KRB5_KU_USAGE_SIGN
key, KRB5_KU_USAGE_SIGN,
key, KRB5_KU_USAGE_SIGN,
KRB5_KU_USAGE_SIGN,
KRB5_KU_USAGE_SIGN,
KRB5_KU_USAGE_SIGN,
KRB5_KU_USAGE_SIGN,
case KRB5_KU_USAGE_SIGN : /* 23 */