INT 16 - HP Vectra EX-BIOS - "F16_GET_MAPPING" - GET CURRENT KEY MAPPINGS
	AX = 6F05h
	ES:SI -> mapping buffer (see #00600)
Return: AH = 00h (successful)
	CX = 001Eh (number of bytes in buffer)
	ES:SI buffer filled
Note:	supported by the original HP Vectra ATIBM PC AT and ES/QS/RS series HP Vectras
SeeAlso: AX=6F04h,AX=6F06h