INT 2F - DOS 3.0+ internal - MARK ALL DISK BUFFERS UNREFERENCED AX = 120Eh SS = DOS DS (must be using a DOS internal stack) Return: DS:DI -> first disk buffer Notes: clears "referenced" flag on all disk buffers in DOS 5+, this has become essentially a NOP, invoking the same code used by AX=1224h (SHARING DELAY) SeeAlso: AX=1209h,AX=1210h,INT 21/AH=0Dh