Version (MQLONG)

The value must be one of the following:

MQCIH_VERSION_1
Version-1 CICS(R) information header structure.
MQCIH_VERSION_2
Version-2 CICS information header structure.

Fields that exist only in the more-recent version of the structure are identified as such in the descriptions of the fields. The following constant specifies the version number of the current version:

MQCIH_CURRENT_VERSION
Current version of CICS information header structure.

This is a request field. The initial value of this field is MQCIH_VERSION_2.