INT 2F - Kingswood TSR INTERFACE - REMOVAL CHECK

	AH = 39h
	BL = 01h
	AL = TSR ID number (01h-FFh) (see #02742)
Return: AL = status
	    00h not ready to be removed
	    FFh resident module may be removed by deassigning the interrupts
		  hooked by the TSR and deallocating the TSR's memory block
	AH,BX,CX,DX,ES may be destroyed
SeeAlso: AX=3900h,AH=39h/BL=00h