le class="fields">
<tr><td class="val" id="face">face</td><td class="desc">
<p>A handle to the source face.</p>
</td></tr>
<tr><td class="val" id="instance_index">instance_index</td><td class="desc">
<p>The index of the requested instance, starting with value 1. If set to value 0, FreeType switches to font access without a named instance.</p>
</td></tr>
</table>

<h4>return</h4>

<p>FreeType error code. 0&nbsp;means success.</p>
<h4>note</h4>

<p>The function uses the value of <code>instance_index</code> to