cmake US_HAVE_TR1_FUNCTION examples

MITK/MITK Modules/CppMicroServices/CMakeLists.txt :328

CHECK_CXX_SOURCE_COMPILES("#include <functional>\nint main() { std::tr1::function<int(void)> f(main); return 0; }"
                            US_HAVE_TR1_FUNCTION)

MITK/MITK Modules/CppMicroServices/CMakeLists.txt :334

unset(US_HAVE_TR1_FUNCTION CACHE)

MITK/MITK Modules/CppMicroServices/CMakeLists.txt :336

CHECK_CXX_SOURCE_COMPILES("#include <tr1/functional>\nint main() { std::tr1::function<int(void)> f(main); return 0; }"
                            US_HAVE_TR1_FUNCTION)