# Licensing Information

Here is the official copyright notice for x3270, c3270, s3270, tcl3270 and pr3287:

> Modifications and original code Copyright © 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004 by Paul Mattes.
> Original X11 Port Copyright © 1990 by Jeff Sparkes.
> Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation.

> x3270 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the file LICENSE for more details.

> Copyright © 1989 by Georgia Tech Research Corporation, Atlanta, GA 30332.
> All Rights Reserved. GTRC hereby grants public use of this software. Derivative works based on this software must incorporate this copyright notice.

The Georgia Tech fonts (the fonts with the name "gt" in them), carry an additional notice:

> Copyright © 1990 by the Georgia Institute of Technology.
> All rights reserved except for those rights explicitly mentioned below.
> Permission is granted to distribute freely or to modify and distribute freely any materials and information contained herein as long as the above copyright and all terms associated with it remain intact.

The 3270-20 font is derived from an NCD font, so it carries an additional notice:

> Copyright © 1989-1991 Network Computing Devices, Inc.
> NCD is a registered trademark of Network Computing Devices, Inc.

> Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of NCD may not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. NCD makes no representations about the suitability of this software for any purpose. It is provided ``as is'' without express or implied warranty.

> NCD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NCD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

The ComplexMenu sources are derived from the MIT X11R5 Athena SimpleMenu widget, and carry an additional notice:

> Copyright © 1989 Massachusetts Institute of Technology

> Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of M.I.T. not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. M.I.T. makes no representations about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty.

> M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

There are plans to simplify the multiple notices by rewriting or removing certain parts of the code, or by getting all of the copyright holders to allow their code to be covered by one of the well-known Open Source licenses. Stay tuned to this space for developements.