INT 60 - 3com, 10NET, Banyan VINES - UNLOCK                                     
	AH = 13h
	AL = drive number or 00h
	ES:SI = Ethernet address or 0000h:0000h
	DS:BX -> 31-byte ASCIZA NUL-terminated ASCII string.	The ASCIZ string "ABC" consists of the four bytes 41h, 42h, 43h, and 00h.  Unless otherwise specified, maximum lengths given in the interrupt list do not include the terminating NUL. semaphore name
Return: AL = status (see also #03314)
	    01h semaphore not locked
SeeAlso: AH=11h,AH=12h