cial">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// <a class="link" href="system_error.html#boost.system_errorconstruct-copy-destruct">construct/copy/destruct</a></span>
  <span class="keyword">explicit</span> <a class="link" href="system_error.html#idp58812992-bb"><span class="identifier">system_error</span></a><span class="special">(</span><span class="keyword">char</span> <span class="keyword">const</span> <span class="special">*</span><span class="