Category: resident utilities
INT 21 - ELRES v1.1 - INSTALLATION CHECK AH = 2Bh CX = 454Ch ('EL') DX = 5253h ('RS') Return: ES:BX -> ELRES history structure (see #01381) DX = DABEh (signature, DAve BEnnett) Program: ELRES is an MS-DOS return code (errorlevel) recorder by David H. Bennett which stores recent errorlevel values, allows them to be retrieved for use in batch files, and can place them in an environment variable SeeAlso: AH=4Bh"ELRES",AH=4Dh