Why do you have the swx packages installed?
Try apt-get install --reinstall <package> for all the packages you mention above. I am not sure you need all of these though, for instance libglit
Try "dpkg -S libGL" to see if you have an alien GL library somewhere.
Why do you have the swx packages installed?
Try apt-get install --reinstall <package> for all the packages you mention above. I am not sure you need all of these though, for instance libglit
Try "dpkg -S libGL" to see if you have an alien GL library somewhere.