the environment block in your C++ project settings MSDN – Working with Project Properties MSDN – Working with Project Properties MSDN – Working with Project Properties Working with Project Properties, MSDN http://msdn.microsoft.com/en-us/library/669zx6zc.aspx https://msdn.microsoft.com/en-us/library/669zx6zc.aspx MSDN – Working with Project Properties MSDN – Working with Project Properties MSDN page Visual Studio project properties https://msdn.microsoft.com/en-us/library/669zx6zc.aspx здесь