MFCOMMENT Treats lines with an asterisk (*) in column 1 the same as comment lines but does not show them in the source listing.
PREPLIST Causes the list file produced during a compilation to show both the original and modified source created by the preprocessor.
It shows all data passed to the Compiler by a preprocessor and any resultant messages on the preprocessor-inserted code.
PRINT Specifies the destination of the source listing file.
RAWLIST Prevents changeable information, such as page headers, date, time, Compiler release level, from being included in any listing
REF Makes the Compiler include in the source listing the intermediate code address of each Procedure Division statement.
REFNO Makes the Compiler display its internal reference number at the start of a compilation as well as at the bottom of every listing.