Fixes irrlicht and minetest to work with mesa > 10

pkgs/development/libraries/irrlicht/default.nix

···
     sha256 = "0v31l3k0fzy7isdsx2sh0baaixzlml1m7vgz6cd0015d9f5n99vl";
   };
 
-  patchPhase = ''
+  patches = [ ./irrlicht-1.8.1-mesa-10.x.patch ];
+
+  postPatch = ''
     sed -i /stdcall-alias/d source/Irrlicht/Makefile
   '';
 

pkgs/development/libraries/irrlicht/irrlicht-1.8.1-mesa-10.x.patch

···
+From 244d00280c1b082ca164f92337773e9e4e1a3898 Mon Sep 17 00:00:00 2001
+From: hiker <[e-mail]>
+Date: Wed, 26 Feb 2014 11:13:03 +1100
+Subject: [PATCH] Applied patch from jpirie for fixing mesa 10 compilation
+ problems.
+
+--- irrlicht-1.8.1/source/Irrlicht/COpenGLExtensionHandler.h
++++ irrlicht-1.8.1/source/Irrlicht/COpenGLExtensionHandler.h
+@@ -21,6 +21,7 @@
+ 	#endif
+ 	#include <GL/gl.h>
+ 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
++		typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);
+ 		#include "glext.h"
+ 	#endif
+ 	#include "wglext.h"
+@@ -35,6 +36,7 @@
+ 	#endif
+ 	#include <OpenGL/gl.h>
+ 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
++		typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);
+ 		#include "glext.h"
+ 	#endif
+ #elif defined(_IRR_COMPILE_WITH_SDL_DEVICE_) && !defined(_IRR_COMPILE_WITH_X11_DEVICE_)
+@@ -48,6 +50,7 @@
+ 	#define NO_SDL_GLEXT
+ 	#include <SDL/SDL_video.h>
+ 	#include <SDL/SDL_opengl.h>
++	typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);
+ 	#include "glext.h"
+ #else
+ 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
+@@ -60,6 +63,7 @@
+ 	#include <GL/gl.h>
+ 	#include <GL/glx.h>
+ 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
++	typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);
+ 	#include "glext.h"
+ 	#undef GLX_ARB_get_proc_address // avoid problems with local glxext.h
+ 	#include "glxext.h"

pkgs/games/minetest/default.nix

···
     src = fetchgit {
       url = "https://github.com/celeron55/minetest.git";
       rev = "ab06fca4bed26f3dc97d5e5cff437d075d7acff8";
+      sha256 = "033gajwxgs8dqxb8684waaav28s0qd6cd4rlzfldwgdbkwam9cb1";
     };
     data = fetchgit {
       url = "https://github.com/celeron55/minetest_game.git";
       rev = "3928eccf74af0288d12ffb14f8222fae479bc06b";
+      sha256 = "1gw2267bnqwfpnm7iq014y1vkb1v3nhpg1dmg9vgm9z5yja2blif";
     };
   };
 in stdenv.mkDerivation {