Windows compiles! (w/Visual Studio 2012) That's about all it does, but it's a start.

node/RateLimiter.hpp

@@ -29,8 +29,15 @@
 #define _ZT_RATELIMITER_HPP
 
 #include <math.h>
+
+#include "Constants.hpp"
 #include "Utils.hpp"
 
+#ifdef __WINDOWS__
+#define fmin(a,b) (((a) <= (b)) ? (a) : (b))
+#define fmax(a,b) (((a) >= (b)) ? (a) : (b))
+#endif
+
 namespace ZeroTier {
 
 /**