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-rw-r--r--mg_valmap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/mg_valmap.h b/mg_valmap.h
index 8a279f8..b7f4047 100644
--- a/mg_valmap.h
+++ b/mg_valmap.h
@@ -1,3 +1,5 @@
+// -*- c++ -*-
+
#ifndef _MG_VALMAP_H
#define _MG_VALMAP_H