Kerberos Version 4 Client

The Kerberos version 4 client may be removed in a future release. This includes the Kerberos version 4 support in the kinit(1), kdestroy(1), klist(1), ksrvtgt(1), mount_nfs(1M), share_nfs(1M), and kerbd(1M) commands, in the kerberos(3N) library, and in the ONC RPC programming API (kerberos_rpc(3N)).