krb5_auth_con_setsendsubkey
krb5_auth_con_setsendsubkey (
krb5_auth_con_setsendsubkey(context, auth_context, keyblock);
retval = krb5_auth_con_setsendsubkey(context, auth_context, kb);
(void) krb5_auth_con_setsendsubkey(context, auth_context, NULL);
retval = krb5_auth_con_setsendsubkey(context, auth_context,