&lt;<b><i><a href="ug_query.html">zoltan_fn_type</a></i></b>>
(*<i>fn_ptr</i>)(),&nbsp;
<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; void *<i>data</i> = 0);</td>
</tr>
</table>

<hr WIDTH="100%">The interface functions <b>Zoltan_Set_&lt;<i>zoltan_fn_type</i>>_Fn</b>,
where <b>&lt;<i><a href="ug_query.html">zoltan_fn_type</a></i>></b> is
one of the query function types, register specific types of <a href="ug_query.html">application-supplied
query functions</a> in the Zoltan structure. One interface function exists
for