-#ifndef LWLIB_INTERNAL_H
-#define LWLIB_INTERNAL_H
+#ifndef INCLUDED_lwlib_internal_h_
+#define INCLUDED_lwlib_internal_h_
#include "lwlib.h"
widget_info *lw_get_widget_info (LWLIB_ID id);
-#endif /* LWLIB_INTERNAL_H */
-
+#endif /* INCLUDED_lwlib_internal_h_ */