From 9766ab7cd5d31352d93b712a395d611805554dc7 Mon Sep 17 00:00:00 2001
From: Andrew Gallagher <agallagher@fb.com>
Date: Fri, 29 Jun 2012 16:47:49 -0700
Subject: [PATCH] folly: get building with gcc-4.7.1

Summary:
A lot of libstdc++-4.7 headers dropped includes of unistdc.h, so
we'll probably see more of these.

Test Plan: built folly

Reviewed By: simpkins@fb.com

FB internal diff: D508871
---
 folly/experimental/EventCount.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/folly/experimental/EventCount.h b/folly/experimental/EventCount.h
index df148648..3316fbf9 100644
--- a/folly/experimental/EventCount.h
+++ b/folly/experimental/EventCount.h
@@ -17,6 +17,7 @@
 #ifndef FOLLY_EXPERIMENTAL_EVENTCOUNT_H_
 #define FOLLY_EXPERIMENTAL_EVENTCOUNT_H_
 
+#include <unistd.h>
 #include <syscall.h>
 #include <linux/futex.h>
 #include <sys/time.h>
-- 
2.34.1