RBIL61 - SYSVARS

RBIL61 - SYSVARS

INT 21 - DOS 2+ internal - "SYSVARS" - GET LIST OF LISTS {undocumentedInformation about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.} {#idx51077}

INT 2F - DR DOS 6.0+ IBMBIO.COM - REGISTER ROOT OF UPPER MEMORY LINK {#idx78289}