fixed the broken float en/decoder, caused by dead detector 'TARGET_OS_IPHONE'.

al11090 · al11090 · commit bab3eea3a86f · 2016-02-29T02:22:58.000+09:00
diff --git a/include/msgpack/sysdep.h b/include/msgpack/sysdep.h
@@ -186,4 +186,8 @@
 #  define inline __inline
 #endif
 
+#ifdef __APPLE__
+#  include <TargetConditionals.h>
+#endif
+
 #endif /* msgpack/sysdep.h */
