wxTextOutputStream& operator<<(const wxString& string);
wxTextOutputStream& operator<<(char c);
#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
wxTextOutputStream& operator<<(const wxString& string);
wxTextOutputStream& operator<<(char c);
#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE