832   char *codeset_name;  in init_dfa()  local
864   codeset_name = nl_langinfo (CODESET);  in init_dfa()
866   codeset_name = getenv ("LC_ALL");  in init_dfa()
867   if (codeset_name == NULL || codeset_name[0] == '\0')  in init_dfa()
868     codeset_name = getenv ("LC_CTYPE");  in init_dfa()
869   if (codeset_name == NULL || codeset_name[0] == '\0')  in init_dfa()
870     codeset_name = getenv ("LANG");  in init_dfa()
871   if (codeset_name == NULL)  in init_dfa()
872     codeset_name = "";  in init_dfa()
873   else if (strchr (codeset_name, '.') !=  NULL)  in init_dfa()
874     codeset_name = strchr (codeset_name, '.') + 1;  in init_dfa()
877   if (strcasecmp (codeset_name, "UTF-8") == 0  in init_dfa()
878       || strcasecmp (codeset_name, "UTF8") == 0)  in init_dfa()