From 103467fa6c38c6bbfc6d2d9f3da28a551f6a9d17 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Sun, 30 Nov 2025 19:43:53 -0800
Subject: [PATCH] std.Io.Threaded: make is_musl linux-only

---
 lib/std/Io/Threaded.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/std/Io/Threaded.zig b/lib/std/Io/Threaded.zig
index 9c818e1794..9d472f686e 100644
--- a/lib/std/Io/Threaded.zig
+++ b/lib/std/Io/Threaded.zig
@@ -3,7 +3,7 @@ const Threaded = @This();
 const builtin = @import("builtin");
 const native_os = builtin.os.tag;
 const is_windows = native_os == .windows;
-const is_musl = builtin.link_libc and builtin.abi.isMusl();
+const is_musl = native_os == .linux and builtin.link_libc and builtin.abi.isMusl();
 const windows = std.os.windows;
 const ws2_32 = std.os.windows.ws2_32;
 const is_debug = builtin.mode == .Debug;