pan class="paren5">(<span class="lisp-bg">foreign-funcall <span class="string">"bar"</span> <span class="keyword">:int</span> <span class="keyword">#:g3182</span> <span class="keyword">:int</span></span>)</span></span>)</span></span>)</span></span>)</span></span>)</span>
</pre>
   <p class="noindent">No generic function overhead.

   <p>Let's go back to our <code>my-string</code> type.  The expansion interface
has no equivalent of <code>free-translated-object</code>; you must instead
define a method on <cod