me</span> Disposer<span class="special">&gt;</span> 
  <span class="keyword">static</span> <span class="keyword">void</span> <a name="idp72583360-bb"></a><span class="identifier">clone</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">const_node_ptr</span> <span class="special">&amp;</span> source_header<span class="special">,</span> 
                    <span class="keyword">const</span> <span class="identifier">node_ptr</span> <span class="special">&amp;</span