ipdn_bound_var
int ipdn_bound_var(int *v, int dflt, int lo, int hi, const char *msg);
ipdn_bound_var(&fs->fs.par[0], 0, 0, MAXPRIO - 1, "PRIO priority");
ipdn_bound_var(&f->fs.par[0], 1, 1, QFQ_MAX_WEIGHT, "qfq weight");
ipdn_bound_var(&f->fs.par[1], 1500, 1, 2000, "qfq maxlen");
ipdn_bound_var(&fs->fs.par[0], 1,
ipdn_bound_var(&fs->fs.par[1], schk->q_bytes,
ipdn_bound_var(&fs->fs.par[0], 1,
ipdn_bound_var(&nfs->qsize, 16384,
ipdn_bound_var(&nfs->qsize, 50,
ipdn_bound_var((int *)&nfs->buckets, V_dn_cfg.hash_size,
ipdn_bound_var((int *)&a.sch->buckets, V_dn_cfg.hash_size,