For the nvidia-graphics-drivers package, commenting out this VIDEODEP line in debian/rules fixes the problem:
# Comment out the following line to re-enable automatic ABI detection VIDEODEP = xorg-video-abi-11|xorg-video-abi-12|xorg-video-abi-13, xserver-xorg-core (>= 2:1.11.99.901) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in Ubuntu. https://bugs.launchpad.net/bugs/1032672 Title: fglrx-updates broken dependency with xorg-video-abi-12 (Quantal) To manage notifications about this bug go to: https://bugs.launchpad.net/nvidia-drivers-ubuntu/+bug/1032672/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp