// if the /OPT:REF linker option is used. We defined a macro as this is a \r
// a non standard extension\r
//\r
-#if _MSC_EXTENSIONS\r
+#if defined(_MSC_EXTENSIONS)\r
#define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)\r
#else\r
#define GLOBAL_REMOVE_IF_UNREFERENCED\r
#endif\r
\r
-#ifndef MDE_CPU_IPF\r
+#if !defined(MDE_CPU_IPF)\r
#define MDE_CPU_IPF\r
#endif\r
\r