Category: no classification

INT 2F - Multiplex - ??? - INSTALLATION CHECK???

	AX = E700h
	BX = 4158h ("AX")
	CX = 4953h ("IS")
	DX = 4845h ("HE")
Return: AL = FFh if installed
	    BX = 4C4Fh ("LO") if ??? installed
	    CX = 4F4Bh ("OK")
	    DX = 4F55h ("OU")
		ES:DI -> ???
Range:	AH=C0h to AH=FFh, selected by scanning AH=E7-FFh, then AH=C0h-E6h
Note:	called by QDPMI when its Real to Protected Mode Switch Entry Point
	  is called