{
{    The purpose of this request is to accept a name and return the ordinal
{  value of the job-class represented by that name.
{
{        JMP$DETERMINE_JOB_CLASS (CLASS_NAME, JOB_CLASS, STATUS);
{
{ CLASS_NAME: (input) This is the string representation of the job-class.
{
{ JOB_CLASS: (output) This is the ordinal value of the job-class.
{
{ STATUS: (output) This is the status of the request.
{       CONDITIONS: jme$invalid_job_class
{       IDENTIFIER: 'JM'
{
