882 ctype<wchar_t>::do_narrow(char_type c, char dfault) const  in do_narrow()
886     return dfault;  in do_narrow()
890 ctype<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) con…  in do_narrow()  argument
896             *dest = dfault;  in do_narrow()
1000 ctype<char>::do_narrow(char_type c, char dfault) const  in do_narrow()
1004     return dfault;  in do_narrow()
1008 ctype<char>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const  in do_narrow()  argument
1014             *dest = dfault;  in do_narrow()
1431 ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const  in do_narrow()
1438     return r != static_cast<int>(WEOF) ? static_cast<char>(r) : dfault;  in do_narrow()
1442 ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* de…  in do_narrow()  argument
1451         *dest = r != static_cast<int>(WEOF) ? static_cast<char>(r) : dfault;  in do_narrow()