diff --git a/qtinterface/tqt.h.cmake b/qtinterface/tqt.h.cmake
index 6db0d61..8d71c61 100644
--- a/qtinterface/tqt.h.cmake
+++ b/qtinterface/tqt.h.cmake
@@ -19,6 +19,13 @@ Boston, MA 02110-1301, USA.
 
 */
 
+/*
+  I think we do not need tqtinterface definitions for
+  plain-C sources (samelian)
+*/
+
+#ifdef __cplusplus
+
 #ifndef TQT_H
 #define TQT_H
 
@@ -38,11 +45,9 @@ Boston, MA 02110-1301, USA.
 #undef TQT_SIGNAL
 #endif
 
-#ifdef __cplusplus
 #define TQT_METHOD(a)	METHOD(a)
 #define TQT_SLOT(a)	SLOT(a)
 #define TQT_SIGNAL(a)	SIGNAL(a)
-#endif // __cplusplus
 
 #ifdef USE_QT3
 #define qint64			long
@@ -587,7 +592,6 @@ Boston, MA 02110-1301, USA.
 //#define TQT_QT_STRING_LIST_TYPE Q3StrList
 #define TQT_QT_STRING_LIST_TYPE TQStrList
 
-#ifdef __cplusplus
 class TQT_QT_STRING_LIST_TYPE;
 class QUObject;
 
@@ -648,7 +652,6 @@ class QUObject;
 #include <tqlistiterator.h>
 
 #include <tqstringlist.h>
-#endif // __cplusplus
 
 #define tqchildren		ptrchildren
 #define tqaccess		access()
@@ -1327,3 +1330,5 @@ class QUObject;
 //#define TQT_EXPORT KDE_EXPORT
 
 #endif /* TQT_H */
+
+#endif