Should DWORD map to int or uint?

Question

When translating the Windows API (including data types) into P/Invoke, should I replace DWORD with int or uint?

It\'s normally unsigned, but I

Answer 1

Sadly,read Registry must use int otherwise throw exception.this microsoft code:

private static void Get45or451FromRegistry()
{
    using (RegistryKey ndpKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32).OpenSubKey("SOFTWARE\\Microsoft\\NET Framework Setup\\NDP\\v4\\Full\\")) {
        if (ndpKey != null && ndpKey.GetValue("Release") != null) {
            Console.WriteLine("Version: " + CheckFor45DotVersion((int) ndpKey.GetValue("Release")));
        }
      else {
         Console.WriteLine("Version 4.5 or later is not detected.");
      } 
    }
}

although release is REG_DWORD