entation_defined &gt;, features&lt; severity&lt; LevelT &gt;, channel&lt; ChannelT &gt; &gt; &gt;
<span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// <a class="link" href="wseverit_idm46093046462816.html#boost.log.sources.wseverit_idm46093046462816construct-copy-destruct">construct/copy/destruct</a></span>
  <a class="link" href="wseverit_idm46093046462816.html#idm46093046455536-bb"><span class="identifier">wseverity_channel_logger_mt</