For something like this, you need a COBOL framework you can trust. COBOL on cogs http://www.coboloncogs.org/INDEX.HTM http://www.coboloncogs.org/INDEX.HTM It

For something like this, you need a COBOL framework you can trust. COBOL on cogs http://www.coboloncogs.org/INDEX.HTM http://www.coboloncogs.org/INDEX.HTM It's robust, ... performant... well robust.... Fully conformant to COBOL 85...