From 57d8d7161708683177445b26d4a9b2b3f4eac7bc Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Thu, 22 Sep 2016 10:10:27 -0600
Subject: [PATCH] Add wnohang, make PS/2 driver write input to display scheme,
 which then passes it to the shell

---
 src/flag.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/flag.rs b/src/flag.rs
index 5351384..52db74c 100644
--- a/src/flag.rs
+++ b/src/flag.rs
@@ -41,3 +41,5 @@ pub const O_FSYNC: usize = 0x80;
 pub const O_CREAT: usize = 0x200;
 pub const O_TRUNC: usize = 0x400;
 pub const O_EXCL: usize = 0x800;
+
+pub const WNOHANG: usize = 1;