{
{    The purpose of this request is to read the system label of the specified
{ output file.
{
{       QFP$READ_OUTPUT_SYSTEM_LABEL (FILE_REFERENCE, SYSTEM_LABEL, STATUS);
{
{ FILE_REFERENCE: (input)  This is the file who's label is to be read.
{
{ SYSTEM_LABEL: (output)  This is the image of the file's output system label.
{
{ STATUS: (output) This is the record that contains the status of the request.
{      CONDITIONS:
{           jme$read_output_system_label
{           jme$sl_version_mismatch
