C#相当于VB DLL函数声明(InternetSetOption)?

什么是这个VB代码的C#等价物?

Private Declare Auto Function InternetSetOption Lib "wininet.dll" (ByVal hInternet As IntPtr, ByVal dwOption As Integer, ByVal lpBuffer As IntPtr, ByVal lpdwBufferLength As Integer) As Boolean 

这是 :

 [DllImport("wininet.dll", SetLastError = true, CharSet = CharSet.Auto)] public static extern bool InternetSetOption( IntPtr hInternet, int dwOption, IntPtr lpBuffer, int dwBufferLength );