If you want to build and install yourself, you could try this project: http://ubuntuforums.org/showthread.php?t=1334696
Originally Posted by gino90
You could also switch from the evdev X driver (default install in maverick) to the synaptics X driver, by adding this to your /etc/X11/xorg.conf:
The utouch project (https://launchpad.net/utouch/) aims to provide more complete gesture support, but currently lacks some functionality provided by the above alternatives.
Identifier "Multitouch Touchpad"
# Driver "multitouch"
# Driver "evdev"