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2169FFDXCFBF

Category: disk I/O enhancements
Flags: Undocumented function

INT 21 - CUBIT v4.00 - UNINSTALL

	AX = 69FFh
	DX = CFBFh
	CX = EFCFh
	BX = CB00h (magic value)
Return: ES:BX -> CUBITR.EXE handler for INT 21
	CX = status
	    2020h successful
	    2222h failed
Note:	if DX is neither 0000h nor CFBFh on entry, some other code is executed
SeeAlso: AX=69FFh/DX=0000h

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