Functions in the Operating System API:
os.version()
os.computerID()
os.run( environment, programpath, arguments )
os.loadAPI( path )
os.unloadAPI( name )
os.pullEvent()
os.queueEvent( event, args )
os.clock()
os.startTimer( timeout )
os.sleep( timeout )
os.time()
os.setAlarm( time )
os.shutdown()
os.reboot()
Type "help events" to learn about the event system.