-EXTRA_DIST += \
-build-aux/prev-version.txt \
-build-aux/cross-options.pl
+## Makefile for Bison testsuite.
+
+# Copyright (C) 2000-2012 Free Software Foundation, Inc.
+#
+# This program 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.
+#
+# This program 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/>.
+
+EXTRA_DIST += \
+ build-aux/cross-options.pl \
+ build-aux/darwin11.4.0.valgrind \
+ build-aux/move-if-change \
+ build-aux/prev-version.txt \
+ build-aux/update-b4-copyright