$NetBSD$

--- src/exec/omake_exec.ml.orig	2006-12-08 22:52:01.000000000 +0000
+++ src/exec/omake_exec.ml
@@ -46,8 +46,6 @@ open Omake_exec_notify
 open Omake_options
 open Omake_command_type
 
-external sync : unit -> unit = "caml_sync"
-
 module Exec =
 struct
    (*
