import quickfix.*;

void sendOrderCancelRequest()
{
  quickfix.fix41.OrderCancelRequest message(
	new OrigClOrdID("123"),
	new ClOrdID("321"),
	new Symbol("LNUX"),
	new Side(Side.BUY));

  message.set(new Text("Cancel My Order!"));

  Session.sendToTarget(message, "TW", "TARGET");
}