The fourth word of the CSPL, CSPLFLG, is a flag word that your Command Processor must build in subpool 1 in an area that the Command Processor obtains by issuing the GETMAIN macro instruction. Command scan uses only the first byte of the field.

Your Command Processor must set the flag byte before invoking the Command Scan Service Routine to indicate whether you want the command to be syntax checked. The flag byte has the following meanings:

After your Command Processor invokes the Command Scan Service Routine, it should free the area obtained for the flag field.