From 539df61193f2452ddeb74999f0ae301d7a7318cc Mon Sep 17 00:00:00 2001
From: Mans Rullgard <mans@mansr.com>
Date: Thu, 21 Jun 2012 16:33:36 +0100
Subject: [PATCH] log: include unistd.h only when needed

The only symbol this file uses from unistd.h is isatty().  By
including the header only when this function is used, the file
can be built on systems without unistd.h (which presumably also
lack isatty).

Signed-off-by: Mans Rullgard <mans@mansr.com>
---
 libavutil/log.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavutil/log.c b/libavutil/log.c
index 5e841296bb..e4a9fec552 100644
--- a/libavutil/log.c
+++ b/libavutil/log.c
@@ -24,7 +24,11 @@
  * logging functions
  */
 
+#include "config.h"
+
+#if HAVE_ISATTY
 #include <unistd.h>
+#endif
 #include <stdlib.h>
 #include "avstring.h"
 #include "avutil.h"