- if (! strcmp (norm_charmap (charset), "US-ASCII") ||
- ! strncmp (norm_charmap (charset), "ISO-8859-", 9) ||
- ! strncmp (norm_charmap (charset), "UTF-8", 5) ||
- ! strncmp (norm_charmap (charset), "WINDOWS-12", 10)) {
+ if (! strcasecmp (charset, "US-ASCII") ||
+ ! strcasecmp (charset, "UTF-8") ||
+ ! strncasecmp (charset, "ISO-8859-", 9) ||
+ ! strncasecmp (charset, "WINDOWS-12", 10)) {