KRB_PROT_VERSION  550 source4/heimdal/lib/krb5/v4_glue.c     RCHECK(ret, krb5_store_int8(sp, KRB_PROT_VERSION), error);
KRB_PROT_VERSION  606 source4/heimdal/lib/krb5/v4_glue.c     RCHECK(ret, krb5_store_int8(sp, KRB_PROT_VERSION), error);
KRB_PROT_VERSION  792 source4/heimdal/lib/krb5/v4_glue.c     if (pvno != KRB_PROT_VERSION) {