From 0f5dff43b7e939d1eadb3db4ff458b113fe03bbe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Fri, 8 Apr 2016 13:49:26 +0200
Subject: [PATCH] doxygen: fix finding libiconv after #13856

The changed the build system to cmake, and it somehow won't find the
includes. I'm lazy to investigate details ATM.
---
 pkgs/development/tools/documentation/doxygen/default.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/tools/documentation/doxygen/default.nix b/pkgs/development/tools/documentation/doxygen/default.nix
index 0b16723866b..7373d8584c2 100644
--- a/pkgs/development/tools/documentation/doxygen/default.nix
+++ b/pkgs/development/tools/documentation/doxygen/default.nix
@@ -3,14 +3,14 @@
 stdenv.mkDerivation rec {
 
   name = "doxygen-1.8.11";
-  
+
   src = fetchurl {
     url = "ftp://ftp.stack.nl/pub/users/dimitri/${name}.src.tar.gz";
     sha256 = "0ja02pm3fpfhc5dkry00kq8mn141cqvdqqpmms373ncbwi38pl35";
   };
 
   nativeBuildInputs = [ cmake ];
-  
+
   buildInputs =
     [ perl python flex bison ]
     ++ stdenv.lib.optional (qt4 != null) qt4
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optionals stdenv.isDarwin [ CoreServices libiconv ];
 
   cmakeFlags =
+    [ "-DICONV_INCLUDE_DIR=${libiconv}/include" ] ++
     stdenv.lib.optional (qt4 != null) "-Dbuild_wizard=YES";
 
   NIX_CFLAGS_COMPILE =