center28089'
><table cellspacing="0" class="color" cellpadding="0" width="95%"><tbody>
<tr><td bgcolor="#ccccff"><pre class="prog" id='prog28087'
>&lt;extend-class-clause&gt; ==&gt; <code id='code28085'
>(</code>class &lt;typed-ident&gt; &lt;slot&gt;*<code id='code28086'
>)</code> 
</pre>
</td></tr>
</tbody></table></center>

Example:<br/><br/><center id='center28104'
><table cellspacing="0" class="color" cellpadding="0" width="95%"><tbody>
<tr><td bgcolor="#ffffcc"><pre class="prog" id='prog28102'
>(<font 