MQCUOWC_* (CICS(R) information header Unit-of-Work Controls)

See:

MQCUOWC_ONLY 273 X'00000111'
MQCUOWC_CONTINUE 65536 X'00010000'
MQCUOWC_FIRST 17 X'00000011'
MQCUOWC_MIDDLE 16 X'00000010'
MQCUOWC_LAST 272 X'00000110'
MQCUOWC_COMMIT 256 X'00000100'
MQCUOWC_BACKOUT 4352 X'00001100'