INT 62 u - FGDRIVER v3.03 - "FG_FADEIN" - FADE IN HIDDEN PAGE
        AX = 0027h
        BX = delay (0000h = fastest possible fade-in)
Notes:  For FGDRIVER v1.10, this function was "FG_DASH" (see AX=0014h);
          "FG_FADEIN" was AX=0064h
        The current hidden page is copied to the current visible page in small
          random sections to produce a fade-in effect
        This call is ignored in text modes
SeeAlso: AX=0026h,AX=0028h,AX=0029h

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