Package dbus-x11

X11-requiring add-ons for D-BUS

http://www.freedesktop.org/Software/dbus/

D-BUS contains some tools that require Xlib to be installed, those are
in this separate package so server systems need not install X.

General Commands (Section 1)
dbus-launch
The dbus-launch command is used to start a session bus instance of dbus-daemon from a shell script. It would normally be called from a user's login scripts...