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2F150B

Category: disk I/O enhancements 

INT 2F - CD-ROM v2.00+ - DRIVE CHECK

	AX = 150Bh
	CX = drive number (0=A:)
Return: BX = ADADh if MSCDEX.EXE installed
	    AX = support status
		0000h if drive not supported
		nonzero if supported
SeeAlso: AX=150Dh

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