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2FB000

Category: video

INT 2F - DOS 3.3+ GRAFTABL.COM - INSTALLATION CHECK

	AX = B000h
Return: AL = status
	    00h not installed, OK to install
	    01h not installed, not OK to install
	    FFh installed
Notes:	called by DISPLAY.SYS
	documented for DOS 5.0, but undocumented in prior versions
SeeAlso: AX=2300h,AX=2E00h,AX=B001h

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