From 30103df0243d4183adb4e576ccc7f537e1d9a575 Mon Sep 17 00:00:00 2001
From: teh <tehunger@gmail.com>
Date: Mon, 11 Mar 2019 23:49:01 +0000
Subject: [PATCH] vowpalwabbit: fix build. (#57455)

---
 pkgs/development/python-modules/vowpalwabbit/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/vowpalwabbit/default.nix b/pkgs/development/python-modules/vowpalwabbit/default.nix
index 9bc2bbc2704..e2e30563520 100644
--- a/pkgs/development/python-modules/vowpalwabbit/default.nix
+++ b/pkgs/development/python-modules/vowpalwabbit/default.nix
@@ -22,7 +22,8 @@ buildPythonPackage rec {
     export HOME=$PWD
   '';
 
-  buildInputs = [ python.pkgs.boost zlib.dev clang ncurses pytest docutils pygments ];
+  nativeBuildInputs = [ clang ];
+  buildInputs = [ python.pkgs.boost zlib.dev ncurses pytest docutils pygments ];
   propagatedBuildInputs = [ numpy scipy scikitlearn ];
 
   # Python ctypes.find_library uses DYLD_LIBRARY_PATH.