UniRoot

oldB = os.reboot
rFS = {}
for k,v in pairs(fs) do
  rFS[k] = v
end

function os.reboot()
  if rFS.exists("/startup") then
    file = rFS.open("/startup","r")
    f = file.readAll()
    file.close()
    rFS.delete("/startup")
    file = rFS.open("/startup","w")
    file.write("_G.rFS = {} for k,v in pairs(fs) do rFS[k] = v end \n")
    file.write(f)
    file.flush()
    file.close()
    return oldB()
  else
return false
    end
end