tns doctor command result

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation.  All rights reserved.

C:\Windows\System32>cd..

C:\Windows>tns doctor
WARNING: You can work with iOS only on Mac OS X systems.
To be able to work with iOS devices and projects, you need Mac OS X Mavericks or
 later.

These warnings are just used to help the NativeScript maintainers with debugging
 if you file an issue.
Please ignore them if everything you use NativeScript for is working fine.


C:\Windows>