From 4b80acb94c8a5d34cb4b450e1679f885699a6c6e Mon Sep 17 00:00:00 2001
From: Rick van Schijndel <rol3517@gmail.com>
Date: Mon, 11 Apr 2022 20:15:01 +0200
Subject: [PATCH] libcap: fix cross-compilation support

Between libcap 2.51 and 2.52, the CROSS_COMPILE flag appears in more places.
Maybe it was already required before, but now the build fails due to it not being set.

Set it unconditionally.
---
 pkgs/os-specific/linux/libcap/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/os-specific/linux/libcap/default.nix b/pkgs/os-specific/linux/libcap/default.nix
index 750e26313cfe..1fa887dd2a3c 100644
--- a/pkgs/os-specific/linux/libcap/default.nix
+++ b/pkgs/os-specific/linux/libcap/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
     "PAM_CAP=${if usePam then "yes" else "no"}"
     "BUILD_CC=$(CC_FOR_BUILD)"
     "CC:=$(CC)"
+    "CROSS_COMPILE=${stdenv.cc.targetPrefix}"
   ] ++ lib.optional isStatic "SHARED=no";
 
   postPatch = ''