INT 2F - QRIP/TSR - 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