$: LANGUAGE=en_US apt-cache policy libc6
libc6:
  Installed: 2.7-5ubuntu2
  Candidate: 2.7-5ubuntu2
  Version table:
 *** 2.7-5ubuntu2 0
        100 /var/lib/dpkg/status
     2.6.1-1ubuntu10 0
        500 http://de.archive.ubuntu.com gutsy-updates/main Packages
     2.6.1-1ubuntu9 0
        500 cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071017) gutsy/main Packages
        500 http://de.archive.ubuntu.com gutsy/main Packages