From ac3a39015c7fb88fb0119fab568430edb8e4ddf4 Mon Sep 17 00:00:00 2001
From: Tshepang Lekhonkhobe <tshepang@gmail.com>
Date: Wed, 18 Feb 2015 23:27:32 +0200
Subject: [PATCH] rustbook: no-longer-used feature gate

---
 src/rustbook/main.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/rustbook/main.rs b/src/rustbook/main.rs
index ace57f0ac2c0..9bcfc7f45d34 100644
--- a/src/rustbook/main.rs
+++ b/src/rustbook/main.rs
@@ -12,7 +12,6 @@
 #![feature(collections)]
 #![feature(core)]
 #![feature(old_io)]
-#![feature(os)]
 #![feature(env)]
 #![feature(old_path)]
 #![feature(rustdoc)]