INT 62 u - FGDRIVER v3.03 - "FG_SETCLIP" - SET CLIPPING REGION
        AX = 008Ch
        BX = left edge of clipping region
        CX = right edge of clipping region
        DX = top edge of clipping region
        SI = bottom edge of clipping region
Note:   For FGDRIVER v1.10, this function was "FG_MUSIC" (see AX=006Ah);
          "FG_SETCLIP" was AX=0029h
SeeAlso: AX=000Fh,AX=001Dh,AX=002Ah,AX=0086h,AX=00A5h

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