INT 17 - INSET - INITIALIZE LINKED MODE
        AX = CD04h
        ES:SI -> FAR routine for linked mode
Return: CX = 07C2h
Note:   calling sequence for linked-mode routine
        AL = 00h send character in BL to printer
           = 01h send CX bytes from DS:DX to printer
           = 02h move print head to horizontal starting position of image
        return code for linked-mode routine:
        AX = 0000h success
           = 0001h failure
SeeAlso: AX=CD02h,AX=CD08h

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