Code:
typedef GUID CLSID;
typedef CLSID *LPCLSID;
typedef IID *LPIID;
typedef IID *REFIID;
typedef CLSID *REFCLSID;
typedef GUID FMTID;
typedef FMTID *REFFMTID;
typedef unsigned long error_status_t;
#define uuid_t UUID
typedef unsigned long PROPID;
#ifndef _REFGUID_DEFINED
#if defined (__cplusplus) && !defined (CINTERFACE)
#define REFGUID const GUID&
#define REFIID const IID&
#define REFCLSID const CLSID&
#define REFFMTID const FMTID&
#else
#define REFGUID const GUID* const
#define REFIID const IID* const
#define REFCLSID const CLSID* const
#define REFFMTID const FMTID* const
#endif
#define _REFGUID_DEFINED
#define _REFIID_DEFINED
#define _REFCLSID_DEFINED
#define _REFFMTID_DEFINED
#endif
#ifndef GUID_SECTION
Here is part of the basetyps.h file
By the way, I do not understand this mutual macros ... and all one if I thought, Yab did not know what to rule.