span><span class="identifier">stream_error</span></code></a> if the stream structure
          was inconsistent (for example if <code class="computeroutput"><span class="identifier">zs</span><span class="special">.</span><span class="identifier">next_in</span></code>
          or <code class="computeroutput"><span class="identifier">zs</span><span class="special">.</span><span class="identifier">next_out</span></code> was null), <a class="link" href="../boost__beast__zlib__error.html" title="zlib::error"><c