towide_utf8
static int towide_utf8(wchar_t *, const char *, unsigned);
{ "UTF-8", "UTF-8", 21, towide_utf8, tomb_utf8 },
{ "UTF8", "UTF-8", 21, towide_utf8, tomb_utf8 },
{ "utf8", "UTF-8", 21, towide_utf8, tomb_utf8 },
{ "utf-8", "UTF-8", 21, towide_utf8, tomb_utf8 },