diff --git a/include/wx/mac/carbon/colour.h b/include/wx/mac/carbon/colour.h
index 431149f060..9b1d6129d5 100644
--- a/include/wx/mac/carbon/colour.h
+++ b/include/wx/mac/carbon/colour.h
@@ -47,20 +47,26 @@ public:
     CGColorRef GetCGColor() const { return m_cgColour; };
     CGColorRef CreateCGColor() const { return wxCFRetain( (CGColorRef)m_cgColour ); };
 
+#if wxMAC_USE_QUICKDRAW
     void GetRGBColor( RGBColor *col ) const;
+#endif
 
     // Mac-specific ctor and assignment operator from the native colour
     // assumes ownership of CGColorRef
     wxColour( CGColorRef col );
+#if wxMAC_USE_QUICKDRAW
     wxColour(const RGBColor& col);
     wxColour& operator=(const RGBColor& col);
+#endif
     wxColour& operator=(CGColorRef col);
     wxColour& operator=(const wxColour& col);
 
 protected :
     virtual void
     InitRGBA(ChannelType r, ChannelType g, ChannelType b, ChannelType a);
+#if wxMAC_USE_QUICKDRAW
     void InitRGBColor( const RGBColor& col );
+#endif
     void InitCGColorRef( CGColorRef col );
 private:
     wxCFRef<CGColorRef>     m_cgColour;