$OpenBSD: patch-process_c,v 1.1 2010/04/18 09:04:36 ajacoutot Exp $
--- process.c.orig	Sun Apr 18 10:57:34 2010
+++ process.c	Sun Apr 18 10:57:43 2010
@@ -28,6 +28,7 @@
 #include <sys/wait.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <signal.h>
 
 int kidgeneration = 0;
 
