>
<h4><a name="Parameters">Parameters</a></h4>
<PRE>
   None.
</PRE>
<h4><a name="Exceptions">Exceptions</a></h4>
<PRE>
   1) The error SPICE(EMPTYSTRING) is signaled if the input
      string does not contain at least one character, since the
      input string cannot be converted to a Fortran-style string
      in this case.
      
   2) The error SPICE(NULLPOINTER) is signaled if either of 
      the input or output string pointers is null.

   3) The user must pass a value indicating the length of the o