SYSIN requirements
The SYSIN data is normally supplied from the select panel; it is
the input parameter to the batch program. The layout of the SYSIN
DD statement is:
COLUMNS 1 2 3
123456789012345678901234567890
YYMMDDyymmdd LINE 1 (REQUIRED)
where:
YYMMDD = STARTDATE (YY = YEAR, MM = MONTH, DD = DAY)
yymmdd = ENDDATE (yy = YEAR, mm = MONTH, dd = DAY)