rename ifTransparent to ifColorKey
This should make the name less confusing.
However this image-flag will possibly be dropped completely.
// Common/MyInitGuid.h
#ifndef __COMMON_MYINITGUID_H
#define __COMMON_MYINITGUID_H
#ifdef _WIN32
#include <initguid.h>
#else
#define INITGUID
#include "MyGuidDef.h"
DEFINE_GUID(IID_IUnknown,
0x00000000, 0x0000, 0x0000, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46);
#endif
#endif