e"></a><span class="identifier">element_type</span><span class="special">;</span>           
  <span class="keyword">typedef</span> <span class="identifier">T</span>                                                                                                                         <a name="boost.interprocess.shared_ptr.value_type"></a><span class="identifier">value_type</span><span class="special">;</span>             
  <span class="keyword">typedef</span> <span class="identifier">boost</span><span cla