\helpref{wxFontMapper}{wxfontmapper} to display text:
\begin{verbatim}
-if (!wxTheFontMapper->IsEncodingAvailable(enc, facename))
+if (!wxFontMapper::Get()->IsEncodingAvailable(enc, facename))
{
wxFontEncoding alternative;
if (wxTheFontMapper->GetAltForEncoding(enc, &alternative,