$NetBSD: patch-ah,v 1.1 2003/09/23 19:26:02 tron Exp $

--- ddd/sigName.C.orig	Sat May 24 17:27:12 2003
+++ ddd/sigName.C	Tue Sep 23 21:10:37 2003
@@ -43,6 +43,12 @@
 #include "strclass.h"
 #include "sigName.h"
 
+#if HAVE_UNISTD_H
+extern "C" {
+#include <unistd.h>
+}
+#endif
+
 #if HAVE_STRSIGNAL && !HAVE_STRSIGNAL_DECL
 extern "C" const char *strsignal(int signo);
 #endif