compilation fix for wxUSE_INTL=0

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45765 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/richtext/richtextxml.cpp

@@ -544,7 +544,10 @@ bool wxRichTextXMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
     {
         if (m_encoding == wxT("<System>"))
         {
+#if wxUSE_INTL
             fileEncoding = wxLocale::GetSystemEncodingName();
+            // if !wxUSE_INTL, we fall back to UTF-8 or ISO-8859-1 below
+#endif
         }
         else
         {