This package was debianized by  <jwl@debian.org> on
Fri,  4 Jun 1999 09:58:43 -0700.

logout-button.cc:

It was downloaded from http://www.gtk.org/tutorial/gtk_tut-2.html#ss2.1

Upstream Author(s): Tony Gale <gale@gtk.org>, Ian Main <imain@gtk.org>

Copyright: (the code was extracted and altered from the GTK v1.2 Tutorial)

GTK+ is an Open Source Free Software GUI Toolkit, primarily developed for use
with the X Window System. Everything about GTK+ from the object-oriented
design to the Free Software LGPL licensing allows you to code your project with
the most freedom possible. You can develop open software, free software, or
even commercial non-free software without having to spend a dime for licenses
or royalties. 

examples/example.xsession:

is to some degree a derivative of /etc/X11/Xsession, 
Copyright (C) 1994-1998 The XFree86 Project, Inc.  All Rights Reserved.

see: /usr/doc/xfree86-common/copyright for the complete copyright.

Also note that Branden Robinson and Mark W. Eichin have altered the Xsession.
