From dd8b3090d21757b3280ecb79c404c0747634cfb4 Mon Sep 17 00:00:00 2001
From: Christopher Dryden <christopher.paul.dryden@gmail.com>
Date: Fri, 28 Nov 2025 21:24:51 +0000
Subject: [PATCH] Multi platform mechanism for getting error message from libc

---
 src/uucore/src/lib/features/process.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/uucore/src/lib/features/process.rs b/src/uucore/src/lib/features/process.rs
index 02d23231f..1019dfc5c 100644
--- a/src/uucore/src/lib/features/process.rs
+++ b/src/uucore/src/lib/features/process.rs
@@ -72,8 +72,7 @@ pub fn pid_is_alive(pid: i32) -> bool {
     if pid <= 0 {
         return true;
     }
-
-    unsafe { libc::kill(pid, 0) == 0 || *libc::__errno_location() != libc::ESRCH }
+    unsafe { libc::kill(pid, 0) == 0 || Errno::last() != Errno::ESRCH }
 }
 
 /// `getsid()` returns the session ID of the process with process ID pid.