and_start        4178 ext/mbstring/oniguruma/regparse.c   int r, neg, len, fetched, and_start;
and_start        4214 ext/mbstring/oniguruma/regparse.c   and_start = 0;
and_start        4369 ext/mbstring/oniguruma/regparse.c 	if (r == TK_CC_RANGE || and_start != 0)
and_start        4421 ext/mbstring/oniguruma/regparse.c 	and_start = 1;