BIOS / Int / Int 60 / 12

                            INT 60 - 10-NET - LOCK

Input			Output
AX	12h	Drive No or 0		Status	AX
					BX
CX					CX
ES:DI	Ethernet Address or Zero				DX
DS:BX	31 byte ASCIIZ semaphore name				CF

Note:   Unlike function 11h, this function returns immediately.