="line"><a class="code" href="structt__symbol.html">t_symbol</a>    **keys = NU