--- krb5-appl-1.0~alpha1/bsd/kcmd.c.orig	2010-04-16 13:55:27.000000000 +0200
+++ krb5-appl-1.0~alpha1/bsd/kcmd.c	2010-04-16 13:55:38.000000000 +0200
@@ -643,6 +643,7 @@
     }
     else { /* Dummy write to signal no forwarding */
 	outbuf.length = 0;
+	outbuf.data=NULL;
 	status = write_message(s, &outbuf);
 	if (status)
 	  goto bad2;