From 8c78b18e587ab2d87f459ec6f32b729df89f8ceb Mon Sep 17 00:00:00 2001
From: anseki <anseki@users.noreply.github.com>
Date: Wed, 27 Apr 2016 22:57:16 +0900
Subject: [PATCH] Use `Buffer.alloc` if it is available.

---
 lib/readline-sync.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/readline-sync.js b/lib/readline-sync.js
index 35fcb3a..722426f 100644
--- a/lib/readline-sync.js
+++ b/lib/readline-sync.js
@@ -361,7 +361,11 @@ function _readlineSync(options) {
       input = tryExt();
       return;
     }
-    buffer = new Buffer((reqSize = options.keyIn ? 1 : options.bufferSize));
+    if (Buffer.alloc) {
+      buffer = Buffer.alloc((reqSize = options.keyIn ? 1 : options.bufferSize));
+    } else {
+      buffer = new Buffer((reqSize = options.keyIn ? 1 : options.bufferSize));
+    }
 
     if (options.keyIn && options.limit) {
       limit = new RegExp('[^' + options.limit + ']',