ICONV2VALUE      391 ext/iconv/iconv.c     DATA_PTR(self) = (void *)ICONV2VALUE(iconv_create(to, from));
ICONV2VALUE      406 ext/iconv/iconv.c     VALUE cd = ICONV2VALUE(iconv_create(to, from));
ICONV2VALUE      478 ext/iconv/iconv.c     return rb_ensure(iconv_s_convert, (VALUE)&arg, iconv_free, ICONV2VALUE(arg.cd));