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-rw-r--r--src/interfaces/ecpg/lib/extern.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/interfaces/ecpg/lib/extern.h b/src/interfaces/ecpg/lib/extern.h
index 24073bba4ea..00a65b94e21 100644
--- a/src/interfaces/ecpg/lib/extern.h
+++ b/src/interfaces/ecpg/lib/extern.h
@@ -1,3 +1,6 @@
+#ifndef _ECPG_LIB_EXTERN_H
+#define _ECPG_LIB_EXTERN_H
+
#include "postgres_fe.h"
#include "libpq-fe.h"
@@ -87,3 +90,5 @@ PGresult **
bool ECPGstore_result(const PGresult *results, int act_field,
const struct statement * stmt, struct variable * var);
+
+#endif /* _ECPG_LIB_EXTERN_H */