<span class="identifier">ec</span><span class="special">]);</span>
        <span class="keyword">if</span><span class="special">(</span><span class="identifier">ec</span><span class="special">)</span>
            <span class="keyword">return</span><span class="special">;</span>

        <span class="comment">// Try to perform the TLS shutdown handshake</span>
        <span class="identifier">stream</span><span class="special">.</span><span class="identifier">async_shutdown</span><span class="special">(</spa