PF_OPT_MERGE
if ((pf->opts & PF_OPT_MERGE) && !pf->limit_set[i])
if ((pf->opts & PF_OPT_MERGE) && !pf->timeout_set[i])
if (!(pf->opts & PF_OPT_MERGE) || pf->debug_set)
if (!(pf->opts & PF_OPT_MERGE) || pf->ifname_set)
if (!(pf->opts & PF_OPT_MERGE) || pf->hostid_set)
opts |= PF_OPT_MERGE;
if (rulesopt != NULL && !(opts & (PF_OPT_MERGE|PF_OPT_NOACTION)) &&