A friend showed me a trick where he typed a couple of assembly instructions in debug.com to change the DOS AUX device to something like BUX. That allowed creati

A friend showed me a trick where he typed a couple of assembly instructions in debug.com to change the DOS AUX device to something like BUX. That allowed creating or accessing an AUX directory. The converse assembly instructions would restore the AUX device and completely hide the AUX directory.