INT 62 u - FGDRIVER v3.03 - "FG_DRAWMAP" - DISPLAY MODE-INDEPENDENT BIT MAP
        AX = 001Ch
        ES:BX -> bitmap (each set bit is pixel drawn in current color)
        CX = width of bitmap in bytes
        DX = height of bitmap in pixel rows
Note:   For FGDRIVER v1.10, this function was "FG_GETRGB" (see AX=0042h);
          "FG_DRAWMAP" was AX=0047h
SeeAlso: AX=0010h,AX=0022h,AX=002Ch,AX=0038h,AX=007Eh,AX=0085h

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