--- /dev/null
+--- a/include/eibclient.h
++++ b/include/eibclient.h
+@@ -27,11 +27,12 @@
+ #ifndef EIBCLIENT_H
+ #define EIBCLIENT_H
+
+-#include "sys/cdefs.h"
+ #include "stdint.h"
+ #include <pthsem.h>
+
+-__BEGIN_DECLS;
++#ifdef __cplusplus
++extern "C" {
++#endif
+
+ #include "eibloadresult.h"
+
+@@ -705,5 +706,7 @@ BCU_LOAD_RESULT EIB_LoadImage (EIBConnection * con, const uint8_t * image,
+ */
+ int EIB_LoadImage_async (EIBConnection * con, const uint8_t * image, int len);
+
+-__END_DECLS
++#ifdef __cplusplus
++}
++#endif
+ #endif