robitos return mode

term.clear()
term.setCursorPos(1,1)
term.write(os.getComputerID())
rednet.open("right")
while true do
local sender, message, protocol = rednet.receive()
if protocol == tostring(os.getComputerID()) then
if message == "forward" then
if turtle.forward() then
  rednet.send(sender, "true")
else
  rednet.send(sender, "false")
end
end
if message == "close" then
 rednet.close("right")
 break
end
if message == "left" then
turtle.turnLeft()
end
if message == "right" then
turtle.turnRight()
end
if message == "back" then
turtle.back()
end
if message == "up" then
turtle.up()
end
if message == "down" then
turtle.down()
end
if message == "dig" then
turtle.dig()
end
if message == "mine" then
turtle.dig()
end
if message == "place" then
turtle.place()
end
if message == "placeu" then
turtle.placeUp()
end
if message == "placed" then
turtle.placeDown()
end
if message == "mineu" then
turtle.digUp()
end
if message == "mined" then
turtle.digDown()
 end
end
end