From dd939e95159ccaf01cf870421ab3f0b0796c077b Mon Sep 17 00:00:00 2001
From: chuntao hong <chuntao.hong@gmail.com>
Date: Tue, 9 Jun 2015 18:03:18 +0800
Subject: [PATCH] add PS_ROOT to configure.in.example

---
 configure.in.example | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.in.example b/configure.in.example
index dc98acad..dae3616b 100644
--- a/configure.in.example
+++ b/configure.in.example
@@ -29,6 +29,7 @@ BUILD_TESTS=0
 
 # whether building with PS
 BUILD_WITH_PS=0
+PS_ROOT=
 
 # whether build cpu-only version
 BUILD_CPU_ONLY=0