Compatibility: 1.0+
Expects: AH    09H
DS:DX address of a string terminated with a '$' (ASCII 24H)
                                                                  
Returns: none
                                                                  
Info: The string, up to the terminating character '$' is sent to the

Backspaces are handled as in the 02H Display Char function.

The Normal procedure for displaying a 'newline' is to embed a
CR/LF pair (ASCII 0dH followed by ASCII 0aH) in the string.

Strings containing '$' may be printed via 40H Write File (BX=0).

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DOS Fn 09H: Display String