Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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/*
File: QTLoadLibraryUtils.h
Copyright: <EFBFBD> 2002-2006 by Apple Computer, Inc., all rights reserved.
Set of utility functions for loading of QuickTime libraries, and finding of
the QuickTime directories.
*/
#ifndef __QTLOADLIBRARYUTILS__
#define __QTLOADLIBRARYUTILS__
#include <windows.h>
#ifdef __cplusplus
extern "C" {
#endif
// QuickTime version of LoadLibrary() which searches QT directories for DLLs.
extern HINSTANCE QTLoadLibrary(const char *szDLL);
// Simple routines to mimic GetSystemDirectory() as much as possible.
extern UINT GetQTSystemDirectoryA(LPSTR lpBuffer, UINT uSize);
extern UINT GetQTExtensionDirectoryA(LPSTR lpBuffer, UINT uSize);
extern UINT GetQTApplicationDirectoryA(LPSTR lpBuffer, UINT uSize);
extern UINT GetQTComponentDirectoryA(LPSTR lpBuffer, UINT uSize);
// be Unicode compatible in the next release of QuickTime
#define GetQTSystemDirectory GetQTSystemDirectoryA
#define GetQTExtensionDirectory GetQTExtensionDirectoryA
#define GetQTApplicationDirectory GetQTApplicationDirectoryA
#define GetQTComponentDirectory GetQTComponentDirectoryA
#ifdef __cplusplus
}
#endif
#define kQuickTimeKeyName "Software\\Apple Computer, Inc.\\QuickTime"
#define kQTAppsDirKeyName "InstallDir"
#define kQTSysDirKeyName "QTSysDir"
#define kQTExtDirKeyName "QTExtDir"
#define kQTComponentDirKeyName "QTComponentsDir"
#endif // !__QTLOADLIBRARYUTILS__