$NetBSD: patch-af,v 1.1 2007/04/11 18:01:14 drochner Exp $

--- backend/ps/ps-interpreter.c.orig	2007-04-04 16:01:22.000000000 +0200
+++ backend/ps/ps-interpreter.c
@@ -30,6 +30,7 @@
 #include <stdlib.h>
 #include <sys/wait.h>
 #include <errno.h>
+#include <signal.h>
 
 #include "ps-interpreter.h"
 #include "ps.h"
