These are the operating system items needed for the NTR rje system.
They include the following:
A du-11 driver for a single du-11.  The name of the device must be /dev/du.
Warning - the du-11 hardware must be modified to run at priority 7.

A mkconf.c which will make a system with a du-11 (c.c and l.s)

Other than installing the driver for the du-11 no other modifications are
needed for version 6 unix.
