787 char ctype<wchar_t>::do_narrow(char_type c, char dfault) const {  in do_narrow()
790   return dfault;  in do_narrow()
793 const wchar_t* ctype<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, …  in do_narrow()  argument
798       *dest = dfault;  in do_narrow()
879 char ctype<char>::do_narrow(char_type c, char dfault) const {  in do_narrow()
882   return dfault;  in do_narrow()
885 const char* ctype<char>::do_narrow(const char_type* low, const char_type* high, char dfault, char* …  in do_narrow()  argument
890       *dest = dfault;  in do_narrow()
1270 char ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const {  in do_narrow()
1272   return (r != EOF) ? static_cast<char>(r) : dfault;  in do_narrow()
1276 ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* de…  in do_narrow()  argument
1279     *dest = (r != EOF) ? static_cast<char>(r) : dfault;  in do_narrow()