PFITS is:

Copyright (C) 2009 Aaron Parsons
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program 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
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Acknowledgements:

This package uses CFITSIO, which has generously been released without claiming
any copyright.  To simplify installation, the necessary CFITSIO code is
distributed with this package in the src/cfitsio directory.  A copy of the
license agreement for CFITSIO may be found there.  Several optional features of
CFITSIO, such as compression and world coordinate transformation, have been
released under GPL and are employed by PFITS.


