ascii_to_euc
n = ascii_to_euc(NON_ID_CHAR, st, outbuf, outbytesleft);
n = ascii_to_euc( **inbuf, st, outbuf, outbytesleft );
n = ascii_to_euc(**inbuf, st, outbuf, outbytesleft );
static int ascii_to_euc(char, _iconv_st *, unsigned char **, size_t *);