GNU nano 2.7.4                                               File: 11-evdev-trackpoint.conf

# trackpoint users want wheel emulation

Section "InputClass"
        Identifier      "trackpoint catchall"
        MatchIsPointer  "true"
        MatchProduct    "TrackPoint|DualPoint Stick"
        MatchDevicePath "/dev/input/event*"
        Option  "Emulate3Buttons"       "true"
        Option  "EmulateWheel"  "true"
        Option  "EmulateWheelButton"    "2"
        Option  "XAxisMapping"  "6 7"
        Option  "YAxisMapping"  "4 5"
EndSection