High Level Assembler declaration for MQBMHO

Buffer to message handle structure - Assembler language declaration

MQBMHO                      DSECT
MQBMHO_STRUCID              DS   CL4  Structure identifier
MQBMHO_VERSION              DS   F    Structure version number
MQBMHO_OPTIONS              DS   F    Options that control the
*                                     action of MQBUFMH
MQBMHO_LENGTH               EQU  *-MQBMHO
MQBMHO_AREA                 DS   CL(MQBMHO_LENGTH)