char **be_replica; /* replicas of this backend (in master) */
char *be_replogfile; /* replication log file (in master) */
char *be_update_ndn; /* allowed to make changes (in replicas) */
+ struct berval **be_update_refs; /* where to refer modifying clients to */
int be_lastmod; /* keep track of lastmodified{by,time} */
char *be_realm;