export headers for QAD, PIQt and cd_utils

cd_utils/cdutils_c.h

@@ -21,12 +21,13 @@
 #define CDUTILS_C_H
 
 #include "cdutils_interface.h"
+#include "cd_utils_export.h"
 
 
 namespace CDUtils {
 
 
-class CInterface: public Interface
+class CD_UTILS_EXPORT CInterface: public Interface
 {
 	PIOBJECT_SUBCLASS(CInterface, Interface)
 public:
@@ -40,6 +41,6 @@ public:
 
 }
 
-extern CDUtils::CInterface C;
+extern CD_UTILS_EXPORT CDUtils::CInterface C;
 
 #endif // CDUTILS_C_H