VS2012 C++ warning C4005: '__useHeader': macro redefinition

Question

While migrating an old C++ project from Visual Studio 6 up to Visual Studio 2012, we came across an odd set of warnings from inside the standard Microsoft platform headers:<

Answer 1

This is a resource compiler warning. The solution is easy. Right click on the .rc file in the solution explorer and choose Properties. Now go to Resources > General > Preprocessor Definitions, and add

%(PreprocessorDefinitions)