--- /dev/null
+# Copyright (C) 2013 Nicira, Inc.
+#
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved. This file is offered as-is,
+# without warranty of any kind.
+
+EXTRA_DIST += \
+ m4/absolute-header.m4 \
+ m4/include_next.m4