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[l2tpns.git] / util.h

diff --git a/util.h b/util.h
index ec2c017..be797f8 100644 (file)
--- a/util.h
+++ b/util.h
@@ -1 +1,6 @@
+#ifndef __UTIL_H__
+#define __UTIL_H__
+
 char *inet_toa(unsigned long addr);
+
+#endif /* __UTIL_H__ */