int WINAPI GetTimeFormatW(LCID,DWORD,const SYSTEMTIME*,LPCWSTR,LPWSTR,int);
LANGID WINAPI GetUserDefaultLangID(void);
LCID WINAPI GetUserDefaultLCID(void);
+LANGID WINAPI GetUserDefaultUILanguage(void);
GEOID WINAPI GetUserGeoID(GEOCLASS);
BOOL WINAPI IsDBCSLeadByte(BYTE);
BOOL WINAPI IsDBCSLeadByteEx(UINT,BYTE);