From 47173f58138f178f44064b2fd055a68aa1d3682a Mon Sep 17 00:00:00 2001
From: FlameFlag <git@ps1.sh>
Date: Sun, 19 Apr 2026 18:52:21 +0300
Subject: [PATCH] chmlib: fix Darwin build by setting `-std=gnu17`

Refs: https://github.com/NixOS/nixpkgs/issues/511329
---
 pkgs/by-name/ch/chmlib/package.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/by-name/ch/chmlib/package.nix b/pkgs/by-name/ch/chmlib/package.nix
index 28653a09f920..bf05a2c965ac 100644
--- a/pkgs/by-name/ch/chmlib/package.nix
+++ b/pkgs/by-name/ch/chmlib/package.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation {
   configureFlags = [
     "--enable-examples"
     "--enable-devel"
+    "CFLAGS=-std=gnu17"
   ];
 
   meta = {