xorg.log no device /dev/input/wacom

I want to use old wacom serial tablet in gimp. have 1 serialport (recognized in hardwareinfo) Installed wacom driverpackage followed all howtos.Edited xorg.conf. I get the tablet react correctly in terminal with wacdump, but X can't load it.(**) stylus device is /dev/input/wacom

here goes the correspondig section of xorg.log

(**) stylus is in absolute mode
(**) stylus: forcing TabletPC ISD V4 protocol
(**) WACOM: suppress value is 2
(**) Option "BaudRate" "9600"
(**) stylus: serial speed 9600
(**) Option "SendCoreEvents"
(**) cursor: always reports core events
(**) cursor device is /dev/input/wacom
(**) cursor is in relative mode
(**) cursor: forcing TabletPC ISD V4 protocol
(**) WACOM: suppress value is 2
(**) Option "BaudRate" "9600"
(**) cursor: serial speed 9600
(**) Option "SendCoreEvents"
(**) eraser: always reports core events
(**) eraser device is /dev/input/wacom
(**) eraser is in absolute mode
(**) eraser: forcing TabletPC ISD V4 protocol
(**) WACOM: suppress value is 2
(**) Option "BaudRate" "9600"
(**) eraser: serial speed 9600
(II) XINPUT: Adding extended input device "eraser" (type: Wacom Eraser)
(II) XINPUT: Adding extended input device "cursor" (type: Wacom Cursor)
(II) XINPUT: Adding extended input device "stylus" (type: Wacom Stylus)
(II) XINPUT: Adding extended input device "Configured Mouse" (type: MOUSE)
(II) XINPUT: Adding extended input device "Generic Keyboard" (type: KEYBOARD)
(**) Option "Device" "/dev/input/wacom"
(EE) xf86OpenSerial: Cannot open device /dev/input/wacom
 No such file or directory.
Error opening /dev/input/wacom : Success
(**) Option "Device" "/dev/input/wacom"
(EE) xf86OpenSerial: Cannot open device /dev/input/wacom
 No such file or directory.
Error opening /dev/input/wacom : Success
(**) Option "Device" "/dev/input/wacom"
(EE) xf86OpenSerial: Cannot open device /dev/input/wacom
 No such file or directory.
Error opening /dev/input/wacom : Success
(II) Configured Mouse: ps2EnableDataReporting: succeeded

In fact there is no wacom or ttyS0 in /dev/input to be found, perhaps there is something wrong in my Xsystem?