INT 2F - JAM.SYS v1.10+ - "GetInfo" - GET COMPRESSED DRIVE INFORMATION
	AX = 5201h
	DL = compressed drive number (0-default, 1-A:, etc.)
	DS:BX -> buffer for JAMINFO structure (see #02831,#02832)
Return: AH = status (00h,01h) (see #02835)
SeeAlso: AX=5200h