naylor@naylor-desktop:~$ sudo aptitude install libc6
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Reading extended state information      
Initialising package states... Done
Building tag database... Done      
No packages will be installed, upgraded, or removed.
0 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B of archives. After unpacking 0B will be used.
Writing extended state information... Done
naylor@naylor-desktop:~$