in cmd/ip-masq-agent-v2/ip-masq-agent.go [184:189]
func (m *MasqDaemon) osSyncConfig() error {
// the fakefs.FileSystem interface allows us to mock the fs from tests
// fakefs.DefaultFS implements fakefs.FileSystem using os.Stat and io/ioutil.ReadFile
var fs fakefs.FileSystem = fakefs.DefaultFS{}
return m.syncConfig(fs)
}