/span><span class="keyword">void</span> <span class="special">*</span> <span class="identifier">ptr</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="identifier">n</span><span class="special">);</span>

    <span class="keyword">static</span> <span class="keyword">bool</span> <span class="identifier">release_memory</span><span class="special">();</span>
    <span class="keyword">static</span> <span class="keyword">bool</span> <span class="identifier">purge_memory</s