bottiger@rofl : ~ $  sudo module-assistant install fglrx
Selecting previously deselected package fglrx-kernel-2.6.20-12-generic.
(Reading database ... 158400 files and directories currently installed.)
Unpacking fglrx-kernel-2.6.20-12-generic (from .../fglrx-kernel-2.6.20-12-generic_8.33.6-1+2.6.20-12.20_i386.deb) ...
dpkg: dependency problems prevent configuration of fglrx-kernel-2.6.20-12-generic:
 fglrx-kernel-2.6.20-12-generic depends on xorg-driver-fglrx (= 8.33.6-1); however:
  Version of xorg-driver-fglrx on system is 7.1.0-8.34.8+2.6.20.3-12.11.
dpkg: error processing fglrx-kernel-2.6.20-12-generic (--install):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 fglrx-kernel-2.6.20-12-generic

I: Direct installation failed, trying to post-install the dependencies

Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following packages will be REMOVED:
  fglrx-kernel-2.6.20-12-generic
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0B of archives.
After unpacking 971kB disk space will be freed.
Do you want to continue [Y/n]?
(Reading database ... 158403 files and directories currently installed.)
Removing fglrx-kernel-2.6.20-12-generic ...