From 56d2260fcca433d60c33c129e2016ee81b0809bf Mon Sep 17 00:00:00 2001
From: Audrey Dutcher <audrey@rhelmot.io>
Date: Mon, 24 Feb 2025 00:16:28 -0700
Subject: [PATCH] libipt: fix linkage on FreeBSD. this fixes the gdb build

---
 pkgs/by-name/li/libipt/package.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/by-name/li/libipt/package.nix b/pkgs/by-name/li/libipt/package.nix
index 8b2baaad6ce1..33e01b9d7a83 100644
--- a/pkgs/by-name/li/libipt/package.nix
+++ b/pkgs/by-name/li/libipt/package.nix
@@ -20,6 +20,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake ];
   buildInputs = lib.optional stdenv.hostPlatform.isFreeBSD freebsd.libstdthreads;
 
+  env = lib.optionalAttrs stdenv.hostPlatform.isFreeBSD {
+    NIX_LDFLAGS = "-lstdthreads";
+  };
+
   meta = with lib; {
     description = "Intel Processor Trace decoder library";
     homepage = "https://github.com/intel/libipt";