From d880728a0750318b7832b6eb6f304e51c50ea35a Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Tue, 29 Aug 2023 19:51:07 +0000
Subject: [PATCH] Add GNU/Hurd support

---
 src/unix.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/unix.rs b/src/unix.rs
index 83256b4..7245557 100644
--- a/src/unix.rs
+++ b/src/unix.rs
@@ -77,13 +77,16 @@ extern "C" {
     )]
     #[cfg_attr(target_os = "haiku", link_name = "_errnop")]
     #[cfg_attr(
-        any(target_os = "linux", target_os = "redox"),
+        any(target_os = "linux", target_os = "hurd", target_os = "redox"),
         link_name = "__errno_location"
     )]
     #[cfg_attr(target_os = "aix", link_name = "_Errno")]
     #[cfg_attr(target_os = "nto", link_name = "__get_errno_ptr")]
     fn errno_location() -> *mut c_int;
 
-    #[cfg_attr(target_os = "linux", link_name = "__xpg_strerror_r")]
+    #[cfg_attr(
+        any(target_os = "linux", target_os = "hurd"),
+        link_name = "__xpg_strerror_r"
+    )]
     fn strerror_r(errnum: c_int, buf: *mut c_char, buflen: size_t) -> c_int;
 }