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. - EN/DISABLE TALL FONT LOADING
	AX = 5F5Eh
	BL = new state of tall-font loading
	    00h enable loading	of 8x19/30/32 fonts
	    01h disable loading of 8x19/30/32 fonts
Return: AL = 5Fh if function supported
	    AH = status
		00h unsuccessful
		01h successful
Note:	when tall fonts are enabled, the fonts are stretched by duplicating
	  scan lines as appropriate to convert an 8x16 font to the proper
	  height (scan lines 1/9/12 [8x19] or 2-15 [8x30] or all [8x32])
SeeAlso: AX=5F5Ch,AX=5F5Fh