[DllImport("coredll", EntryPoint = "CheckPassword")]

    public static extern bool CheckPassword([MarshalAs(UnmanagedType.LPWStr)] string password);

<DllImport("coredll", EntryPoint := "CheckPassword")> _

Public Shared Declare Function CheckPassword Lib "coredll" Alias "CheckPassword" (<MarshalAs(UnmanagedType.LPWStr)> password As String) As<MarshalAs(UnmanagedType.Bool)> Boolean