00028"></a>00028 
<a name="l00036"></a>00036 <span class="comment">// forward declarations</span>
<a name="l00037"></a>00037 <span class="keyword">class </span><a class="code" href="classXSAnnotation.html">XSAnnotation</a>;
<a name="l00038"></a>00038 <span class="keyword">class </span>SchemaAttDef;
<a name="l00039"></a>00039 <span class="keyword">class </span>ContentSpecNode;
<a name="l00040"></a>00040 
<a name="l00041"></a><a class="code" href="classXSWildcard.html">00041</a> <span class="keyword">class </