INT 10 - Chips & Technologies Extended BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware.  The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. - HORIZONTAL COMPENSATION
	AX = 5F5Fh
	BL = horizontal compensation type
	    00h none
	    01h automatic centering
	    02h set centering register
		DL = centering value
	    03h non-automatic centering
	    04h enable text compression (force 8xN fonts)
	    05h disable text compression (allow 9xN fonts)
	    06h enable auto doubling
	    07h disable auto doubling
	    0Fh disable all horizontal and vertical compensation
Return: AL = 5Fh if function supported
	    AH = status
		00h unsuccessful
		01h successful
SeeAlso: AX=5F50h,AX=5FA0h