fix issues that Libinfo call to mDNSResponder on main thread, this may freeze the app
Merge commit '8a9733892a329ad9f3f2e648f2caf448318b3b26' into develop

* commit '8a9733892a329ad9f3f2e648f2caf448318b3b26':
  fix issues that Libinfo call to mDNSResponder on main thread, this may freeze the app