From 66a7013c5cc85b84347f93c0d6e61594d230985a Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Mon, 9 Dec 1996 18:46:58 +0000
Subject: [PATCH] Include unistd.h to keep gcc -Wall happy.

---
 Modules/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Modules/main.c b/Modules/main.c
index 2a8bbdeb8f..c8b583a455 100644
--- a/Modules/main.c
+++ b/Modules/main.c
@@ -33,6 +33,9 @@ PERFORMANCE OF THIS SOFTWARE.
 
 #include "Python.h"
 
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
 /* Interface to getopt(): */
 extern int optind;
-- 
2.50.1