                                                  <a name="boost.interprocess.allocator.void_pointer"></a><span class="identifier">void_pointer</span><span class="special">;</span>   
  <span class="keyword">typedef</span> <span class="identifier">T</span>                                                                                     <a name="boost.interprocess.allocator.value_type"></a><span class="identifier">value_type</span><span class="special">;</span>     
  <span class="keyword">typedef</span> 