INT 2F - License Service API - GET ERROR

	AX = 7004h
	CX = license server index (0000h to 001Fh)
	DS:DX -> SLSGETERROR structure (see #02854)
	ES:BX = provider specific handle for the license context
Return: AL = status
	    00h not installed
	    FFh installed
SeeAlso: AX=7000h,AX=7001h