 indicate requested entry was not found</span>
      <span class="k">endif</span>
<span class="c">!-----------------------------------------------------------------------------------------------------------------------------------</span>
<span class="k">end subroutine </span><span class="n">retrev</span>
</pre></div>

    </section>
    <br>
    
    
    </div>
  </div>


    <hr>    
    </div> <!-- /container -->
    <footer>
      <div class="container">
      <div class="row">
        <div class="col-x