const wxChar *wxMessageBoxCaptionStr = wxT("Message");
const wxChar *wxFileSelectorPromptStr = wxT("Select a file");
const wxChar *wxFileSelectorDefaultWildcardStr = wxT("*.*");
-const wxChar *wxTreeCtrlNameStr = wxT("treeCtrl");
+const wxChar WXDLLEXPORT *wxTreeCtrlNameStr = wxT("treeCtrl");
const wxChar *wxDirDialogNameStr = wxT("wxDirCtrl");
const wxChar *wxDirDialogDefaultFolderStr = wxT("/");