maindec-8e-d2ab-d	PDP-8/E Teletype and KL8 Asynchronous Data Control Tests
		maindec-8e-d2ab-pb	PDP-8/E Teletype and KL8 Asynchronous Data Control Tests
		maindec-8e-d2aa-d	PDP-8/E Teletype and KL8 Asynchronous Data Control Tests
		maindec-8e-d2aa-pb	PDP-8/E Teletype and KL8 Asynchronous Data Control Tests