From 154b43a9b7c6be8911bf98ca5f65ed62210d2d24 Mon Sep 17 00:00:00 2001
From: Zachary Turner <zturner@google.com>
Date: Fri, 3 Mar 2017 17:24:55 +0000
Subject: [PATCH] Add #include for unistd.h on Linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296890 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/Unix/Threading.inc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Support/Unix/Threading.inc b/lib/Support/Unix/Threading.inc
index d697f5b62bc..232b1db6cdc 100644
--- a/lib/Support/Unix/Threading.inc
+++ b/lib/Support/Unix/Threading.inc
@@ -30,6 +30,7 @@
 #endif
 
 #if defined(__linux__)
+#include <unistd.h>
 #include <sys/syscall.h>
 #endif
 
-- 
2.50.1