CALL xxxxh:xxxxh - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. 8516 Touch Screen Device DriverAn interface module between the device-independent portions of the operating system and an actual hardware device which converts device-independent requests into the actual sequence of device operations to perform the requested action.  IO.SYS contains the standard, built-in MSDOS device drivers such as CON, COM1, AUX, PRN, etc.  See also INT 21h Function 52h and INT 2Fh Function 0802h.
InstallCheck:	see INT 7F/AX=ABCDh
SeeAlso: INT 7F/AX=ABCDh