code: func (lkct WindowsKernelCompatTester) IsCompatible() error {
  	_, err := hcsshim.HNSListPolicyListRequest()
  	if err != nil {
  		return fmt.Errorf("Windows kernel is not compatible for Kernel mode")
  	}
  	return nil
  }
docs: // IsCompatible returns true if winkernel can support this mode of proxy