File list (Check if you may need any files):
4XDDEClient
...........\4XDDEClient
...........\...........\4XDDEClient.csproj
...........\...........\bin
...........\...........\...\Debug
...........\...........\...\Release
...........\...........\Form1.cs
...........\...........\Form1.Designer.cs
...........\...........\Form1.resx
...........\...........\NDde.dll
...........\...........\obj
...........\...........\Program.cs
...........\...........\Properties
...........\...........\..........\AssemblyInfo.cs
...........\...........\..........\Resources.Designer.cs
...........\...........\..........\Resources.resx
...........\...........\..........\Settings.Designer.cs
...........\...........\..........\Settings.settings
...........\4XDDEClient.sln