public enum CSIDL {

Declare Function CSIDL  Lib "shell32.dll" (TODO) As TODO

    /// CSIDL values provide a unique system-independent way to identify special folders used frequently by applications,

    /// A CSIDL is used in conjunction with one of four Shell functions, SHGetFolderLocation, SHGetFolderPath,

    /// The remaining CSIDLs correspond to either file system folders or virtual folders. Where the CSIDL

    internal enum CSIDL :int

        /// Version 5.0. Combine this CSIDL with any of the following CSIDLs to force the creation of the associated folder.

        /// A typical path is C:\Documents and Settings\username\Application Data. This CSIDL is supported by the

Declare Function CSIDL Lib "shell32.dll" (TODO) As TODO

        // This CSIDL is supported by the redistributable Shfolder.dll

        // Version 5.0. Combine this CSIDL with any of the following CSIDLs

    public enum SpecialFolderCSIDL : int

    /// <param name="folder">The special folder's CSIDL enumeration</param>

    public static string GetSpecialFolder(SpecialFolderCSIDL folder)

        Dim CplCsidl As CSIDL = CSIDL.CONTROLS

        Dim pcCsidl As CSIDL = CSIDL.DRIVES

static extern int SHGetSpecialFolderLocation(IntPtr hwndOwner, CSIDL nFolder,

        static extern int SHGetSpecialFolderLocation(IntPtr hwndOwner, CSIDL nFolder, ref IntPtr ppidl);

        public enum CSIDL

    Public Shared Function SpecialFolderPathSH32(csidl As Integer, _

        If csidl <> CInt(Environment.SpecialFolder.MyComputer) _

            If csidl = 12 Then ' !!! MYDOCUMENTS

            ElseIf csidl = 17 Then ' !!! MYCOMPUTER

enum CSIDL {

    void FolderIdFromCsidl ( [In] int nCsidl, out Guid pfid );

    void FolderIdToCsidl ( [In] ref Guid rfid, out int pnCsidl );

    void FolderIdFromCsidl ( [In] int nCsidl, out Guid pfid );

    void FolderIdToCsidl ( [In] ref Guid rfid, out int pnCsidl );