#error "wxCheckListBox class requires owner-drawn functionality."
#endif
-class WXDLLEXPORT wxOwnerDrawn;
-class WXDLLEXPORT wxCheckListBoxItem; // fwd decl, defined in checklst.cpp
+class WXDLLIMPEXP_FWD_CORE wxOwnerDrawn;
+class WXDLLIMPEXP_FWD_CORE wxCheckListBoxItem; // fwd decl, defined in checklst.cpp
class WXDLLEXPORT wxCheckListBox : public wxCheckListBoxBase
{