$NetBSD: patch-ag,v 1.2 2007/07/18 11:25:20 tnn Exp $

--- src/shred.c.orig	2007-03-18 22:36:43.000000000 +0100
+++ src/shred.c
@@ -316,7 +316,9 @@ dosync (int fd, char const *qname)
       return -1;
     }
 
+#if HAVE_SYNC
   sync ();
+#endif
   return 0;
 }