extern "C" __declspec( dllimport ) __stdcall int EP_EnigmaVersion();

function EP_EnigmaVersion : Cardinal;

Public Declare Function EP_EnigmaVersion Lib "enigma_ide.dll" () As Long

public class Enigma_IDE
{
    [DllImport("enigma_ide.dll", CallingConvention = CallingConvention.StdCall)]
    public static extern int EP_EnigmaVersion();
}