ecial">&lt;</span><span class="identifier">UserAllocator</span><span class="special">&gt;::</span><span class="identifier">difference_type</span> <span class="identifier">difference_type</span><span class="special">;</span>

    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">unsigned</span> <span class="identifier">requested_size</span> <span class="special">=</span> <span class="identifier">RequestedSize</span><span class="special">;</span>

  <span class="keyw