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-rw-r--r--m4/Makefile.am2
-rw-r--r--tests/date/Makefile.am2
-rw-r--r--tests/factor/Makefile.am2
3 files changed, 3 insertions, 3 deletions
diff --git a/m4/Makefile.am b/m4/Makefile.am
index 059fdd265..1f07ad9e5 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -1,4 +1,4 @@
-## Process this file with automake to produce Makefile.in
+## Process this file with automake to produce Makefile.in -*-Makefile-*-
# Generate this list with
# find . -type f -name '*.m4' -printf '%f\n'|sort |fmt |tr '\012' @ \
diff --git a/tests/date/Makefile.am b/tests/date/Makefile.am
index ca1d100ba..1b698dc06 100644
--- a/tests/date/Makefile.am
+++ b/tests/date/Makefile.am
@@ -1,4 +1,4 @@
-## Process this file with automake to produce Makefile.in.
+## Process this file with automake to produce Makefile.in -*-Makefile-*-.
##test-files-begin
x = date
diff --git a/tests/factor/Makefile.am b/tests/factor/Makefile.am
index 55a2388cb..a83727207 100644
--- a/tests/factor/Makefile.am
+++ b/tests/factor/Makefile.am
@@ -1,4 +1,4 @@
-## Process this file with automake to produce Makefile.in.
+## Process this file with automake to produce Makefile.in -*-Makefile-*-.
##test-files-begin
x = factor