Sort descending in memory

Statement: FILE (lun) CTL="@01@"
Discussion: This statement begins a descending sort (in memory). Use this control code if you are certain that the amount of data to be sorted is less than or equal to 64K.
The (lun) parameter is the logical unit number of the sort gateway device which has been previously opened in your program.

Sort Gateway

Statement:	FILE (lun) CTL="@01@"
Discussion:	This statement begins a descending sort (in memory). Use this control code if you are certain that the amount of data to be sorted is less than or equal to 64K. The (lun) parameter is the logical unit number of the sort gateway device which has been previously opened in your program.