在vc6.0中只定义了一下的nFolder,其他的按照以上数字代表需自己手动添加定义：
#define CSIDL_DESKTOP 0x0000
#define CSIDL_INTERNET 0x0001
#define CSIDL_PROGRAMS 0x0002
#define CSIDL_CONTROLS 0x0003
#define CSIDL_PRINTERS 0x0004
#define CSIDL_PERSONAL 0x0005
#define CSIDL_FAVORITES 0x0006
#define CSIDL_STARTUP 0x0007
#define CSIDL_RECENT 0x0008
#define CSIDL_SENDTO 0x0009
#define CSIDL_BITBUCKET 0x000a
#define CSIDL_STARTMENU 0x000b
#define CSIDL_DESKTOPDIRECTORY 0x0010
#define CSIDL_DRIVES 0x0011
#define CSIDL_NETWORK 0x0012
#define CSIDL_NETHOOD 0x0013
#define CSIDL_FONTS 0x0014
#define CSIDL_TEMPLATES 0x0015
#define CSIDL_COMMON_STARTMENU 0x0016
#define CSIDL_COMMON_PROGRAMS 0X0017
#define CSIDL_COMMON_STARTUP 0x0018
#define CSIDL_COMMON_DESKTOPDIRECTORY 0x0019
#define CSIDL_APPDATA 0x001a
#define CSIDL_PRINTHOOD 0x001b
#define CSIDL_ALTSTARTUP 0x001d // DBCS
#define CSIDL_COMMON_ALTSTARTUP 0x001e // DBCS
#define CSIDL_COMMON_FAVORITES 0x001f
#define CSIDL_INTERNET_CACHE 0x0020
#define CSIDL_COOKIES 0x0021
#define CSIDL_HISTORY 0x0022