MQRO_* (Report Options Masks)

See:

MQRO_REJECT_UNSUP_MASK 270270464 X'101C0000'
MQRO_ACCEPT_UNSUP_MASK -270532353 X'EFE000FF'
MQRO_ACCEPT_UNSUP_IF_XMIT_MASK 261888 X'0003FF00'