INT 2F - Phar Lap DOS EXTENDERS - INSTALLATION CHECK AX = ED00h BL = DOS extender ID (see #03110) Return: AL = status 00h not installed FFh installed SI = 5048h ("PH") DI = 4152h ("AR") CH = major version number CL = minor version number DX = flags bit 0: running under DPMIsee DOS Protected-Mode Interface bit 1: running under Phar Lap VMM if running under DPMIsee DOS Protected-Mode Interface: BX = DPMIsee DOS Protected-Mode Interface version (BH = major, BL = minor) SeeAlso: AH=A1h,AX=F100h,AX=FBA1h (Table 03110) Values for Phar Lap DOS extender ID: 01h 286dosx v1.3+ (Software Development Kit) 02h 286dosx v1.3+ (Run-Time Kit) 03h 386dosx v4.0+ (SDK) 04h 386dosx v4.0+ (RTK)