Licensing/psfrag

Licensing Notes
This license is considered Free, but GPL-incompatible only when used for TeX files. In all other use cases, this may not be true.

License Text
% psfrag.dtx Copyright (C) 1996 Craig Barratt, Michael C. Grant, %                              and David Carlisle. %           All rights are reserved. % %           This system 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. Don't come complaining to us if you %           modify this file and it doesn't work! If this file is %           modified by anyone but the authors, those changes and %           their authors must be explicitly stated HERE.