# LANG=C apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages have been kept back:
gnome-control-center gnome-control-center-data gnome-settings-daemon
metacity unity-lens-files
0 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.
# LANG=C apt-get upgrade control- center gnome-control- center- data gnome-settings- daemon
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages have been kept back:
gnome-
metacity unity-lens-files
0 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.