"lineno">  236</span>&#160;        </div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;        <span class="keywordflow">if</span>( present(def) ) <span class="keywordflow">then</span></div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;            <span class="keyword">write</span>( buffer, * ) def</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;            output = <a class="code" href="classstring.html#a3