s="special">&gt;</span> <span class="special">{</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="identifier">T</span>              <a name="boost.intrusive.pointer_traits_idp69156352.element_type"></a><span class="identifier">element_type</span><span class="special">;</span>   
  <span class="keyword">typedef</span> <span class="identifier">T</span> <span class="special">*</span>            <a name="boost.intrusive.pointer_traits_idp69156352.pointer"></a><sp