ucs0              721 ext/charconv/jconv.c         unsigned int ucs0 = (ucs >> 16) & 0xffff;
ucs0              723 ext/charconv/jconv.c         int outreq0 = UCS2UTF_NBYTES(ucs0);
ucs0              726 ext/charconv/jconv.c         jconv_ucs4_to_utf8(ucs0, outptr);