INT 13 - Enhanced Disk Drive Spec v3.0 - SEND PACKET COMMAND

	AX = 5001h
	DL = drive number
	ES:BX -> command packet (see #00284)
Return: CF clear if successful
	    AH = 00h
	CF set on error
	    AH = error code
Desc:	send data to and from a serial packet-oriented device, such as IEEE1394
	  and USB
SeeAlso: AH=41h"INT 13 Extensions",AH=4Eh