INT 67 - LIM EMSsee Expanded Memory Specification - reserved - GET I/O PORTIBM PC Portable (uses same BIOS as XT) ADDRESSES AH = 49h Note: defined in EMSsee Expanded Memory Specification 3.0, but 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. in EMSsee Expanded Memory Specification 3.2