bitset_on_num    5924 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5930 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5949 ext/mbstring/oniguruma/regcomp.c       n = bitset_on_num((BitSetRef )bp);
bitset_on_num    5966 ext/mbstring/oniguruma/regcomp.c         n = bitset_on_num(cc->bs);