add: error ("area::setProtection unlocked\n");
context: 		status_t setProtection(int areaID,protectType prot) {			status_t retVal;			lock();			area *myArea=findArea(areaID);			if (myArea)				retVal= myArea->setProtection(prot);			else				retVal= B_ERROR;			unlock();			return retVal;		}