add missing header needed by str* and mem* functions

ok gilles@

diff --git a/usr.sbin/smtpd/smtp_session.c b/usr.sbin/smtpd/smtp_session.c
index ad1842f..34eac0f 100644 (file)
--- a/usr.sbin/smtpd/smtp_session.c
+++ b/usr.sbin/smtpd/smtp_session.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: smtp_session.c,v 1.210 2014/04/29 19:13:13 reyk Exp $ */
+/*     $OpenBSD: smtp_session.c,v 1.211 2014/05/17 20:07:54 chl Exp $  */
 
 /*
  * Copyright (c) 2008 Gilles Chehade <gilles@poolp.org>
@@ -36,6 +36,7 @@
 #include <resolv.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 #include <vis.h>