lass="p">)</span> <span class="o">=</span> <span class="k">delete</span><span class="p">;</span>
  <span class="n">file_handle</span><span class="p">(</span><span class="n">file_handle</span> <span class="o">&amp;&amp;</span><span class="n">o</span><span class="p">)</span> <span class="k">noexcept</span> <span class="o">:</span> <span class="n">_fd</span><span class="p">(</span><span class="n">o</span><span class="p">.</span><span class="n">_fd</span><span class="p">)</span> <span class="p">{</span> <span c