gistfile1.c

typedef struct _userSTGMEDIUM
{
   struct _STGMEDIUM_UNION
   {
      DWORD tymed;
      union
      {
         wireHMETAFILEPICT hMetaFilePict;
         wireHENHMETAFILE hHEnhMetaFile;
         GDI_OBJECT * hGdiHandle;
         wireHGLOBAL hGlobal;
         LPOLESTR lpszFileName;
         BYTE_BLOB * pstm;
         BYTE_BLOB * pstg;
      } __attribute__ ((gcc_struct)) u;
   } __attribute__ ((gcc_struct));
   IUnknown * pUnkForRelease;
} __attribute__ ((gcc_struct)) userSTGMEDIUM;