Specifies the standard 1-8 character name of the Input 3270 datastream exit load module. (For details on Input and Output 3270 datastream exits, see the Installation and Customization manual.)
This parameter is applicable to the SYSTEM control statement (see SYSTEM statement).
If you do not specify a value for this parameter then the Input 3270 datastream exit will not be invoked.
The size of the work area made available to the Input and Output 3270 datastream exits is controlled by parameter EXITWALEN (see EXITWALen).