diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index 2c9a22f709ab87..345bbaf251dc31 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -1,8 +1,8 @@
-{ stdenv, fetchurl, lib
-, pkgconfig, intltool, autoreconfHook
-, file, expat, libdrm, xorg, wayland, wayland-protocols, openssl
+{ stdenv, lib, fetchurl, fetchpatch
+, pkgconfig, intltool, ninja, meson
+, file, flex, bison, expat, libdrm, xorg, wayland, wayland-protocols, openssl
 , llvmPackages, libffi, libomxil-bellagio, libva-minimal
-, libelf, libvdpau, python2, python2Packages
+, libelf, libvdpau, python3Packages
 , libglvnd
 , enableRadv ? true
 , galliumDrivers ? null
@@ -32,17 +32,17 @@ let
   defaultGalliumDrivers = optionals (elem "drm" eglPlatforms) ([ "virgl" ]
     ++ lib.optionals pciePlatform [ "r300" "r600" "radeonsi" ]
     ++ lib.optionals (pciePlatform || stdenv.hostPlatform.isAarch32 || stdenv.hostPlatform.isAarch64) [ "nouveau" ]
-    ++ lib.optionals stdenv.hostPlatform.isx86 [ "i915" "svga" ]
+    ++ lib.optionals stdenv.hostPlatform.isx86 [ "svga" ]
     ++ lib.optionals (stdenv.hostPlatform.isAarch32 || stdenv.hostPlatform.isAarch64) [ "vc4" ]
     ++ lib.optionals stdenv.hostPlatform.isAarch64 [ "freedreno" "etnaviv" "imx" ]
   );
   defaultDriDrivers = optionals (elem "drm" eglPlatforms) ([ ]
-    ++ lib.optionals pciePlatform [ "radeon" "r200" ]
+    ++ lib.optionals pciePlatform [ "r200" ]
     ++ lib.optionals (pciePlatform || stdenv.hostPlatform.isAarch32 || stdenv.hostPlatform.isAarch64) [ "nouveau" ]
     ++ lib.optionals stdenv.hostPlatform.isx86 [ "i915" "i965" ]);
   defaultVulkanDrivers = optionals stdenv.hostPlatform.isLinux ([ ]
     ++ lib.optional stdenv.hostPlatform.isx86 "intel"
-    ++ lib.optional enableRadv "radeon");
+    ++ lib.optional enableRadv "amd");
 in
 
 let gallium_ = galliumDrivers; dri_ = driDrivers; vulkan_ = vulkanDrivers; in
@@ -56,7 +56,7 @@ let
   driDrivers =
     (if dri_ == null
       then optionals (elem "drm" eglPlatforms) defaultDriDrivers
-      else dri_) ++ lib.optional stdenv.isLinux "swrast";
+      else dri_);
   vulkanDrivers =
     if vulkan_ == null
     then defaultVulkanDrivers
@@ -64,7 +64,7 @@ let
 in
 
 let
-  version = "18.3.4";
+  version = "19.1.1";
   branch  = head (splitString "." version);
 in
 
@@ -79,7 +79,7 @@ stdenv.mkDerivation rec {
       "ftp://ftp.freedesktop.org/pub/mesa/older-versions/${branch}.x/${version}/mesa-${version}.tar.xz"
       "https://mesa.freedesktop.org/archive/mesa-${version}.tar.xz"
     ];
-    sha256 = "01xv03ah4l5lcfx015n3fg1620dh4nbbv6gmhh6zhdsx6sj4sc9j";
+    sha256 = "10amy5sdmpjbskr3xazgk0jyli8xpgi0y1nsmjr76hx8nhb4n4bj";
   };
 
   prePatch = "patchShebangs .";
@@ -88,59 +88,75 @@ stdenv.mkDerivation rec {
   #  revive ./dricore-gallium.patch when it gets ported (from Ubuntu), as it saved
   #  ~35 MB in $drivers; watch https://launchpad.net/ubuntu/+source/mesa/+changelog
   patches = [
-    ./symlink-drivers.patch
     ./missing-includes.patch # dev_t needs sys/stat.h, time_t needs time.h, etc.-- fixes build w/musl
+    ./opencl-install-dir.patch
     ./disk_cache-include-dri-driver-path-in-cache-key.patch
-  ];
+  ] # do not prefix user provided dri-drivers-path
+    ++ lib.optional (lib.versionOlder version "19.0.0") (fetchpatch {
+      url = "https://gitlab.freedesktop.org/mesa/mesa/commit/f6556ec7d126b31da37c08d7cb657250505e01a0.patch";
+      sha256 = "0z6phi8hbrbb32kkp1js7ggzviq7faz1ria36wi4jbc4in2392d9";
+    })
+    ++ lib.optionals (lib.versionOlder version "19.1.0") [
+      # do not prefix user provided d3d-drivers-path
+      (fetchpatch {
+        url = "https://gitlab.freedesktop.org/mesa/mesa/commit/dcc48664197c7e44684ccfb970a4ae083974d145.patch";
+        sha256 = "1nhs0xpx3hiy8zfb5gx1zd7j7xha6h0hr7yingm93130a5902lkb";
+      })
+
+      # don't build libGLES*.so with GLVND
+      (fetchpatch {
+        url = "https://gitlab.freedesktop.org/mesa/mesa/commit/b01524fff05eef66e8cd24f1c5aacefed4209f03.patch";
+        sha256 = "1pszr6acx2xw469zq89n156p3bf3xf84qpbjw5fr1sj642lbyh7c";
+      })
+    ];
 
   outputs = [ "out" "dev" "drivers" ]
             ++ lib.optional (elem "swrast" galliumDrivers) "osmesa";
 
   # TODO: Figure out how to enable opencl without having a runtime dependency on clang
-  configureFlags = [
-    "--sysconfdir=${libglvnd.driverLink}/etc"
-    "--localstatedir=/var"
-    "--with-dri-driverdir=$(drivers)/lib/dri"
-    "--with-dri-searchpath=${libglvnd.driverLink}/lib/dri"
-    "--with-platforms=${concatStringsSep "," eglPlatforms}"
-    "--with-gallium-drivers=${concatStringsSep "," galliumDrivers}"
-    "--with-dri-drivers=${concatStringsSep "," driDrivers}"
-    "--with-vulkan-drivers=${concatStringsSep "," vulkanDrivers}"
-    "--enable-texture-float"
-    (enableFeature stdenv.isLinux "dri3")
-    (enableFeature stdenv.isLinux "nine") # Direct3D in Wine
-    (enableFeature stdenv.isLinux "libglvnd")
-    "--enable-dri"
-    "--enable-driglx-direct"
-    "--enable-gles1"
-    "--enable-gles2"
-    "--enable-glx"
-    # https://bugs.freedesktop.org/show_bug.cgi?id=35268
-    (enableFeature (!stdenv.hostPlatform.isMusl) "glx-tls")
-    # used by wine
-    (enableFeature (elem "swrast" galliumDrivers) "gallium-osmesa")
-    "--enable-llvm"
-    (enableFeature stdenv.isLinux "egl")
-    (enableFeature stdenv.isLinux "xa") # used in vmware driver
-    (enableFeature stdenv.isLinux "gbm")
-    "--enable-xvmc"
-    "--enable-vdpau"
-    "--enable-shared-glapi"
-    "--enable-llvm-shared-libs"
-    (enableFeature stdenv.isLinux "omx-bellagio")
-    (enableFeature stdenv.isLinux "va")
-    "--disable-opencl"
-  ];
-
-  nativeBuildInputs = [
-    autoreconfHook intltool pkgconfig file
-    python2 python2Packages.Mako
-  ];
-
-  propagatedBuildInputs = with xorg; [
-    libXdamage libXxf86vm
-  ] ++ optional stdenv.isLinux libdrm
-    ++ optionals stdenv.isDarwin [ OpenGL Xplugin ];
+  mesonFlags = [
+    "--sysconfdir=/etc"
+
+    # Don't build in debug mode
+    # https://gitlab.freedesktop.org/mesa/mesa/blob/master/docs/meson.html#L327
+    "-Db_ndebug=true"
+
+    "-Ddisk-cache-key=${placeholder "drivers"}"
+    "-Ddri-search-path=${libglvnd.driverLink}/lib/dri"
+
+    "-Dplatforms=${concatStringsSep "," eglPlatforms}"
+    "-Ddri-drivers=${concatStringsSep "," driDrivers}"
+    "-Dgallium-drivers=${concatStringsSep "," galliumDrivers}"
+    "-Dvulkan-drivers=${concatStringsSep "," vulkanDrivers}"
+
+    "-Ddri-drivers-path=${placeholder "drivers"}/lib/dri"
+    "-Dvdpau-libs-path=${placeholder "drivers"}/lib/vdpau"
+    "-Dxvmc-libs-path=${placeholder "drivers"}/lib"
+    "-Domx-libs-path=${placeholder "drivers"}/lib/bellagio"
+    "-Dva-libs-path=${placeholder "drivers"}/lib/dri"
+    "-Dd3d-drivers-path=${placeholder "drivers"}/lib/d3d"
+
+    "-Dgallium-vdpau=true"
+    "-Dgallium-xvmc=true"
+    "-Dgallium-opencl=disabled"
+    "-Dshared-glapi=true"
+    "-Dgles1=true"
+    "-Dgles2=true"
+    "-Dglx=dri"
+    "-Dglvnd=true"
+    "-Dllvm=true"
+    "-Dshared-llvm=true"
+    "-Dglx-direct=true"
+  ] ++ optional (elem "swrast" galliumDrivers) "-Dosmesa=gallium" # used by wine
+    ++ optionals (stdenv.isLinux) [
+      "-Ddri3=true"
+      "-Dgallium-omx=bellagio"
+      "-Dgallium-va=true"
+      "-Dgallium-xa=true" # used in vmware driver
+      "-Dgallium-nine=true" # Direct3D in Wine
+      "-Dgbm=true"
+      "-Degl=true"
+    ];
 
   buildInputs = with xorg; [
     expat llvmPackages.llvm libglvnd xorgproto
@@ -151,50 +167,38 @@ stdenv.mkDerivation rec {
     ++ lib.optionals stdenv.isLinux [ libomxil-bellagio libva-minimal ]
     ++ lib.optional withValgrind valgrind-light;
 
+  nativeBuildInputs = [
+    pkgconfig meson ninja
+    intltool bison flex file
+    python3Packages.python python3Packages.Mako
+  ];
+
+  propagatedBuildInputs = with xorg; [
+    libXdamage libXxf86vm
+  ] ++ optional stdenv.isLinux libdrm
+    ++ optionals stdenv.isDarwin [ OpenGL Xplugin ];
+
   enableParallelBuilding = true;
   doCheck = false;
 
-  installFlags = [
-    "sysconfdir=\${drivers}/etc"
-    "localstatedir=\${TMPDIR}"
-    "vendorjsondir=\${out}/share/glvnd/egl_vendor.d"
-  ];
-
-  # TODO: probably not all .la files are completely fixed, but it shouldn't matter;
   postInstall = ''
     # Some installs don't have any drivers so this directory is never created.
     mkdir -p $drivers
   '' + optionalString (galliumDrivers != []) ''
+    mkdir -p $drivers/lib
+
     # move gallium-related stuff to $drivers, so $out doesn't depend on LLVM
-    mv -t "$drivers/lib/"    \
-      $out/lib/libXvMC*      \
-      $out/lib/d3d           \
-      $out/lib/vdpau         \
-      $out/lib/bellagio      \
+    mv -t $drivers/lib       \
       $out/lib/libxatracker* \
       $out/lib/libvulkan_*
 
     # Move other drivers to a separate output
-    mv $out/lib/dri/* $drivers/lib/dri # */
-    rmdir "$out/lib/dri"
     mv $out/lib/lib*_mesa* $drivers/lib
 
     # move libOSMesa to $osmesa, as it's relatively big
-    mkdir -p {$osmesa,$drivers}/lib/
+    mkdir -p $osmesa/lib
     mv -t $osmesa/lib/ $out/lib/libOSMesa*
 
-    # now fix references in .la files
-    sed "/^libdir=/s,$out,$osmesa," -i $osmesa/lib/libOSMesa*.la
-
-    # set the default search path for DRI drivers; used e.g. by X server
-    substituteInPlace "$dev/lib/pkgconfig/dri.pc" --replace '$(drivers)' "${libglvnd.driverLink}"
-
-    # remove GLES libraries; they are provided by libglvnd
-    rm $out/lib/lib{GLESv1_CM,GLESv2}.*
-
-    # remove pkgconfig files for GL/GLES/EGL; they are provided by libGL.
-    rm $dev/lib/pkgconfig/{gl,egl,glesv1_cm,glesv2}.pc
-
     # move vendor files
     mv $out/share/ $drivers/
 
@@ -202,11 +206,6 @@ stdenv.mkDerivation rec {
     for js in $drivers/share/glvnd/egl_vendor.d/*.json; do
       substituteInPlace "$js" --replace '"libEGL_' '"'"$drivers/lib/libEGL_"
     done
-
-    # Update search path used by pkg-config
-    for pc in $dev/lib/pkgconfig/{d3d,dri,xatracker}.pc; do
-      substituteInPlace "$pc" --replace $out $drivers
-    done
   '' + optionalString (vulkanDrivers != []) ''
     # Update search path used by Vulkan (it's pointing to $out but
     # drivers are in $drivers)
@@ -219,6 +218,17 @@ stdenv.mkDerivation rec {
   #  check $out doesn't depend on llvm: builder failures are ignored
   #  for some reason grep -qv '${llvmPackages.llvm}' -R "$out";
   postFixup = optionalString (galliumDrivers != []) ''
+    # set the default search path for DRI drivers; used e.g. by X server
+    substituteInPlace "$dev/lib/pkgconfig/dri.pc" --replace "$drivers" "${libglvnd.driverLink}"
+
+    # remove pkgconfig files for GL/EGL; they are provided by libGL.
+    rm $dev/lib/pkgconfig/{gl,egl}.pc
+
+    # Update search path used by pkg-config
+    for pc in $dev/lib/pkgconfig/{d3d,dri,xatracker}.pc; do
+      substituteInPlace "$pc" --replace $out $drivers
+    done
+
     # add RPATH so the drivers can find the moved libgallium and libdricore9
     # moved here to avoid problems with stripping patchelfed files
     for lib in $drivers/lib/*.so* $drivers/lib/*/*.so*; do
@@ -241,4 +251,3 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ vcunat ];
   };
 }
-
diff --git a/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch b/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch
index 37813db893471e..1e280b64ee5fb7 100644
--- a/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch
+++ b/pkgs/development/libraries/mesa/disk_cache-include-dri-driver-path-in-cache-key.patch
@@ -6,29 +6,30 @@ Subject: [PATCH] disk_cache: include dri driver path in cache key
 This fixes invalid cache hits on NixOS where all shared library
 timestamps in /nix/store are zero.
 ---
- src/util/Makefile.am  | 3 +++
+ meson_options.txt     | 6 ++++++
  src/util/disk_cache.c | 3 +++
- 2 files changed, 6 insertions(+)
+ src/util/meson.build  | 7 ++++++-
+ 3 files changed, 15 insertions(+), 1 deletion(-)
 
-diff --git a/src/util/Makefile.am b/src/util/Makefile.am
-index bafb57439a..a22e2e41eb 100644
---- a/src/util/Makefile.am
-+++ b/src/util/Makefile.am
-@@ -35,6 +35,9 @@ noinst_LTLIBRARIES = \
- 	libmesautil.la \
- 	libxmlconfig.la
- 
-+AM_CFLAGS = \
-+	-DDISK_CACHE_KEY=\"$(drivers)\"
-+
- AM_CPPFLAGS = \
- 	$(PTHREAD_CFLAGS) \
- 	-I$(top_srcdir)/include
+diff --git a/meson_options.txt b/meson_options.txt
+index a723b5406cf..65a8954291f 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -330,3 +330,9 @@ option(
+   value : true,
+   description : 'Enable direct rendering in GLX and EGL for DRI',
+ )
++option(
++  'disk-cache-key',
++  type : 'string',
++  value : '',
++  description : 'Mesa cache key.'
++)
 diff --git a/src/util/disk_cache.c b/src/util/disk_cache.c
-index 368ec41792..071220b2ba 100644
+index 0aa2646a9bb..bd784d38e21 100644
 --- a/src/util/disk_cache.c
 +++ b/src/util/disk_cache.c
-@@ -388,8 +388,10 @@ disk_cache_create(const char *gpu_name, const char *driver_id,
+@@ -389,8 +389,10 @@ disk_cache_create(const char *gpu_name, const char *driver_id,
  
     /* Create driver id keys */
     size_t id_size = strlen(driver_id) + 1;
@@ -39,7 +40,7 @@ index 368ec41792..071220b2ba 100644
     cache->driver_keys_blob_size += gpu_name_size;
  
     /* We sometimes store entire structs that contains a pointers in the cache,
-@@ -410,6 +412,7 @@ disk_cache_create(const char *gpu_name, const char *driver_id,
+@@ -411,6 +413,7 @@ disk_cache_create(const char *gpu_name, const char *driver_id,
     uint8_t *drv_key_blob = cache->driver_keys_blob;
     DRV_KEY_CPY(drv_key_blob, &cache_version, cv_size)
     DRV_KEY_CPY(drv_key_blob, driver_id, id_size)
@@ -47,6 +48,24 @@ index 368ec41792..071220b2ba 100644
     DRV_KEY_CPY(drv_key_blob, gpu_name, gpu_name_size)
     DRV_KEY_CPY(drv_key_blob, &ptr_size, ptr_size_size)
     DRV_KEY_CPY(drv_key_blob, &driver_flags, driver_flags_size)
+diff --git a/src/util/meson.build b/src/util/meson.build
+index 397c2228129..77013563e5d 100644
+--- a/src/util/meson.build
++++ b/src/util/meson.build
+@@ -120,7 +120,12 @@ libmesa_util = static_library(
+   [files_mesa_util, format_srgb],
+   include_directories : inc_common,
+   dependencies : [dep_zlib, dep_clock, dep_thread, dep_atomic, dep_m],
+-  c_args : [c_msvc_compat_args, c_vis_args],
++  c_args : [
++    c_msvc_compat_args, c_vis_args,
++    '-DDISK_CACHE_KEY="@0@"'.format(
++      get_option('disk-cache-key')
++    ),
++  ],
+   build_by_default : false
+ )
+ 
 -- 
-2.19.1
+2.19.2
 
diff --git a/pkgs/development/libraries/mesa/opencl-install-dir.patch b/pkgs/development/libraries/mesa/opencl-install-dir.patch
new file mode 100644
index 00000000000000..fe85d2c90bb24a
--- /dev/null
+++ b/pkgs/development/libraries/mesa/opencl-install-dir.patch
@@ -0,0 +1,12 @@
+diff --git a/src/gallium/targets/opencl/meson.build b/src/gallium/targets/opencl/meson.build
+index 317ad8dab4a..5567308caf0 100644
+--- a/src/gallium/targets/opencl/meson.build
++++ b/src/gallium/targets/opencl/meson.build
+@@ -68,6 +68,6 @@ if with_opencl_icd
+     input : 'mesa.icd.in',
+     output : 'mesa.icd',
+     install : true,
+-    install_dir : join_paths(get_option('sysconfdir'), 'OpenCL', 'vendors'),
++    install_dir : join_paths(get_option('prefix'), 'etc', 'OpenCL', 'vendors'),
+   )
+ endif
diff --git a/pkgs/development/libraries/mesa/symlink-drivers.patch b/pkgs/development/libraries/mesa/symlink-drivers.patch
deleted file mode 100644
index af2ec9fdb096db..00000000000000
--- a/pkgs/development/libraries/mesa/symlink-drivers.patch
+++ /dev/null
@@ -1,112 +0,0 @@
-diff -ru -x '*~' mesa-12.0.3-orig/src/gallium/targets/dri/Makefile.am mesa-12.0.3/src/gallium/targets/dri/Makefile.am
---- mesa-12.0.3-orig/src/gallium/targets/dri/Makefile.am	2016-09-08 18:57:48.000000000 +0200
-+++ mesa-12.0.3/src/gallium/targets/dri/Makefile.am	2016-09-22 14:42:19.173575498 +0200
-@@ -134,14 +134,13 @@
- 	done;
- endif
- 
--# hardlink each megadriver instance, but don't actually have
--# gallium_dri.so in the set of final installed files.
-+# symlink each megadriver instance.
- install-data-hook:
- 	for i in $(TARGET_DRIVERS); do                                  \
--		ln -f $(DESTDIR)$(dridir)/gallium_dri.so                \
-+		ln -srf $(DESTDIR)$(dridir)/gallium_dri.so              \
- 		      $(DESTDIR)$(dridir)/$${i}_dri.so;                 \
- 	done;                                                           \
--	$(RM) $(DESTDIR)$(dridir)/gallium_dri.*;                        \
-+	$(RM) $(DESTDIR)$(dridir)/gallium_dri.la                        \
- 	$(RM) -d $(DESTDIR)$(dridir) &>/dev/null || true
- 
- uninstall-hook:
- 	for i in $(TARGET_DRIVERS); do                                  \
-diff -ru -x '*~' mesa-12.0.3-orig/src/gallium/targets/va/Makefile.am mesa-12.0.3/src/gallium/targets/va/Makefile.am
---- mesa-12.0.3-orig/src/gallium/targets/va/Makefile.am	2016-09-08 18:57:48.000000000 +0200
-+++ mesa-12.0.3/src/gallium/targets/va/Makefile.am	2016-09-22 14:45:39.635963339 +0200
-@@ -71,10 +71,10 @@
- # gallium_drv_video.so in the set of final installed files.
- install-data-hook:
- 	for i in $(TARGET_DRIVERS); do                                  \
--		ln -f $(DESTDIR)$(vadir)/gallium_drv_video.so                \
-+		ln -srf $(DESTDIR)$(vadir)/gallium_drv_video.so                \
- 		      $(DESTDIR)$(vadir)/$${i}_drv_video.so;                 \
- 	done;                                                           \
--	$(RM) $(DESTDIR)$(vadir)/gallium_drv_video.*
-+	$(RM) $(DESTDIR)$(vadir)/gallium_drv_video.la
- 
- uninstall-hook:
- 	for i in $(TARGET_DRIVERS); do                                  \
-diff -ru -x '*~' mesa-12.0.3-orig/src/gallium/targets/vdpau/Makefile.am mesa-12.0.3/src/gallium/targets/vdpau/Makefile.am
---- mesa-12.0.3-orig/src/gallium/targets/vdpau/Makefile.am	2016-05-24 21:19:37.000000000 +0200
-+++ mesa-12.0.3/src/gallium/targets/vdpau/Makefile.am	2016-09-22 14:42:19.173575498 +0200
-@@ -103,15 +103,14 @@
- 	done;
- endif
- 
--# hardlink each megadriver instance, but don't actually have
--# libvdpau_gallium.so in the set of final installed files.
-+# symlink each megadriver instance.
- install-data-hook:
- 	$(AM_V_GEN)dest_dir=$(DESTDIR)/$(vdpaudir);			\
- 	for i in $(TARGET_DRIVERS); do					\
- 		j=libvdpau_gallium.$(LIB_EXT);				\
- 		k=libvdpau_$${i}.$(LIB_EXT);				\
- 		l=$${k}.$(VDPAU_MAJOR).$(VDPAU_MINOR).0;		\
--		ln -f $${dest_dir}/$${j}.$(VDPAU_MAJOR).$(VDPAU_MINOR).0 \
-+		ln -srf $${dest_dir}/$${j}.$(VDPAU_MAJOR).$(VDPAU_MINOR).0 \
- 		      $${dest_dir}/$${l};				\
- 		ln -sf $${l}						\
- 		       $${dest_dir}/$${k}.$(VDPAU_MAJOR).$(VDPAU_MINOR); \
-@@ -120,7 +119,7 @@
- 		ln -sf $${l}						\
- 		       $${dest_dir}/$${k};				\
- 	done;								\
--	$(RM) $${dest_dir}/libvdpau_gallium.*;				\
-+	$(RM) $${dest_dir}/libvdpau_gallium.la				\
- 	$(RM) -d $${dest_dir} &>/dev/null || true
- 
- uninstall-hook:
- 	for i in $(TARGET_DRIVERS); do					\
-diff -ru -x '*~' mesa-12.0.3-orig/src/gallium/targets/xvmc/Makefile.am mesa-12.0.3/src/gallium/targets/xvmc/Makefile.am
---- mesa-12.0.3-orig/src/gallium/targets/xvmc/Makefile.am	2016-05-24 21:19:37.000000000 +0200
-+++ mesa-12.0.3/src/gallium/targets/xvmc/Makefile.am	2016-09-22 14:54:22.291014543 +0200
-@@ -73,7 +73,7 @@
- 		j=libXvMCgallium.$(LIB_EXT);				\
- 		k=libXvMC$${i}.$(LIB_EXT);				\
- 		l=$${k}.$(XVMC_MAJOR).$(XVMC_MINOR).0;			\
--		ln -f $${dest_dir}/$${j}.$(XVMC_MAJOR).$(XVMC_MINOR).0	\
-+		ln -srf $${dest_dir}/$${j}.$(XVMC_MAJOR).$(XVMC_MINOR).0 \
- 		      $${dest_dir}/$${l};				\
- 		ln -sf $${l}						\
- 		       $${dest_dir}/$${k}.$(XVMC_MAJOR).$(XVMC_MINOR);	\
-@@ -82,7 +82,7 @@
- 		ln -sf $${l}						\
- 		       $${dest_dir}/$${k};				\
- 	done;								\
--	$(RM) $${dest_dir}/libXvMCgallium.*;				\
-+	$(RM) $${dest_dir}/libXvMCgallium.la				\
- 	$(RM) -d $${dest_dir} &>/dev/null || true
- 
- uninstall-hook:
- 	for i in $(TARGET_DRIVERS); do					\
-diff -ru -x '*~' mesa-12.0.3-orig/src/mesa/drivers/dri/Makefile.am mesa-12.0.3/src/mesa/drivers/dri/Makefile.am
---- mesa-12.0.3-orig/src/mesa/drivers/dri/Makefile.am	2016-09-08 18:57:48.000000000 +0200
-+++ mesa-12.0.3/src/mesa/drivers/dri/Makefile.am	2016-09-22 14:42:19.173575498 +0200
-@@ -94,14 +94,13 @@
- 	done;
- endif
- 
--# hardlink each megadriver instance, but don't actually have
--# mesa_dri_drivers.so in the set of final installed files.
-+# symink each megadriver instance.
- install-data-hook:
- 	for i in $(MEGADRIVERS); do \
--		ln -f $(DESTDIR)$(dridir)/mesa_dri_drivers.so \
-+		ln -srf $(DESTDIR)$(dridir)/mesa_dri_drivers.so \
- 		      $(DESTDIR)$(dridir)/$$i; \
- 	done;
--	$(RM) $(DESTDIR)$(dridir)/mesa_dri_drivers.*
-+	$(RM) $(DESTDIR)$(dridir)/mesa_dri_drivers.la
- 
- uninstall-hook:
- 	for i in $(MEGADRIVERS); do \