INT 2F - QRIP/TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user.  The name comes from the name of the DOS function call used to remain in memory after termination. - SET PROTECTED SCREEN AREA
	AX = AC0Dh
	DI = 1092h
	CL = number of text lines at bottom of screen to protect (00h = off)
	BL = attribute with which to fill area (bit 7 = high-int. background)
Return: nothing
Note:	if DI <> 1092h on entry, QRIP chains the call
SeeAlso: AX=AC0Eh,AX=AC0Fh,AX=AC10h,AX=ACF0h