From 5bc0cda179bca452145d4523eeba415986edb6e3 Mon Sep 17 00:00:00 2001
From: Garret Rieger <grieger@google.com>
Date: Fri, 2 Feb 2018 17:49:14 -0800
Subject: [PATCH] Add missing unistd header to hb-subset.

---
 util/hb-subset.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/util/hb-subset.cc b/util/hb-subset.cc
index f5e8aaf3e..3dda92194 100644
--- a/util/hb-subset.cc
+++ b/util/hb-subset.cc
@@ -25,6 +25,8 @@
  * Google Author(s): Garret Rieger, Rod Sheeter
  */
 
+#include <unistd.h>
+
 #include "main-font-text.hh"
 
 /*