AUX                       Predefined Standard File                   pp 105


 Define:  AUX is the predefined text file for the AUX: device.

 Purpose: Input and Output via the operating system USER device.
          Assigned to COM1: on IBM and compatibles.

 Notes:   Use of Assign, Reset, ReWrite, and Close is illegal here.

          Reading and Writing from this file will effectively hang
          the system until a byte is available for Read, or a byte
          is transmitted for a Write.

          There is no status call for this file to inform the program
          when a byte is ready to Read, or ready to be written.