Ubuntu
indicator-datetime package

  1. Bug #1754872
  2. Comment #21

Comment 21 for bug 1754872

Revision history for this message
Theo Linkspfeifer (lastonestanding) wrote : Re: gnome-control-center is unusable on xubuntu-desktop, but called from Gear (About this Computer, System Settings) icon, Text Entry Settings, clock (Time & Date Settings)

Explicitly installing light-locker will remove xscreensaver from the list.

It looks like there are quite some oddities.