It's a tool that can be used to set the TrackPoint sensitivity of the "Lenovo ThinkPad USB Keyboard with TrackPoint".
This tool works with the libusb-1.0. We have verified that the run correctly on Linux 3.2 and MacOSX 10.6.
Usage: usbtrackpoint-settings [sensitivity]
The higher the sensitivity, the less force you need to move the mouse cursor. Range 1-255.
cc usbtrackpoint-settings.c -lusb-1.0 -o usbtrackpoint-settings
You need libusb-1.0 headers and libraries installed.
There's a multi-functional tool written by Bernhard Seibold, it will run only on Linux.
This tool is licensed under the GNU GPL v2.