From f12614070fb233402062ccd30454b6d2247b7ac2 Mon Sep 17 00:00:00 2001
From: Yoshinori Matsunobu <yoshinori@fb.com>
Date: Mon, 6 Apr 2015 17:16:40 -0700
Subject: [PATCH] Fix TSAN build error of D36447

Summary:
D36447 caused build error when using COMPILE_WITH_TSAN=1.
This diff fixes the error.

Test Plan: jenkins

Reviewers: igor, sdong

Reviewed By: sdong

Subscribers: dhruba

Differential Revision: https://reviews.facebook.net/D36579
---
 db/db_bench.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/db/db_bench.cc b/db/db_bench.cc
index 5fed923c7..256c751cf 100644
--- a/db/db_bench.cc
+++ b/db/db_bench.cc
@@ -24,6 +24,7 @@ int main() {
 #include <numaif.h>
 #endif
 
+#include <unistd.h>
 #include <fcntl.h>
 #include <inttypes.h>
 #include <cstddef>