GNU GENERAL PUBLIC LICENSE Version
2, June 1991
Copyright (C) 1989, 1991 Free Software
Foundation, Inc., 51 Franklin Street,
Fifth Floor, Boston, MA 02110-1301
USA Everyone is permitted to copy and
distribute verbatim copies of this
license document, but changing it is
not allowed.
Preamble
The licenses for most software are
designed to take away your freedom
to share and change it.
the GNU General Public License is
intended to guarantee your freedom
to share and change free software--
to make sure the software is free for
all its users.
This General Public
License applies to most of the Free
Software
Foundation's
to any other program whose authors
commit
to
using
Free
Software
Foundation
is covered by the GNU Lesser General
Public License instead.)
apply it to your programs, too.
When we speak of free software, we are
referring to freedom, not price.
General Public Licenses are designed
to make sure that you have the freedom
to distribute copies of free software
(and charge for this service if you
wish), that you receive source code
or can get it if you want it, that you
can change the software or use pieces
All manuals and user guides at all-guides.com
By contrast,
software
and
it.
(Some
other
software
You can
Our
of it in new free programs; and that
you know you can do these things.
To protect your rights, we need to
make restrictions that forbid anyone
to deny you these rights or to ask
you to surrender the rights. These
restrictions
translate
responsibilities
distribute copies of the software, or
if you modify it.
For example, if you distribute copies
of such a program, whether gratis
or
for
a
fee,
you
recipients all the rights that you
have.
You must make sure that they,
too, receive or can get the source
code.
And you must show them these
terms so they know their rights.
We protect your rights with two steps:
(1) copyright the software, and (2)
offer you this license which gives you
legal permission to copy, distribute
and/or modify the software.
Also, for each author's protection
and ours, we want to make certain that
everyone understands that there is no
warranty for this free software.
the software is modified by someone
else
and
passed
recipients to know that what they
have is not the original, so that any
problems introduced by others will
not reflect on the original authors'
reputations.
Finally,
any
free
to
certain
for
you
if
you
must
give
the
If
on,
we
want
its
program
is
275