RHEL5: Can the db_* utilities provided with db4_utils package run on berkely db files used by slapd provided by openldap-servers ?

Issue

• When running db_archive on Openldap bdb files results in error "Program version 4.3 doesn't match environment version" ?
• Can the  db_* utilities provided with db4_utils package run on berkely db files used by slapd provided by openldap-servers ?

# cd /var/lib/ldap/  
# db_archive  
db_archive: Program version 4.3 doesn't match environment version  
db_archive: DB_ENV->open: DB_VERSION_MISMATCH: Database environment version mismatch