$OpenBSD: patch-filter_foomatic-rip_process_c,v 1.1 2013/12/12 14:46:53 ajacoutot Exp $
--- filter/foomatic-rip/process.c.orig	Thu Dec 12 08:38:04 2013
+++ filter/foomatic-rip/process.c	Thu Dec 12 08:38:21 2013
@@ -28,6 +28,7 @@
 #include <sys/wait.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <signal.h> /* kill(2) */
 
 int kidgeneration = 0;
 
