[C++] Read text from site

[Pr3NX3R]

How i convert this to c++ ?

Dim request As System.Net.HttpWebRequest = System.Net.HttpWebRequest.Create("http://h1.ripway.com/TeachMeComputer/currentversion.txt")
        Dim response As System.Net.HttpWebResponse = request.GetResponse()

        Dim sr As System.IO.StreamReader = New System.IO.StreamReader(response.GetResponseStream())

        Dim newestversion As String = sr.ReadToEnd()
        Dim currentversion As String = Application.ProductVersion

        If newestversion.Contains(currentversion) Then
            MessageBox.Show("You have the current version")
        Else
            MessageBox.Show("Newer version available")
        End If