onig_chain_reduce 5264 regcomp.c            onig_chain_reduce(from);
onig_chain_reduce 3081 regexec.c            onig_chain_reduce(reg);
onig_chain_reduce 3386 regexec.c            onig_chain_reduce(reg);
onig_chain_reduce  804 regint.h       extern void onig_chain_reduce P_((regex_t* reg));