2 files changed, 17 insertions, 13 deletions
diff --git a/pkgs/development/libraries/irrlicht/default.nix b/pkgs/development/libraries/irrlicht/default.nix
index efb4c2022c4..260be948ce1 100644
--- a/pkgs/development/libraries/irrlicht/default.nix
+++ b/pkgs/development/libraries/irrlicht/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchzip, libGLU, libGL, unzip, libXrandr, libX11, libXxf86vm }:
+{ lib, stdenv, fetchzip, libGLU, libGL, libXrandr, libX11, libXxf86vm }:
 
 let
   common = import ./common.nix { inherit fetchzip; };
@@ -10,6 +10,10 @@ stdenv.mkDerivation rec {
 
   src = common.src;
 
+  postPatch = ''
+    sed -ie '/sys\/sysctl.h/d' source/Irrlicht/COSOperator.cpp
+  '';
+
   preConfigure = ''
     cd source/Irrlicht
   '';
@@ -23,12 +27,12 @@ stdenv.mkDerivation rec {
     mkdir -p $out/lib
   '';
 
-  buildInputs = [ unzip libGLU libGL libXrandr libX11 libXxf86vm ];
+  buildInputs = [ libGLU libGL libXrandr libX11 libXxf86vm ];
 
   meta = {
     homepage = "http://irrlicht.sourceforge.net/";
-    license = stdenv.lib.licenses.zlib;
+    license = lib.licenses.zlib;
     description = "Open source high performance realtime 3D engine written in C++";
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
   };
 }
diff --git a/pkgs/development/libraries/irrlicht/mac.nix b/pkgs/development/libraries/irrlicht/mac.nix
index 5f8335efab2..a7901466081 100644
--- a/pkgs/development/libraries/irrlicht/mac.nix
+++ b/pkgs/development/libraries/irrlicht/mac.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchzip, libGLU, libGL, unzip, fetchFromGitHub, cmake, Cocoa, OpenGL, IOKit }:
+{ lib, stdenv, fetchzip, libGLU, libGL, fetchFromGitHub, cmake, Cocoa, OpenGL, IOKit }:
 
 let
   common = import ./common.nix { inherit fetchzip; };
@@ -9,16 +9,16 @@ stdenv.mkDerivation rec {
   version = common.version;
 
   src = fetchFromGitHub {
-		owner = "quiark";
-		repo = "IrrlichtCMake";
-		rev = "523a5e6ef84be67c3014f7b822b97acfced536ce";
-		sha256 = "10ahnry2zl64wphs233gxhvs6c0345pyf5nwa29mc6yn49x7bidi";
+    owner = "quiark";
+    repo = "IrrlichtCMake";
+    rev = "523a5e6ef84be67c3014f7b822b97acfced536ce";
+    sha256 = "10ahnry2zl64wphs233gxhvs6c0345pyf5nwa29mc6yn49x7bidi";
   };
 
   postUnpack = ''
     cp -r ${common.src}/* $sourceRoot/
     chmod -R 777 $sourceRoot
-	'';
+  '';
 
   patches = [ ./mac_device.patch ];
   dontFixCmake = true;
@@ -32,12 +32,12 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ unzip OpenGL Cocoa IOKit ];
+  buildInputs = [ OpenGL Cocoa IOKit ];
 
   meta = {
     homepage = "http://irrlicht.sourceforge.net/";
-    license = stdenv.lib.licenses.zlib;
+    license = lib.licenses.zlib;
     description = "Open source high performance realtime 3D engine written in C++";
-    platforms = stdenv.lib.platforms.darwin;
+    platforms = lib.platforms.darwin;
   };
 }