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

    public static extern bool SetPassword([MarshalAs(UnmanagedType.LPWStr)] string oldPassword, [MarshalAs(UnmanagedType.LPWStr)] string newPassword);

<DllImport("coredll", EntryPoint := "SetPassword")>

Public Shared Declare Function SetPassword Lib "coredll" Alias "SetPassword" (<MarshalAs(UnmanagedType.LPWStr)> oldPassword As String,<MarshalAs(UnmanagedType.LPWStr)> newPassword As String) As<MarshalAs(UnmanagedType.Bool)> Boolean

        KerbSetPasswordMessage = 11,

        KerbSetPasswordExMessage = 12,