consolekit 0.4.1-4ubuntu1 (amd64 binary) in ubuntu natty

 ConsoleKit is a system daemon for tracking what users are logged
 into the system and how they interact with the computer (e.g.
 which keyboard and mouse they use).
 .
 It provides asynchronous notification via the system message bus.
 .
 This package provides the system daemon and tools to interact with it.