[SOLVED]Issues and build fail in xcode build process of unity-iphone

Update: These issues were solved by upgrading Mac system. Always check your Mac system support for xcode, IOS before you update them.

OriginalPost: Can anyone help to figure out why I get this issuses during XCode's unity-iPhone build process. That to in a Unity's file AppController.mm. It faild to build after listing all these issues. The issues are 'kUnityViewWillRotate' initialized and declared 'extern', 'kUnityViewDidRotate' initialized and declared 'extern' and Comparison between 'enum UIInterfceOrientation' and 'enum UIDeviceOrientation'.

My IOs version - 10.6.8 XCode - 4.0.2 Unity - 4.5.4f1