INT 10 - VESA SuperVGA BIOS (VBE) - GET SuperVGA INFORMATION

	AX = 4F00h
	ES:DI -> buffer for SuperVGA information (see #00077)
Return: AL = 4Fh if function supported
	AH = status
	    00h successful
		ES:DI buffer filled
	    01h failed
	    ---VBE v2.0---
	    02h function not supported by current hardware configuration
	    03h function invalid in current video mode
Desc:	determine whether VESA BIOS extensions are present and the capabilities
	  supported by the display adapter
SeeAlso: AX=4E00h,AX=4F01h,AX=7F00h"SOLLEX",AX=A00Ch
Index:	installation check;VESA SuperVGA