diff --git a/qtinterface/tqt.h.cmake b/qtinterface/tqt.h.cmake
index 53b3cf2..6d0ee4e 100644
--- a/qtinterface/tqt.h.cmake
+++ b/qtinterface/tqt.h.cmake
@@ -22,41 +22,6 @@ Boston, MA 02110-1301, USA.
 #ifndef TQT_H
 #define TQT_H
 
-#ifdef TQT_METHOD
-#undef TQT_METHOD
-#endif
-#ifdef TQT_SLOT
-#undef TQT_SLOT
-#endif
-#ifdef TQT_SIGNAL
-#undef TQT_SIGNAL
-#endif
-
-#ifdef METHOD
-#undef METHOD
-#endif
-#ifdef SLOT
-#undef SLOT
-#endif
-#ifdef SIGNAL
-#undef SIGNAL
-#endif
-
-#ifdef __cplusplus
-#define TQT_METHOD(a) TQ_METHOD(a)
-#define TQT_SLOT(a)   TQ_SLOT(a)
-#define TQT_SIGNAL(a) TQ_SIGNAL(a)
-
-#define METHOD(a) TQ_METHOD(a)
-#define SLOT(a)   TQ_SLOT(a)
-#define SIGNAL(a) TQ_SIGNAL(a)
-
-#define TQMETHOD_CODE TQ_METHOD_CODE
-#define TQSLOT_CODE   TQ_SLOT_CODE
-#define TQSIGNAL_CODE TQ_SIGNAL_CODE
-#endif /* __cplusplus */
-
-
 #include <ntqglobal.h>
 
 #ifdef QT_NO_SQL