From 682bd37b48c6a9edc77a9420082ac6b3fdb4d6e6 Mon Sep 17 00:00:00 2001
From: Alan Somers <asomers@gmail.com>
Date: Mon, 15 Oct 2018 15:01:44 -0600
Subject: [PATCH] Eliminate compiler warnings, especially on non-Linux
 platforms

---
 test/sys/test_ptrace.rs | 1 +
 test/test_mount.rs      | 1 +
 test/test_stat.rs       | 2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/sys/test_ptrace.rs b/test/sys/test_ptrace.rs
index debc451755..a15a7921f6 100644
--- a/test/sys/test_ptrace.rs
+++ b/test/sys/test_ptrace.rs
@@ -3,6 +3,7 @@ use nix::errno::Errno;
 use nix::unistd::getpid;
 use nix::sys::ptrace::{self, Options};
 
+#[cfg(any(target_os = "android", target_os = "linux"))]
 use std::mem;
 
 #[test]
diff --git a/test/test_mount.rs b/test/test_mount.rs
index 2e4f19ccf4..d2e08bc428 100644
--- a/test/test_mount.rs
+++ b/test/test_mount.rs
@@ -206,6 +206,7 @@ exit 23";
 // Test runner
 
 /// Mimic normal test output (hackishly).
+#[cfg(target_os = "linux")]
 macro_rules! run_tests {
     ( $($test_fn:ident),* ) => {{
         println!();
diff --git a/test/test_stat.rs b/test/test_stat.rs
index e72dffd382..01d86a79b2 100644
--- a/test/test_stat.rs
+++ b/test/test_stat.rs
@@ -174,7 +174,7 @@ fn test_utimes() {
     let fullpath = tempdir.path().join("file");
     drop(File::create(&fullpath).unwrap());
 
-    utimes(&fullpath, &TimeVal::seconds(9990), &TimeVal::seconds(5550));
+    utimes(&fullpath, &TimeVal::seconds(9990), &TimeVal::seconds(5550)).unwrap();
     assert_times_eq(9990, 5550, &fs::metadata(&fullpath).unwrap());
 }