nt</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if no substitution were done, -1 if some processing failed or the number of substitutions done.</td></tr></tbody></table></div><h3><a name="xmlXIncludeProcessTree" id="xmlXIncludeProcessTree"></a>Function: xmlXIncludeProcessTree</h3><pre class="programlisting">int	xmlXIncludeProcessTree		(<a href="libxml-tree.html#xmlNodePtr">xmlNodePtr</a> tree)<br />
</pre><p>Implement the XInclude substitution for the given subtree</p>
<div 