diff --git a/kexdhc.c b/kexdhc.c
index 9d123e7..bf875ae 100644
--- a/kexdhc.c
+++ b/kexdhc.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kexdhc.c,v 1.8 2006/08/01 23:22:47 stevesk Exp $ */
+/* $OpenBSD: kexdhc.c,v 1.9 2006/08/03 03:34:42 deraadt Exp $ */
 /*
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
  *
@@ -25,11 +25,16 @@
 
 #include "includes.h"
 
+#include <sys/types.h>
+
 #include <stdio.h>
 #include <string.h>
+#include <signal.h>
 
 #include "xmalloc.h"
+#include "buffer.h"
 #include "key.h"
+#include "cipher.h"
 #include "kex.h"
 #include "log.h"
 #include "packet.h"