diff --git a/headers/compatibility/bsd/paths.h b/headers/compatibility/bsd/paths.h
index eee6d73383..dc62490e7f 100644
--- a/headers/compatibility/bsd/paths.h
+++ b/headers/compatibility/bsd/paths.h
@@ -38,6 +38,9 @@
 #define	_PATHS_H_
 
 
+#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
+
+
 #include <sys/cdefs.h>
 
 /* Default search path. */
@@ -138,4 +141,7 @@ __END_DECLS
 #endif /* RESCUE */
 
 
+#endif /* _BSD_SOURCE || _GNU_SOURCE */
+
+
 #endif /* !_PATHS_H_ */