extern "C" __declspec( dllimport ) __stdcall BOOL EP_RegKeyRegisterBeforeDate( int* Year, int* Month, int* Day );

function EP_RegKeyRegisterBeforeDate( var Year, Month, Day : Cardinal) : boolean; stdcall;

Public Declare Function EP_RegKeyRegisterBeforeDate Lib "enigma_ide.dll" (ByRef Year As Long, ByRef Month As Long, ByRef Day As Long) As Byte

public class Enigma_IDE
{
    [DllImport("enigma_ide.dll", CallingConvention = CallingConvention.StdCall)]
    public static extern bool EP_RegKeyRegisterBeforeDate(ref Int32 Year, ref Int32 Month, ref Int32 Day);
}