From ebfcf94db36c3abde79a3587427a5a44397b441f Mon Sep 17 00:00:00 2001
From: hasegawa-jun <hasegawa.jun@dena.jp>
Date: Fri, 17 Apr 2015 10:08:00 +0900
Subject: [PATCH] make sure to call require()

---
 lib/appenders/smtp.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/appenders/smtp.js b/lib/appenders/smtp.js
index 6fa4b66..1ec1a0f 100644
--- a/lib/appenders/smtp.js
+++ b/lib/appenders/smtp.js
@@ -2,6 +2,7 @@
 var layouts = require("../layouts")
 , mailer = require("nodemailer")
 , os = require('os')
+, async = require('async')
 , unsentCount = 0
 , shutdownTimeout;