INT 2D - dLite 1.0+ - CHECK FOR dPressed FILE AND GET ORIGINAL SIZE

	AL = 11h
	AH = AMIS multiplex number for dLite
	BX = file handle
Return: CF clear if successful
	    DX:AX = size of uncompressed file
	CF set on error (not dPressed file)
SeeAlso: AL=10h"dLite",AL=12h"dLite"