From d9d028f0dddaeaa9c7dd16863303d48e224d1575 Mon Sep 17 00:00:00 2001
From: Nick Cao <nickcao@nichi.co>
Date: Wed, 21 Jun 2023 16:17:45 +0800
Subject: [PATCH] blktrace: fix cross compilation

---
 pkgs/os-specific/linux/blktrace/default.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pkgs/os-specific/linux/blktrace/default.nix b/pkgs/os-specific/linux/blktrace/default.nix
index 8ff4b16a1a53..a812c50e5b9c 100644
--- a/pkgs/os-specific/linux/blktrace/default.nix
+++ b/pkgs/os-specific/linux/blktrace/default.nix
@@ -13,9 +13,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ libaio ];
 
-  preConfigure = ''
-    sed s,/usr/local,$out, -i Makefile
-  '';
+  makeFlags = [
+    "prefix=${placeholder "out"}"
+    "CC:=$(CC)"
+  ];
 
   meta = with lib; {
     description = "Block layer IO tracing mechanism";