Respond to review comments

Author: asomers

CHANGELOG.md

@@ -69,10 +69,14 @@ This project adheres to [Semantic Versioning](http://semver.org/).
   optional arguments.
   (#[1242](https://github.com/nix-rust/nix/pull/1242))
 
-- Removed `unistd::daemon`, `unistd::pipe2`,
-  `sys::event::FilterFlag::NOTE_EXIT_REPARENTED`, and
-  `sys::event::FilterFlag::NOTE_REAP` on OSX and ios.  Removed
-  `sys::ptrace::ptrace` on Android and Linux.
+- Removed `unistd::daemon` and `unistd::pipe2` on OSX and ios
+  (#[1255](https://github.com/nix-rust/nix/pull/1255))
+
+- Removed `sys::event::FilterFlag::NOTE_EXIT_REPARENTED` and
+  `sys::event::FilterFlag::NOTE_REAP` on OSX and ios.
+  (#[1255](https://github.com/nix-rust/nix/pull/1255))
+
+- Removed `sys::ptrace::ptrace` on Android and Linux.
   (#[1255](https://github.com/nix-rust/nix/pull/1255))
 
 ## [0.17.0] - 3 February 2020

test/test_unistd.rs

@@ -566,9 +566,9 @@ fn test_pipe() {
           target_os = "emscripten",
           target_os = "freebsd",
           target_os = "linux",
-          target_os = "redox",
           target_os = "netbsd",
-          target_os = "openbsd"))]
+          target_os = "openbsd",
+          target_os = "redox"))]
 #[test]
 fn test_pipe2() {
     let (fd0, fd1) = pipe2(OFlag::O_CLOEXEC).unwrap();