or_code_range_buf 2006 ext/mbstring/oniguruma/regparse.c       r = or_code_range_buf(enc, buf1, 0, buf2, 0, &pbuf);
or_code_range_buf 2067 ext/mbstring/oniguruma/regparse.c       r = or_code_range_buf(enc, buf1, not1, buf2, not2, &pbuf);