RPG declaration (copy file CMQWIHH)

     D*..1....:....2....:....3....:....4....:....5....:....6....:....7..
     D* MQWIH Structure
     D*
     D* Structure identifier
     D  WISID                  1      4
     D* Structure version number
     D  WIVER                  5      8I 0
     D* Length of MQWIH structure
     D  WILEN                  9     12I 0
     D* Numeric encoding of data that follows MQWIH
     D  WIENC                 13     16I 0
     D* Character-set identifier of data that follows MQWIH
     D  WICSI                 17     20I 0
     D* Format name of data that follows MQWIH
     D  WIFMT                 21     28
     D* Flags
     D  WIFLG                 29     32I 0
     D* Service name
     D  WISNM                 33     64
     D* Service step name
     D  WISST                 65     72
     D* Message token
     D  WITOK                 73     88
     D* Reserved
     D  WIRSV                 89    120