private static bool IsTargetFrameworkValidOnCurrentOS(AssemblyDefinition assembly)
 {
   if (Environment.OSVersion.Platform != PlatformID.Win32NT)
     return (!assembly.get_HasCustomAttributes() ? 0 : (((IEnumerable<CustomAttribute>) assembly.get_CustomAttributes()).Any<CustomAttribute>((Func<CustomAttribute, bool>) (attr => APIUpdaterHelper.TargetsWindowsSpecificFramework(attr))) ? 1 : 0)) == 0;
   return true;
 }