INT 21 - DOS 3.1+ network - SET PRINTER MODE
        AX = 5E04h
        BX = redirection list index (see AX=5F02h)
        DX = mode
            bit 0: set if binary, clear if text (tabs expanded to blanks)
Return: CF set on error
            AX = error code (see AH=59h)
        CF clear if successful
Note:   calls INT 2F/AX=111Fh with 5E04h on stack
SeeAlso: AX=5E05h"DOS",INT 2F/AX=111Fh

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