Apple's SUN_LEN is broken, override

src/node_net.cc

@@ -350,12 +350,11 @@ static Handle<Value> Connect(const Arguments& args) {
   return Undefined();
 }
 
-#if !defined(SUN_LEN)
+// Mac's SUN_LEN is broken
-# if defined(__APPLE__)
+#if defined(__APPLE__)
-#  define SUN_LEN(ptr) ((ptr)->sun_len-2)
+# define SUN_LEN(ptr) ((ptr)->sun_len-2)
-# else
+#elif !defined(SUN_LEN)
-#  define SUN_LEN(ptr) strlen((ptr)->sun_path)
+# define SUN_LEN(ptr) strlen((ptr)->sun_path)
-#endif
 #endif
 
 #define ADDRESS_TO_JS(info, address_storage) \