bitset_on_num    5694 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5700 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5719 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5736 ext/mbstring/oniguruma/regcomp.c         n = bitset_on_num(cc->bs);