krb5int_arcfour_gsscrypt
krb5int_arcfour_gsscrypt(const krb5_keyblock *keyblock, krb5_keyusage usage,
return krb5int_arcfour_gsscrypt(keyblock, usage, &kd, &kiov, 1);
code = krb5int_arcfour_gsscrypt(keyblock, usage, &kd, kiov, kiov_len);