paintlib
The paintlib source code and all documentation are copyright (c) 1996-2002 Ulrich von Zadow and other contributors.
The paintlib source code is supplied “AS IS”. Ulrich von Zadow and other contributors disclaim all warranties, expressed or implied, including, without limitation, the warranties of merchant- ability and of fitness for any purpose. The authors assume no liability for direct, indirect, incidental, special, exemplary, or consequential damages, which may result from the use of paintlib, even if advised of the possibility of such damage.
Permission is hereby granted to use, copy, modify, and distribute this source code, or portions hereof, for any purpose, without fee, subject to the following restrictions:
The origin of this source code must not be misrepresented.
Altered versions must be plainly marked as such and must not be misrepresented as being the original source.
This Copyright notice may not be removed or altered from any source or altered source distribution.
Executables containing paintlib or parts of it must state that the software “contains paintlib code. paintlib is copyright (c) 1996-2002 Ulrich von Zadow and other contributors.”. This notice must be displayed in at least one place where the copyright for the software itself is displayed. The documentation must also contain this notice.
Note that libpng, zlib, libtiff and the jpg library have their own terms of use. You can find these in the documentation of the libraries.