KRB5_REFERRAL_MAXHOPS
for (i=0;i<KRB5_REFERRAL_MAXHOPS;i++) {
krb5_creds tgtq, cc_tgt, *tgtptr, *referral_tgts[KRB5_REFERRAL_MAXHOPS];
referral_count < KRB5_REFERRAL_MAXHOPS;