C# Signature:

        public enum CSIDL {
            CSIDL_DESKTOP           = 0x0000,    // <desktop>
            CSIDL_INTERNET          = 0x0001,    // Internet Explorer (icon on desktop)
            CSIDL_PROGRAMS          = 0x0002,    // Start Menu\Programs
            CSIDL_CONTROLS          = 0x0003,    // My Computer\Control Panel
            CSIDL_PRINTERS          = 0x0004,    // My Computer\Printers
            CSIDL_PERSONAL          = 0x0005,    // My Documents
            CSIDL_FAVORITES         = 0x0006,    // <user name>\Favorites
            CSIDL_STARTUP           = 0x0007,    // Start Menu\Programs\Startup
            CSIDL_RECENT            = 0x0008,    // <user name>\Recent
            CSIDL_SENDTO            = 0x0009,    // <user name>\SendTo
            CSIDL_BITBUCKET         = 0x000a,    // <desktop>\Recycle Bin
            CSIDL_STARTMENU         = 0x000b,    // <user name>\Start Menu
            CSIDL_MYDOCUMENTS           = 0x000c,    // logical "My Documents" desktop icon
            CSIDL_MYMUSIC           = 0x000d,    // "My Music" folder
            CSIDL_MYVIDEO           = 0x000e,    // "My Videos" folder
            CSIDL_DESKTOPDIRECTORY      = 0x0010,    // <user name>\Desktop
            CSIDL_DRIVES            = 0x0011,    // My Computer
            CSIDL_NETWORK           = 0x0012,    // Network Neighborhood (My Network Places)
            CSIDL_NETHOOD           = 0x0013,    // <user name>\nethood
            CSIDL_FONTS             = 0x0014,    // windows\fonts
            CSIDL_TEMPLATES         = 0x0015,
            CSIDL_COMMON_STARTMENU      = 0x0016,    // All Users\Start Menu
            CSIDL_COMMON_PROGRAMS       = 0X0017,    // All Users\Start Menu\Programs
            CSIDL_COMMON_STARTUP        = 0x0018,    // All Users\Startup
            CSIDL_COMMON_DESKTOPDIRECTORY   = 0x0019,    // All Users\Desktop
            CSIDL_APPDATA           = 0x001a,    // <user name>\Application Data
            CSIDL_PRINTHOOD         = 0x001b,    // <user name>\PrintHood

            CSIDL_LOCAL_APPDATA         = 0x001c,    // <user name>\Local Settings\Applicaiton Data (non roaming)

            CSIDL_ALTSTARTUP        = 0x001d,    // non localized startup
            CSIDL_COMMON_ALTSTARTUP     = 0x001e,    // non localized common startup
            CSIDL_COMMON_FAVORITES      = 0x001f,

            CSIDL_INTERNET_CACHE        = 0x0020,
            CSIDL_COOKIES           = 0x0021,
            CSIDL_HISTORY           = 0x0022,
            CSIDL_COMMON_APPDATA        = 0x0023,    // All Users\Application Data
            CSIDL_WINDOWS           = 0x0024,    // GetWindowsDirectory()
            CSIDL_SYSTEM            = 0x0025,    // GetSystemDirectory()
            CSIDL_PROGRAM_FILES         = 0x0026,    // C:\Program Files
            CSIDL_MYPICTURES        = 0x0027,    // C:\Program Files\My Pictures

            CSIDL_PROFILE           = 0x0028,    // USERPROFILE
            CSIDL_SYSTEMX86         = 0x0029,    // x86 system directory on RISC
            CSIDL_PROGRAM_FILESX86      = 0x002a,    // x86 C:\Program Files on RISC

            CSIDL_PROGRAM_FILES_COMMON      = 0x002b,    // C:\Program Files\Common

            CSIDL_PROGRAM_FILES_COMMONX86   = 0x002c,    // x86 Program Files\Common on RISC
            CSIDL_COMMON_TEMPLATES      = 0x002d,    // All Users\Templates

            CSIDL_COMMON_DOCUMENTS      = 0x002e,    // All Users\Documents
            CSIDL_COMMON_ADMINTOOLS     = 0x002f,    // All Users\Start Menu\Programs\Administrative Tools
            CSIDL_ADMINTOOLS        = 0x0030,    // <user name>\Start Menu\Programs\Administrative Tools

            CSIDL_CONNECTIONS           = 0x0031,    // Network and Dial-up Connections
            CSIDL_COMMON_MUSIC          = 0x0035,    // All Users\My Music
            CSIDL_COMMON_PICTURES       = 0x0036,    // All Users\My Pictures
            CSIDL_COMMON_VIDEO          = 0x0037,    // All Users\My Video

            CSIDL_CDBURN_AREA           = 0x003b    // USERPROFILE\Local Settings\Application Data\Microsoft\CD Burning
        }

VB Signature:

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

User-Defined Types:

None.

Alternative Managed API:

System.Enviroment.SpecialFolder

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Notes:

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Sample Code:

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