From 90774dd47b5f6f5a6f682675539c4b951fd785b5 Mon Sep 17 00:00:00 2001
From: Amaury Forgeot d'Arc <amauryfa@gmail.com>
Date: Tue, 5 Oct 2010 22:15:37 +0000
Subject: [PATCH] #9060 Let platforms without dup2() compile the replacement
 fonction without error.

---
 Python/dup2.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Python/dup2.c b/Python/dup2.c
index ba7413a0ca7..2579afd443d 100644
--- a/Python/dup2.c
+++ b/Python/dup2.c
@@ -12,6 +12,7 @@
  */
 
 #include <fcntl.h>
+#include <unistd.h>
 
 #define BADEXIT -1