From 5ea716d89508747c90035532754952cd3b5f4abf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johan=20Bergstr=C3=B6m?= <bugs@bergstroem.nu>
Date: Tue, 13 Jan 2015 13:52:44 +1100
Subject: [PATCH] build: initialize variable before use

found with make --warn-undefined-variables

PR-URL: https://github.com/iojs/io.js/pull/320
Reviewed-By: Rod Vagg <rod@vagg.org>
---
 Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile b/Makefile
index c2b46ff6e0562f..792ec1139d486e 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,7 @@ NODE_G_EXE = iojs_g$(EXEEXT)
 # or set the V environment variable to an empty string.
 V ?= 1
 
+USE_NINJA ?= 0
 ifeq ($(USE_NINJA),1)
 ifneq ($(V),)
 NINJA := $(NINJA) -v