--- a/src/exec/omake_exec.ml	2006-12-08 22:52:01.000000000 +0000
+++ b/src/exec/omake_exec.ml	2008-12-05 20:12:17.000000000 +0000
@@ -42,8 +42,6 @@
 open Omake_options_type
 open Omake_command_type
 
-external sync : unit -> unit = "caml_sync"
-
 module Exec =
 struct
    (*
