krb5_k_encrypt
krb5_k_encrypt (context, key, 7, 0, &in, &enc_out));
t(krb5_k_encrypt(ctx, key_aes, 0, NULL, &plain, &out_aes));
t(krb5_k_encrypt(ctx, key_rc4, 0, &state_rc4, &plain, &out_rc4));
t(krb5_k_encrypt(ctx, key_rc4, 0, &state_rc4, &plain, &out_rc4));
krb5_k_encrypt(NULL, key, 0, NULL, &block, &outblock);
ret = krb5_k_encrypt(context, key, usage, cipher_state, input, output);
err = krb5_k_encrypt(context, key, key_usage, 0, &plain, &cipher);
code = krb5_k_encrypt(context, key, usage, state, &inputd, &outputd);
ret = krb5_k_encrypt(context, key, usage, 0, plain, cipher);
ret = krb5_k_encrypt(context, key, KRB5_KEYUSAGE_KRB_PRIV_ENCPART,