INT 62 u - FGDRIVER v4.02 - "FG_POINT" - DISPLAY A PIXEL
AX = 008Fh
BX = column
CX = row
Notes: the FGDRIVER functions are rearranged with each major release, but
their parameters do not change (see #03474 at AX=0000h)
This call is ignored in text modes
SeeAlso: AX=0006h,AX=001Dh,AX=004Dh,AX=0090h