Development with Windows SDK & DirectX SDK when Visual Studio 2008 is installedhttp://blogs.msdn.com/b/windowssdk/archive/2009/10/16/development-with-windows-sdk-directx-sdk-when-visual-studio-2008-is-installed.aspxThis article describes how to set VC directory paths in Visual Studio 2008 to ensure that the most recent version of rpcsal.h is found. This article applies ONLY to users of DirectX SDK releases November 2008 and older. When using DirectX SDK (March 2009en-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)