We have made Click available under the following MIT/BSD-like terms.

Portions of this software have one or more of the following copyrights, and are
subject to the license below. The relevant source files are clearly marked; they
refer to ``the LICENSE file''. The `AUTHORS' file lists the people who have
contributed to this software.

(c) 1999-2004 Massachusetts Institute of Technology
(c) 2000-2004 Mazu Networks, Inc.
(c) 2001-2004 International Computer Science Institute
(c) 2004 Regents of the University of California

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

The names and trademarks of copyright holders may not be used in advertising or
publicity pertaining to the software without specific prior permission. Title
to copyright in this software and any associated documentation will at all
times remain with the copyright holders.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.