From 03024b39b7d4b94724faa1a62f21aed3531bb35a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Thu, 16 Feb 2017 20:24:56 +0100
Subject: [PATCH] tex4ht: fixup evaluation errors in the broken package

https://github.com/NixOS/nixpkgs/pull/22873#issuecomment-280390590
---
 pkgs/top-level/all-packages.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f135d5edaf76..d136fd7dfb52 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17840,7 +17840,7 @@ with pkgs;
 
   tewi-font = callPackage ../data/fonts/tewi  {};
 
-  tex4ht = callPackage ../tools/typesetting/tex/tex4ht { tetex = null; };
+  tex4ht = callPackage ../tools/typesetting/tex/tex4ht { tetex = ""; };
 
   texFunctions = callPackage ../tools/typesetting/tex/nix pkgs;