transliterate?

static VALUE
iconv_get_transliterate(VALUE self)
{
#ifdef ICONV_GET_TRANSLITERATE
    int trans = 0;
    iconv_ctl(self, ICONV_GET_TRANSLITERATE, trans);
    if (trans) return Qtrue;
#else
    rb_notimplement();
#endif
    return Qfalse;
}