krb5_get_tgs_ktypes
if ((retval = krb5_get_tgs_ktypes(telnet_context, creds.server,
ret = krb5_get_tgs_ktypes (context, mcreds->server, &ktypes);
ret = krb5_get_tgs_ktypes (context, mcreds->server, &ktypes);
if ((retval = krb5_get_tgs_ktypes(context, sname, &(tgsreq.ktype))))
krb5_error_code KRB5_CALLCONV krb5_get_tgs_ktypes