The famous Logitech Trackman MarbleFX trackball has four buttons, of which the 4th (red) button was used to emulate a scroll wheel. To enable this, the trackball needs to be switched into a special ...
lib/libllsm2 Sleepwalking/libllsm2 LICENSE; source headers specify GPL-3.0-or-later Header version 2.1.0; locally modified. License matches upstream master as checked on 15 Oct 2026. Record the exact ...