al_set.domain_allocator_type"></a><span class="identifier">domain_allocator_type</span><span class="special">;</span>  <span class="comment">// allocator type of the corresponding element set </span>
  <span class="keyword">typedef</span> <span class="identifier">base_type</span><span class="special">::</span><span class="identifier">atomized_type</span>                                     <a name="boost.icl.separate_interval_set.atomized_type"></a><span class="identifier">atomized_type</span><span class="s