1.1 --- a/src/Pure/Concurrent/ROOT.ML	Thu Dec 11 21:31:42 2008 +0100
     1.2 +++ b/src/Pure/Concurrent/ROOT.ML	Thu Dec 11 22:25:39 2008 +0100
     1.3 @@ -4,7 +4,7 @@
     1.4  Concurrency within the ML runtime.
     1.5  *)
     1.6  
     1.7 -val future_scheduler = ref false;
     1.8 +val future_scheduler = ref true;
     1.9  
    1.10  use "simple_thread.ML";
    1.11  use "synchronized.ML";