identifier">write</span></code>),
          the parameter flush should be set to <code class="computeroutput"><span class="identifier">Flush</span><span class="special">::</span><span class="identifier">finish</span></code>.
          In this case all pending input is processed and all pending output is flushed;
          <code class="computeroutput"><span class="identifier">zs</span><span class="special">.</span><span class="identifier">avail_out</span></code> must be large enough to hold
          all of 