BOOL
HexStringToDword(
    LPCWSTR lpsz,
    DWORD * RetValue,
    int cDigits,
    WCHAR chDelim
    );

BOOL
wUUIDFromString(
    LPCWSTR lpsz,
    LPGUID pguid
    );

BOOL
wGUIDFromString(
    LPCWSTR lpsz,
    LPGUID pguid
    );

DWORD
EnablePrivilege(
    LPCTSTR pszPrivilege
    );