From 82aba98fa193553778c62b7fa460822bc817f949 Mon Sep 17 00:00:00 2001
From: someplaceguy <someplaceguy@wizy.org>
Date: Sat, 2 Aug 2025 16:20:26 +0000
Subject: [PATCH] perl: fix build when cross-compiling to the musl libc

Fixes #428187
---
 pkgs/development/interpreters/perl/interpreter.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/interpreters/perl/interpreter.nix b/pkgs/development/interpreters/perl/interpreter.nix
index 58f66bc811dd..e179db9ff058 100644
--- a/pkgs/development/interpreters/perl/interpreter.nix
+++ b/pkgs/development/interpreters/perl/interpreter.nix
@@ -125,6 +125,8 @@ stdenv.mkDerivation (
             "-Dlibpth=\"\""
             "-Dglibpth=\"\""
             "-Ddefault_inc_excludes_dot"
+            # https://github.com/arsv/perl-cross/issues/158
+            "-Dd_gnulibc=define"
           ]
         else
           (