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It is not the purpose of this section to induce you to infringe any pa-
tents or other property right claims or to contest validity of any such
claims; this section has the sole purpose of protecting the integrity of
the free software distribution system, which is implemented by pub-
lic license practices. Many people have made generous contributions
to the wide range of software distributed through that system in re-
liance on consistent application of that system; it is up to the author/
donor to decide if he or she is willing to distribute software through
any other system and a licensee cannot impose that choice.
This section is intended to make thoroughly clear what is believed
to be a consequence of the rest of this License.
8. If the distribution and/or use of the Program is restricted in cer-
tain countries either by patents or by copyrighted interfaces, the ori-
ginal copyright holder who places the Program under this License
may add an explicit geographical distribution limitation excluding
those countries, so that distribution is permitted only in or among
countries not thus excluded. In such case, this License incorporates
the limitation as if written in the body of this License.
9. The Free Software Foundation may publish revised and/or new
versions of the General Public License from time to time. Such new
versions will be similar in spirit to the present version, but may differ
in detail to address new problems or concerns.
Each version is given a distinguishing version number. If the Pro-
gram specifies a version number of this License which applies to it
and „any later version“, you have the option of following the terms
and conditions either of that version or of any later version publis-
hed by the Free Software Foundation. If the Program does not spe-
cify a version number of this License, you may choose any version
ever published by the Free Software Foundation.
10. If you wish to incorporate parts of the Program into other free
programs whose distribution conditions are different, write to the
author to ask for permission. For software which is copyrighted by
the Free Software Foundation, write to the Free Software Foundati-
on; we sometimes make exceptions for this. Our decision will be gui-
ded by the two goals of preserving the free status of all derivatives
of our free software and of promoting the sharing and reuse of soft-
ware generally.