update copyright notice

diff --git a/acspecific.m4 b/acspecific.m4
index e3503bfad5249c89f68749206a8a50a4a7b4f00a..e6ea2b7f7c707e8f7b5b5cbf68631647b69ab6d5 100644 (file)
--- a/acspecific.m4
+++ b/acspecific.m4
@@ -16,9 +16,32 @@ dnl You should have received a copy of the GNU General Public License
 dnl along with this file; if not, write to the Free Software
 dnl Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 dnl
-dnl As a special exception, using parts of this file in a
-dnl configure script does not cause the resulting script to
-dnl be covered by the GNU General Public License.
+dnl As a special exception, the Free Software Foundation gives unlimited
+dnl permission to copy, distribute and modify the configure scripts that
+dnl are the output of Autoconf.  You need not follow the terms of the GNU
+dnl General Public License when using or distributing such scripts, even
+dnl though portions of the text of Autoconf appear in them.  The GNU
+dnl General Public License (GPL) does govern all other use of the material
+dnl that constitutes the Autoconf program.
+dnl
+dnl Certain portions of the Autoconf source text are designed to be copied
+dnl (in certain cases, depending on the input) into the output of
+dnl Autoconf.  We call these the "data" portions.  The rest of the Autoconf
+dnl source text consists of comments plus executable code that decides which
+dnl of the data portions to output in any given case.  We call these
+dnl comments and executable code the "non-data" portions.  Autoconf never
+dnl copies any of the non-data portions into its output.
+dnl
+dnl This special exception to the GPL applies to versions of Autoconf
+dnl released by the Free Software Foundation.  When you make and
+dnl distribute a modified version of Autoconf, you may extend this special
+dnl exception to the GPL to apply to your modified version well, *unless*
+dnl your modified version has the potential to copy into its output some
+dnl of text that was the non-data portion of the version that you started
+dnl with.  (In other words, unless your change moves or copies text from
+dnl the non-data portions to the data portions.)  If your modification has
+dnl such potential, you must delete any notice of this special exception
+dnl to the GPL from your modified version.
 dnl
 dnl Written by David MacKenzie, with help from
 dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor,

diff --git a/lib/autoconf/specific.m4 b/lib/autoconf/specific.m4
index e3503bfad5249c89f68749206a8a50a4a7b4f00a..e6ea2b7f7c707e8f7b5b5cbf68631647b69ab6d5 100644 (file)
--- a/lib/autoconf/specific.m4
+++ b/lib/autoconf/specific.m4
@@ -16,9 +16,32 @@ dnl You should have received a copy of the GNU General Public License
 dnl along with this file; if not, write to the Free Software
 dnl Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 dnl
-dnl As a special exception, using parts of this file in a
-dnl configure script does not cause the resulting script to
-dnl be covered by the GNU General Public License.
+dnl As a special exception, the Free Software Foundation gives unlimited
+dnl permission to copy, distribute and modify the configure scripts that
+dnl are the output of Autoconf.  You need not follow the terms of the GNU
+dnl General Public License when using or distributing such scripts, even
+dnl though portions of the text of Autoconf appear in them.  The GNU
+dnl General Public License (GPL) does govern all other use of the material
+dnl that constitutes the Autoconf program.
+dnl
+dnl Certain portions of the Autoconf source text are designed to be copied
+dnl (in certain cases, depending on the input) into the output of
+dnl Autoconf.  We call these the "data" portions.  The rest of the Autoconf
+dnl source text consists of comments plus executable code that decides which
+dnl of the data portions to output in any given case.  We call these
+dnl comments and executable code the "non-data" portions.  Autoconf never
+dnl copies any of the non-data portions into its output.
+dnl
+dnl This special exception to the GPL applies to versions of Autoconf
+dnl released by the Free Software Foundation.  When you make and
+dnl distribute a modified version of Autoconf, you may extend this special
+dnl exception to the GPL to apply to your modified version well, *unless*
+dnl your modified version has the potential to copy into its output some
+dnl of text that was the non-data portion of the version that you started
+dnl with.  (In other words, unless your change moves or copies text from
+dnl the non-data portions to the data portions.)  If your modification has
+dnl such potential, you must delete any notice of this special exception
+dnl to the GPL from your modified version.
 dnl
 dnl Written by David MacKenzie, with help from
 dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor,