UCS2UTF_NBYTES    519 ext/charconv/charconv.c     inroom = UCS2UTF_NBYTES(ucs4);
UCS2UTF_NBYTES    715 ext/charconv/jconv.c         int outreq = UCS2UTF_NBYTES(ucs);
UCS2UTF_NBYTES    723 ext/charconv/jconv.c         int outreq0 = UCS2UTF_NBYTES(ucs0);
UCS2UTF_NBYTES    724 ext/charconv/jconv.c         int outreq1 = UCS2UTF_NBYTES(ucs1);