pecified by handle does not appear in the file table, 
   nothing happens. 
 </PRE>
<h4><a name="Examples">Examples</a></h4>
<PRE>
 
    
   // Unload the kernel file assigned to hand..
      <b>spkuef_c</b> ( hand1 );

   Also see the Example in spkbsr.for. 
 </PRE>
<h4><a name="Restrictions">Restrictions</a></h4>
<PRE>
 
   None. 
 </PRE>
<h4><a name="Literature_References">Literature_References</a></h4>
<PRE>
 
   NAIF Document 168.0, &quot;S- and P- Kernel (SPK) Specification and 
   User's Guide&quot; 