krb5_encode_krbsecretkey
bersecretkey = krb5_encode_krbsecretkey(entry->key_data, entry->n_key_data,
krb5_encode_krbsecretkey(krb5_key_data *key_data, int n_key_data,
bersecretkey = krb5_encode_krbsecretkey (entry->key_data,