hi-res timer commit broke FreeBSD. This attempts to go back to the

old code for FreeBSD.

src/misc.c

@@ -750,11 +750,11 @@ murmur_hash64(const void *key, int len, uint32_t seed)
 
   return h;
 }
-
 #else
 # error Platform not supported
 #endif
 
+#if defined(__linux__)
 int
 clock_gettime_with_res(clockid_t clock_id, struct timespec *tp, struct timespec *res)
 {
@@ -805,3 +805,4 @@ timespec_cmp(struct timespec time1, struct timespec time2)
   else
     return 0;
 }
+#endif /* __linux__ */