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-rw-r--r--m4/visibility.m42
1 files changed, 2 insertions, 0 deletions
diff --git a/m4/visibility.m4 b/m4/visibility.m4
index f0468e89..52c7ef10 100644
--- a/m4/visibility.m4
+++ b/m4/visibility.m4
@@ -1,3 +1,5 @@
+dnl SPDX-License-Identifier: FSFULLR
+
# visibility.m4 serial 8
dnl Copyright (C) 2005, 2008, 2010-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation