INT 2F - License Service API - UPDATE

	AX = 7003h
	CX = license server index (0000h to 001Fh)
	DS:DX -> SLSUPDATE structure (see #02853)
	ES:BX = provider specific handle for the license context
Return: AL = status
	    00h not installed
	    FFh installed
SeeAlso: AX=7004h,AX=7005h