From 9534243f6849d1938195c1f27adaa5745056f138 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Fri, 21 Apr 2017 16:22:20 +0200
Subject: Include required system headers.

---
 source/fitz/harfbuzz.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'source/fitz/harfbuzz.c')

diff --git a/source/fitz/harfbuzz.c b/source/fitz/harfbuzz.c
index 319e2b65..d2ff3bf5 100644
--- a/source/fitz/harfbuzz.c
+++ b/source/fitz/harfbuzz.c
@@ -7,6 +7,8 @@
 
 #include "hb.h"
 
+#include <assert.h>
+
 /* Harfbuzz has some major design flaws.
  *
  * It is utterly thread unsafe. It uses statics to hold
-- 
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