From 84e3c56bcc144fb4964caa69fb1dddeccb35be82 Mon Sep 17 00:00:00 2001
From: Ryan Zoeller <rtzoeller@rtzoeller.com>
Date: Sun, 16 Jan 2022 10:10:13 -0600
Subject: [PATCH] Remove EventFlag::EV_SYSFLAG

It is not stable across OpenBSD versions and is reserved by the system
on FreeBSD and NetBSD.
---
 CHANGELOG.md     | 2 ++
 Cargo.toml       | 2 +-
 src/sys/event.rs | 1 -
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48c803b4bc..75fc82def4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,8 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - Removed public access to the inner fields of `NetlinkAddr`, `AlgAddr`,
   `SysControlAddr`, `LinkAddr`, and `VsockAddr`.
   (#[1614](https://github.com/nix-rust/nix/pull/1614))
+- Removed `EventFlag::EV_SYSFLAG`.
+  (#[1635](https://github.com/nix-rust/nix/pull/1635))
 
 ## [0.23.1] - 2021-12-16
 
diff --git a/Cargo.toml b/Cargo.toml
index 6550db11c3..dbe05683dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ targets = [
 ]
 
 [dependencies]
-libc = { version = "0.2.112", features = [ "extra_traits" ] }
+libc = { git = "https://github.com/rust-lang/libc", rev = "e470e3b6a1f940e0024d40d3b79fc73fe29c7f17", features = [ "extra_traits" ] }
 bitflags = "1.1"
 cfg-if = "1.0"
 
diff --git a/src/sys/event.rs b/src/sys/event.rs
index c648f5ebc8..9262accf2c 100644
--- a/src/sys/event.rs
+++ b/src/sys/event.rs
@@ -114,7 +114,6 @@ libc_bitflags!{
                   target_os = "ios", target_os = "macos",
                   target_os = "netbsd", target_os = "openbsd"))]
         EV_RECEIPT;
-        EV_SYSFLAGS;
     }
 }