anchor.diff:  /obj/machinery/door/airlock/Destroy()
   	qdel(wires)
   	wires = null
  +	if (cyclelinkedairlock)
  +		if (cyclelinkedairlock.cyclelinkedairlock == src)
  +			cyclelinkedairlock.cyclelinkedairlock = null
  +		cyclelinkedairlock = null
   	if(id_tag)
   		for(var/obj/machinery/doorButtons/D in machines)
   			D.removeMe(src)
  
positive.code: 	if(glass)
  		airlock_material = "glass"
  	update_icon()
  
  /obj/machinery/door/airlock/lock()
  	bolt()
  
negative.code: 			user.staminaloss += 50
  			user.stunned += 5
  			return
  	if (cyclelinkedairlock)
  		if (!emergency && allowed(user))
  			addtimer(cyclelinkedairlock, "close", 0)
  	..()
  
  
  /obj/machinery/door/airlock/proc/isElectrified()
  	if(src.secondsElectrified != 0)
  