You can also use synclient to set "AreaBottomEdge" to a value other than 0 (somewhere between the values of "BottomEdge" and "TopEdge"). That way You don't need to modify the source and recompile. synclient is in xserver-xorg-input-synaptics.
You can also use synclient to set "AreaBottomEdge" to a value other than 0 (somewhere between the values of "BottomEdge" and "TopEdge"). That way You don't need to modify the source and recompile. synclient is in xserver- xorg-input- synaptics.