// define main platform keywords
// ============================================================================
-#if defined(WIN32) || defined(_WIN32)
-#define PLATFORM_WIN32
+#if defined(WIN32) || defined(_WIN32) || defined(_WIN64)
+#define PLATFORM_WINDOWS
#define PLATFORM_STRING "Windows"
#else
#define PLATFORM_UNIX
#endif
#if defined(__APPLE__) && defined(__MACH__)
-#define PLATFORM_MACOSX
+#define PLATFORM_MAC
#undef PLATFORM_STRING
#define PLATFORM_STRING "Mac"
#endif