RPG declaration

     D*..1....:....2....:....3....:....4....:....5....:....6....:....7..
     D* MQPMR Structure
     D*
     D* Message identifier
     D  PRMID                  1     24
     D* Correlation identifier
     D  PRCID                 25     48
     D* Group identifier
     D  PRGID                 49     72
     D* Feedback or reason code
     D  PRFB                  73     76I 0
     D* Accounting token
     D  PRACC                 77    108