$NetBSD$

--- address.y.orig	1991-07-01 02:25:54.000000000 +0100
+++ address.y	2007-12-16 14:41:03.000000000 +0000
@@ -1,9 +1,15 @@
 %{
 #include <stdio.h>
 #include <signal.h>
+#include <string.h>
+#include <stdlib.h>
 #include "addr.h"
 #include "faces.h"
 
+static char * newstring2(char *a, char *b);
+static char * newstring3(char *a, char *b, char *c);
+static void yyerror(char *s);
+
 /*  @(#)address.y 1.4 91/05/06
  *
  *  Copyright (c) 1986, 1987, 1988, 1989, 1990, 1991, by:
