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+Upstream Source
+===============
+
+Copyright (C) 1987-2013 Free Software Foundation, Inc.
+
+GNU M4 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 3 of the License, or
+(at your option) any later version.
+
+GNU M4 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, see <http://www.gnu.org/licenses/>.
+
+On this system, a copy of the GNU General Public License may be found at
+<file:///usr/share/common-licenses/GPL-3>.
+
+
+Distribution Packaging
+======================
+
+Copyright (C) 2013-2014 Patrick "P. J." McDermott
+
+These files may be reproduced, distributed, modified, and otherwise dealt in
+under the terms of the Expat License.
+
+On this system, a copy of the Expat License may be found at
+<file:///usr/share/common-licenses/Expat>.