try to autodetect Win32 macros

[wxWidgets.git] / include / wx / os2 / listbox.h

diff --git a/include/wx/os2/listbox.h b/include/wx/os2/listbox.h
index 4bc2ade8bebb4bc91c38b49ee64d92a4e48e79a8..790d8606ace147463705851002482013bf4281b3 100644 (file)
--- a/include/wx/os2/listbox.h
+++ b/include/wx/os2/listbox.h
@@ -123,7 +123,7 @@ protected:
     int m_noItems;
     int m_selected;
 
-    virtual wxSize DoGetBestSize();
+    virtual wxSize DoGetBestSize() const;
 
 #if wxUSE_OWNER_DRAWN
     // control items