郁闷啊，DEPHI

下面这一堆东西在DELPHI中为什么找不到？？？

Option Explicit
Type SHITEMID
cb As Long
abID As Byte
End Type

Type ITEMIDLIST
mkid As SHITEMID
End Type

Declare Function SHGetPathFromIDList Lib "shell32.dll" Alias "SHGetPathFromIDListA" (ByVal pidl As Long, ByVal pszPath As String) As Long
Declare Function SHGetSpecialFolderLocation Lib "shell32.dll" (ByVal hwndOwner As Long, ByVal nFolder As Long, pidl As ITEMIDLIST) As Long

Public Const NOERROR = 0
Public Const CSIDL_DESKTOP = &H0
Public Const CSIDL_PROGRAMS = &H2
Public Const CSIDL_CONTROLS = &H3
Public Const CSIDL_PRINTERS = &H4
Public Const CSIDL_PERSONAL = &H5
Public Const CSIDL_FAVORITES = &H6
Public Const CSIDL_STARTUP = &H7
Public Const CSIDL_RECENT = &H8
Public Const CSIDL_SENDTO = &H9
Public Const CSIDL_BITBUCKET = &HA
Public Const CSIDL_STARTMENU = &HB
Public Const CSIDL_DESKTOPDIRECTORY = &H10
Public Const CSIDL_DRIVES = &H11
Public Const CSIDL_NETWORK = &H12
Public Const CSIDL_NETHOOD = &H13
Public Const CSIDL_FONTS = &H14
Public Const CSIDL_TEMPLATES = &H15

Declare Function SHBrowseForFolder Lib "shell32.dll" Alias "SHBrowseForFolderA" (lpBrowseInfo As BROWSEINFO) As Long 'ITEMIDLIST

Public Type BROWSEINFO
hOwner As Long
pidlRoot As Long
pszDisplayName As String
lpszTitle As String
ulFlags As Long
lpfn As Long
lParam As Long
iImage As Long
End Type

Public Const BIF_RETURNONLYFSDIRS = &H1
Public Const BIF_DONTGOBELOWDOMAIN = &H2
Public Const BIF_STATUSTEXT = &H4
Public Const BIF_RETURNFSANCESTORS = &H8
Public Const BIF_BROWSEFORCOMPUTER = &H1000
Public Const BIF_BROWSEFORPRINTER = &H2000