$OpenBSD: patch-src_flow-capture_c,v 1.2 2003/04/01 16:35:37 jakob Exp $
--- src/flow-capture.c.orig	Mon Feb 24 03:55:15 2003
+++ src/flow-capture.c	Tue Apr  1 18:24:41 2003
@@ -1190,7 +1190,7 @@ skip_pdu_decode:
           } else if (!n) { /* child */
 
             n = execl(post_rotate_exec, post_rotate_exec, cap_file.nname,
-                NULL);
+                (void *)NULL);
 
             if (n == -1) 
               fterr_err(1, "exec(%s)", post_rotate_exec);