$NetBSD: patch-dl,v 1.2 2009/12/10 20:35:58 abs Exp $

--- lib/libxview/notify/ndet.h.orig	1993-06-29 05:18:12.000000000 +0000
+++ lib/libxview/notify/ndet.h
@@ -17,6 +17,11 @@
 #ifndef	NDET_DEFINED
 #define	NDET_DEFINED
 
+#include <sys/param.h>
+#if (defined(BSD) && (BSD >= 199103))
+#include <signal.h>
+#endif
+
 /*
 ********************** Detector Loop Notes ****************************
 Here is some notes on the detector loop: