fixed a type inconsistency: forced the result of get_nanoseconds() to
double before the division by 1000.
Index: supercollider/server/supernova/utilities/time_tag.hpp
===================================================================
--- supercollider.orig/server/supernova/utilities/time_tag.hpp
+++ supercollider/server/supernova/utilities/time_tag.hpp
@@ -229,7 +229,7 @@ public:
 #ifdef BOOST_DATE_TIME_POSIX_TIME_STD_CONFIG
         time_duration offset = seconds(get_secs() - ntp_offset) + nanoseconds(get_nanoseconds());
 #else
-        time_duration offset = seconds(get_secs() - ntp_offset) + microseconds(get_nanoseconds()/1000);
+        time_duration offset = seconds(get_secs() - ntp_offset) + microseconds((long) get_nanoseconds()/1000);
 #endif
         return ptime(base, offset);
     }