1 files changed, 11 insertions, 1 deletions

diff --git a/gl/exitfail.h b/gl/exitfail.h
index 85a6af64..fa264b5c 100644
--- a/gl/exitfail.h
+++ b/gl/exitfail.h
@@ -1,6 +1,6 @@
 /* Failure exit status
 
-   Copyright (C) 2002, 2009-2023 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2009-2024 Free Software Foundation, Inc.
 
    This file is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as
@@ -15,4 +15,14 @@
    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
 extern int volatile exit_failure;
+
+
+#ifdef __cplusplus
+}
+#endif