krb5_krbhst_init
ret = krb5_krbhst_init (context, realm, KRB5_KRBHST_CHANGEPW, &handle);
krb5_krbhst_init (
krb5_krbhst_init(context, argv[i], types[j], &handle);
ret = krb5_krbhst_init(context, realm, type, &handle);