#include "GEOMImpl_IGroupOperations.hxx"
#include "GEOM_Engine.hxx"
-class GEOMImpl_Gen : public GEOM_Engine
+#ifdef WNT
+#include <SALOME_WNT.hxx>
+#else
+#define SALOME_WNT_EXPORT
+#endif
+
+class SALOME_WNT_EXPORT GEOMImpl_Gen : public GEOM_Engine
{
public:
GEOMImpl_Gen();