To connect to the WebSphere MQ queue manager from your ACUCOBOL-GT program, use the following code:
CALL 'MQCONN'
    USING QM-NAME, by reference HCONN,
    COMPCODE, REASON
            in the following modes:
Input Mode:
| Variable | Description | Definition | 
|---|---|---|
| QM-NAME | Variable string that contains the name of the queue manager | User-defined | 
Output Mode:
| Variable | Description | Definition | 
|---|---|---|
| HCONN | S9(9) BINARY handle to queue manager | User-defined | 
| COMPCODE | S9(9) BINARY returns the completion code | User-defined | 
| REASON | S9(9) BINARY returns the reason | User-defined |