INT 62 u - FGDRIVER v3.03 - "FG_BOXDEPTH" - SET RECTANGLE BORDER WIDTH
        AX = 0007h
        BX = width of left and right edges in pixels (> 0)
        CX = width of top and bottom edges in pixels (> 0)
Note:   For FGDRIVER v1.10, this function was "FG_CURSOR" (see AX=0013h);
          "FG_BOXDEPTH" was AX=00A3h
SeeAlso: AX=0006h,AX=0008h

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