@@ -103,11 +103,12 @@
 #if defined(__APPLE__)
 # include <TargetConditionals.h>
 # if (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) || \
     (defined(TARGET_OS_SIMULATOR) && TARGET_OS_SIMULATOR)
 #  define OF_IOS
-# else
+# endif
+# if defined(TARGET_OS_MAC) && TARGET_OS_MAC
 #  define OF_MACOS
 # endif
 #elif defined(__linux__)
 # define OF_LINUX
 #elif defined(_WIN32)