diff --git a/pkgs/applications/backup/areca/default.nix b/pkgs/applications/backup/areca/default.nix
index b50ebdd4a87b..d16fc0f85c55 100644
--- a/pkgs/applications/backup/areca/default.nix
+++ b/pkgs/applications/backup/areca/default.nix
@@ -47,6 +47,8 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "http://www.areca-backup.org/";
     description = "An Open Source personal backup solution";
+    # Builds fine but fails to launch.
+    broken = true;
     license = licenses.gpl2;
     maintainers = with maintainers; [ pSub ];
     platforms = with platforms; linux;
diff --git a/pkgs/build-support/java/canonicalize-jar.nix b/pkgs/build-support/java/canonicalize-jar.nix
new file mode 100644
index 000000000000..1edd9a6e0d20
--- /dev/null
+++ b/pkgs/build-support/java/canonicalize-jar.nix
@@ -0,0 +1,9 @@
+{ substituteAll, unzip, zip }:
+
+substituteAll {
+  name = "canonicalize-jar";
+  src = ./canonicalize-jar.sh;
+
+  unzip = "${unzip}/bin/unzip";
+  zip = "${zip}/bin/zip";
+}
diff --git a/pkgs/build-support/java/canonicalize-jar.sh b/pkgs/build-support/java/canonicalize-jar.sh
new file mode 100644
index 000000000000..af010bcd2b26
--- /dev/null
+++ b/pkgs/build-support/java/canonicalize-jar.sh
@@ -0,0 +1,29 @@
+# Canonicalize the manifest & repack with deterministic timestamps.
+canonicalizeJar() {
+    local input='' outer=''
+    input="$(realpath -sm -- "$1")"
+    outer="$(pwd)"
+    # -qq: even quieter
+    @unzip@ -qq "$input" -d "$input-tmp"
+    canonicalizeJarManifest "$input-tmp/META-INF/MANIFEST.MF"
+    # Sets all timestamps to Jan 1 1980, the earliest mtime zips support.
+    find -- "$input-tmp" -exec touch -t 198001010000.00 {} +
+    rm "$input"
+    pushd "$input-tmp" 2>/dev/null
+    # -q|--quiet, -r|--recurse-paths
+    # -o|--latest-time: canonicalizes overall archive mtime
+    # -X|--no-extra: don't store platform-specific extra file attribute fields
+    @zip@ -qroX "$outer/tmp-out.jar" . 2> /dev/null
+    popd 2>/dev/null
+    rm -rf "$input-tmp"
+    mv "$outer/tmp-out.jar" "$input"
+}
+
+# See also the Java specification's JAR requirements:
+# https://docs.oracle.com/javase/8/docs/technotes/guides/jar/jar.html#Notes_on_Manifest_and_Signature_Files
+canonicalizeJarManifest() {
+    local input=''
+    input="$(realpath -sm -- "$1")"
+    (head -n 1 "$input" && tail -n +2 "$input" | sort | grep -v '^\s*$') > "$input-tmp"
+    mv "$input-tmp" "$input"
+}
diff --git a/pkgs/build-support/release/ant-build.nix b/pkgs/build-support/release/ant-build.nix
deleted file mode 100644
index 6b59241e01ed..000000000000
--- a/pkgs/build-support/release/ant-build.nix
+++ /dev/null
@@ -1,123 +0,0 @@
-{ src
-, pkgs
-, lib
-, stdenv ? pkgs.stdenv
-, name
-, antTargets ? []
-, jars ? []
-, jarWrappers ? []
-, antProperties ? []
-, antBuildInputs ? []
-, buildfile ? "build.xml"
-, ant ? pkgs.ant
-, jre ? pkgs.jdk
-, hydraAntLogger ? pkgs.hydraAntLogger
-, zip ? pkgs.zip
-, unzip ? pkgs.unzip
-, ... } @ args:
-
-let
-  antFlags = "-f ${buildfile} " + lib.concatMapStrings ({name, value}: "-D${name}=${value} " ) antProperties ;
-in
-stdenv.mkDerivation (
-
-  {
-    inherit jre ant;
-    showBuildStats = true;
-
-    postPhases =
-      ["generateWrappersPhase" "finalPhase"];
-
-    prePhases =
-      ["antSetupPhase"];
-
-    antSetupPhase = with lib; ''
-      if test "$hydraAntLogger" != "" ; then
-        export ANT_ARGS="-logger org.hydra.ant.HydraLogger -lib `ls $hydraAntLogger/share/java/*.jar | head -1`"
-      fi
-      for abi in ${concatStringsSep " " (map (f: "`find ${f} -name '*.jar'`") antBuildInputs)}; do
-        export ANT_ARGS="$ANT_ARGS -lib $abi"
-      done
-    '';
-
-    installPhase = ''
-      runHook preInstall
-
-      mkdir -p $out/share/java
-      ${ if jars == [] then ''
-           find . -name "*.jar" | xargs -I{} cp -v {} $out/share/java
-         '' else lib.concatMapStrings (j: ''
-           cp -v ${j} $out/share/java
-         '') jars }
-
-      . ${./functions.sh}
-      for j in $out/share/java/*.jar ; do
-        canonicalizeJar $j
-        echo file jar $j >> $out/nix-support/hydra-build-products
-      done
-
-      runHook postInstall
-    '';
-
-    generateWrappersPhase =
-      let
-        cp = w: "-cp '${lib.optionalString (w ? classPath) w.classPath}${lib.optionalString (w ? mainClass) ":$out/share/java/*"}'";
-      in
-      ''
-      header "Generating jar wrappers"
-    '' + (lib.concatMapStrings (w: ''
-
-      mkdir -p $out/bin
-      cat >> $out/bin/${w.name} <<EOF
-      #!${pkgs.runtimeShell}
-      export JAVA_HOME=$jre
-      $jre/bin/java ${cp w} ${if w ? mainClass then w.mainClass else "-jar ${w.jar}"} \$@
-      EOF
-
-      chmod a+x $out/bin/${w.name} || exit 1
-    '') jarWrappers) + ''
-      closeNest
-    '';
-
-    buildPhase = ''
-      runHook preBuild
-    '' + (if antTargets == [] then ''
-      header "Building default ant target"
-      ant ${antFlags}
-      closeNest
-    '' else lib.concatMapStrings (t: ''
-      header "Building '${t}' target"
-      ant ${antFlags} ${t}
-      closeNest
-    '') antTargets) + ''
-      runHook postBuild
-    '';
-
-    finalPhase =
-      ''
-        # Propagate the release name of the source tarball.  This is
-        # to get nice package names in channels.
-        if test -e $origSrc/nix-support/hydra-release-name; then
-          cp $origSrc/nix-support/hydra-release-name $out/nix-support/hydra-release-name
-        fi
-      '';
-  }
-
-  // removeAttrs args ["antProperties" "buildInputs" "pkgs" "lib" "jarWrappers"] //
-
-  {
-    name = name + (if src ? version then "-" + src.version else "");
-
-    nativeBuildInputs = [ unzip ];
-    buildInputs = [ant jre zip] ++ lib.optional (args ? buildInputs) args.buildInputs ;
-
-    postHook = ''
-      mkdir -p $out/nix-support
-      echo "$system" > $out/nix-support/system
-      . ${./functions.sh}
-
-      origSrc=$src
-      src=$(findTarball $src)
-    '';
-  }
-)
diff --git a/pkgs/build-support/release/default.nix b/pkgs/build-support/release/default.nix
index 83f755b2bece..d593ec81197e 100644
--- a/pkgs/build-support/release/default.nix
+++ b/pkgs/build-support/release/default.nix
@@ -14,10 +14,6 @@ rec {
     { inherit stdenv;
     } // args);
 
-  antBuild = args: import ./ant-build.nix (
-    { inherit lib pkgs;
-    } // args);
-
   mvnBuild = args: import ./maven-build.nix (
     { inherit stdenv;
     } // args);
diff --git a/pkgs/build-support/release/functions.sh b/pkgs/build-support/release/functions.sh
index 120d19685427..0c4b81edf822 100644
--- a/pkgs/build-support/release/functions.sh
+++ b/pkgs/build-support/release/functions.sh
@@ -11,29 +11,6 @@ findTarball() {
     fi
 }
 
-canonicalizeJarManifest() {
-    local input=$1
-    # http://docs.oracle.com/javase/7/docs/technotes/guides/jar/jar.html#Notes_on_Manifest_and_Signature_Files
-    (head -n 1 $input && tail -n +2 $input | sort | grep -v '^\s*$') > $input-tmp
-    mv $input-tmp $input
-}
-
-# Post-process a jar file to contain canonical timestamps and metadata ordering
-canonicalizeJar() {
-    local input=$1
-    local outer=$(pwd)
-    unzip -qq $input -d $input-tmp
-    canonicalizeJarManifest $input-tmp/META-INF/MANIFEST.MF
-    # Set all timestamps to Jan 1 1980, which is the earliest date the zip format supports...
-    find $input-tmp -exec touch -t 198001010000.00 {} +
-    rm $input
-    pushd $input-tmp
-    zip -q -r -o -X $outer/tmp-out.jar . 2> /dev/null
-    popd
-    rm -rf $input-tmp
-    mv $outer/tmp-out.jar $input
-}
-
 propagateImageName() {
     mkdir -p $out/nix-support
     cat "$diskImage"/nix-support/full-name > $out/nix-support/full-name
diff --git a/pkgs/build-support/setup-hooks/canonicalize-jars.sh b/pkgs/build-support/setup-hooks/canonicalize-jars.sh
new file mode 100644
index 000000000000..8c55810748ea
--- /dev/null
+++ b/pkgs/build-support/setup-hooks/canonicalize-jars.sh
@@ -0,0 +1,17 @@
+# This setup hook causes the fixup phase to repack all JAR files in a
+# canonical & deterministic fashion, e.g. resetting mtimes (like with normal
+# store files) and avoiding impure metadata.
+
+fixupOutputHooks+=('if [ -z "$dontCanonicalizeJars" -a -e "$prefix" ]; then canonicalizeJarsIn "$prefix"; fi')
+
+canonicalizeJarsIn() {
+  local dir="$1"
+  header "canonicalizing jars in $dir"
+  dir="$(realpath -sm -- "$dir")"
+  while IFS= read -rd '' f; do
+    canonicalizeJar "$f"
+  done < <(find -- "$dir" -type f -name '*.jar' -print0)
+  stopNest
+}
+
+source @canonicalize_jar@
diff --git a/pkgs/development/libraries/java/junit/default.nix b/pkgs/development/libraries/java/junit/default.nix
deleted file mode 100644
index 5a1079851772..000000000000
--- a/pkgs/development/libraries/java/junit/default.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ lib, antBuild, fetchgit, perl }:
-
-let
-  version = "4.11";
-in antBuild {
-  name = "junit-${version}";
-
-  # I think this is only used to generate the docs, and will likely disappear
-  # with the next release of junit since its build system completely changes.
-  buildInputs = [perl];
-
-  src = fetchgit {
-    url = "https://github.com/junit-team/junit.git";
-    sha256 = "1cn5dhs6vpbfbcmnm2vb1212n0kblv8cxrvnwmksjxd6bzlkac1k";
-    rev = "c2e4d911fadfbd64444fb285342a8f1b72336169";
-  };
-
-  antProperties = [
-    { name = "version"; value = version; }
-  ];
-
-  meta = {
-    homepage = "http://www.junit.org/";
-    description = "A framework for repeatable tests in Java";
-    license = lib.licenses.epl10;
-    broken = true;
-  };
-}
diff --git a/pkgs/development/libraries/java/junixsocket/darwin.patch b/pkgs/development/libraries/java/junixsocket/darwin.patch
deleted file mode 100644
index 97fd42d0b81b..000000000000
--- a/pkgs/development/libraries/java/junixsocket/darwin.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-diff -rc junixsocket-1.3/src/main/org/newsclub/net/unix/NativeUnixSocket.java junixsocket-1.3-new/src/main/org/newsclub/net/unix/NativeUnixSocket.java
-*** junixsocket-1.3/src/main/org/newsclub/net/unix/NativeUnixSocket.java        Tue Jul 20 14:59:41 2010
---- junixsocket-1.3-new/src/main/org/newsclub/net/unix/NativeUnixSocket.java    Sun May 27 22:26:15 2012
-***************
-*** 43,49 ****
-              String prefix = "lib";
-              String suffix = ".so";
-              String os = osName.replaceAll("[^A-Za-z0-9]", "").toLowerCase();
-!             if ("macosx".equals(os)) {
-                  suffix = ".dylib";
-              } else if ("linux".equals(os) || "freebsd".equals(os)
-                      || "sunos".equals(os)) {
---- 43,49 ----
-              String prefix = "lib";
-              String suffix = ".so";
-              String os = osName.replaceAll("[^A-Za-z0-9]", "").toLowerCase();
-!             if ("macosx".equals(os) || "darwin".equals(os)) {
-                  suffix = ".dylib";
-              } else if ("linux".equals(os) || "freebsd".equals(os)
-                      || "sunos".equals(os)) {
diff --git a/pkgs/development/libraries/java/junixsocket/default.nix b/pkgs/development/libraries/java/junixsocket/default.nix
deleted file mode 100644
index 0484f4c59ba6..000000000000
--- a/pkgs/development/libraries/java/junixsocket/default.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{ lib, stdenv, fetchurl, ant, jdk, junit }:
-
-stdenv.mkDerivation rec {
-  name = "junixsocket-1.3";
-
-  src = fetchurl {
-    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/junixsocket/${name}-src.tar.bz2";
-    sha256 = "0c6p8vmiv5nk8i6g1hgivnl3mpb2k3lhjjz0ss9dlirisfrxf1ym";
-  };
-
-  patches = [ ./darwin.patch ];
-
-  buildInputs = [ ant jdk junit ];
-
-  preConfigure =
-    ''
-      substituteInPlace src/main/org/newsclub/net/unix/NativeUnixSocketConfig.java \
-        --replace /opt/newsclub/lib-native $out/lib
-    '';
-
-  buildPhase = "ant";
-
-  ANT_ARGS =
-    # Note that our OpenJDK on Darwin is currently 32-bit, so we have to build a 32-bit dylib.
-    (if stdenv.is64bit then [ "-Dskip32=true" ] else [ "-Dskip64=true" ])
-    ++ [ "-Dgcc=${stdenv.cc.targetPrefix}cc" "-Dant.build.javac.source=1.6" ]
-    ++ lib.optional stdenv.isDarwin "-DisMac=true";
-
-  installPhase =
-    ''
-      mkdir -p $out/share/java $out/lib
-      cp -v dist/*.jar $out/share/java
-      cp -v lib-native/*.so lib-native/*.dylib $out/lib/
-    '';
-
-  meta = {
-    description = "A Java/JNI library for using Unix Domain Sockets from Java";
-    homepage = "https://github.com/kohlschutter/junixsocket";
-    license = lib.licenses.asl20;
-    platforms = lib.platforms.linux ++ lib.platforms.darwin;
-  };
-}
diff --git a/pkgs/development/libraries/java/swt/awt-libs.patch b/pkgs/development/libraries/java/swt/awt-libs.patch
new file mode 100644
index 000000000000..6c3ff53b7983
--- /dev/null
+++ b/pkgs/development/libraries/java/swt/awt-libs.patch
@@ -0,0 +1,8 @@
+--- a/make_linux.mak
++++ b/make_linux.mak
+@@ -63,4 +63,4 @@
+
+ AWT_LFLAGS = -shared ${SWT_LFLAGS}
+-AWT_LIBS = -L$(AWT_LIB_PATH) -ljawt
++AWT_LIBS = `pkg-config --libs x11` -L$(AWT_LIB_PATH) -ljawt
+
diff --git a/pkgs/development/libraries/java/swt/default.nix b/pkgs/development/libraries/java/swt/default.nix
index bf35490f9a88..b85b348a9640 100644
--- a/pkgs/development/libraries/java/swt/default.nix
+++ b/pkgs/development/libraries/java/swt/default.nix
@@ -1,73 +1,158 @@
-{ stdenv, lib, fetchurl, unzip, jdk, pkg-config, gtk2
-, libXt, libXtst, libXi, libGLU, libGL, webkitgtk, libsoup, xorg
-, pango, gdk-pixbuf, glib
+{ lib
+, stdenv
+, canonicalize-jars-hook
+, fetchzip
+, pkg-config
+, atk
+, glib
+, gtk2
+, jdk
+, libGL
+, libGLU
+, libXt
+, libXtst
+, gnome2
 }:
 
 let
   platformMap = {
     x86_64-linux =
       { platform = "gtk-linux-x86_64";
-        sha256 = "1qq0pjll6030v4ml0hifcaaik7sx3fl7ghybfdw95vsvxafwp2ff"; };
+        sha256 = "17frac2nsx22hfa72264as31rn35hfh9gfgy0n6wvc3knl5d2716"; };
     i686-linux =
       { platform = "gtk-linux-x86";
-        sha256 = "03mhzraikcs4fsz7d3h5af9pw1bbcfd6dglsvbk2ciwimy9zj30q"; };
+        sha256 = "13ca17rga9yvdshqvh0sfzarmdcl4wv4pid0ls7v35v4844zbc8b"; };
     x86_64-darwin =
       { platform = "cocoa-macosx-x86_64";
-        sha256 = "00k1mfbncvyh8klgmk0891w8jwnd5niqb16j1j8yacrm2smmlb05"; };
+        sha256 = "0wjyxlw7i9zd2m8syd6k1q85fj8pzhxlfsrl8fpgsj37p698bd0a"; };
   };
 
-  metadata = assert platformMap ? ${stdenv.hostPlatform.system}; platformMap.${stdenv.hostPlatform.system};
-
+  metadata = assert platformMap ? ${stdenv.hostPlatform.system};
+    platformMap.${stdenv.hostPlatform.system};
 in stdenv.mkDerivation rec {
+  pname = "swt";
   version = "4.5";
   fullVersion = "${version}-201506032000";
-  pname = "swt";
 
   hardeningDisable = [ "format" ];
 
   # Alas, the Eclipse Project apparently doesn't produce source-only
   # releases of SWT.  So we just grab a binary release and extract
   # "src.zip" from that.
-  src = fetchurl {
-    url = "http://archive.eclipse.org/eclipse/downloads/drops4/R-${fullVersion}/${pname}-${version}-${metadata.platform}.zip";
-    sha256 = metadata.sha256;
+  src = fetchzip {
+    url = "https://archive.eclipse.org/eclipse/downloads/drops4/" +
+      "R-${fullVersion}/${pname}-${version}-${metadata.platform}.zip";
+    inherit (metadata) sha256;
+    stripRoot = false;
+    extraPostFetch = ''
+      mkdir "$unpackDir"
+      cd "$unpackDir"
+
+      renamed="$TMPDIR/src.zip"
+      mv "$out/src.zip" "$renamed"
+      unpackFile "$renamed"
+      rm -r "$out"
+
+      mv "$unpackDir" "$out"
+    '';
   };
 
-  sourceRoot = ".";
+  nativeBuildInputs = [
+    canonicalize-jars-hook
+    pkg-config
+  ];
+  buildInputs = [
+    atk
+    gtk2
+    jdk
+    libGL
+    libGLU
+    libXtst
+    gnome2.gnome_vfs
+    gnome2.libgnome
+    gnome2.libgnomeui
+  ] ++ lib.optionals (lib.hasPrefix "8u" jdk.version) [
+    libXt
+  ];
 
-  nativeBuildInputs = [ unzip pkg-config ];
-  buildInputs = [ jdk gtk2 libXt libXtst libXi libGLU libGL webkitgtk libsoup ];
+  patches = [ ./awt-libs.patch ./gtk-libs.patch ];
 
-  NIX_LFLAGS = toString (map (x: "-L${lib.getLib x}/lib") [ xorg.libX11 pango gdk-pixbuf glib ]) +
-    " -lX11 -lpango-1.0 -lgdk_pixbuf-2.0 -lglib-2.0";
+  prePatch = ''
+    # clear whitespace from makefiles (since we match on EOL later)
+    sed -i 's/ \+$//' ./*.mak
+  '';
+
+  postPatch = let makefile-sed = builtins.toFile "swt-makefile.sed" (''
+    # fix pkg-config invocations in CFLAGS/LIBS pairs.
+    #
+    # change:
+    #     FOOCFLAGS = `pkg-config --cflags `foo bar`
+    #     FOOLIBS = `pkg-config --libs-only-L foo` -lbaz
+    # into:
+    #     FOOCFLAGS = `pkg-config --cflags foo bar`
+    #     FOOLIBS = `pkg-config --libs foo bar`
+    #
+    # the latter works more consistently.
+    /^[A-Z0-9_]\+CFLAGS = `pkg-config --cflags [^`]\+`$/ {
+      N
+      s'' +
+        "/" + ''
+          ^\([A-Z0-9_]\+\)CFLAGS = `pkg-config --cflags \(.\+\)`\
+          \1LIBS = `pkg-config --libs-only-L .\+$'' +
+        "/" + ''
+          \1CFLAGS = `pkg-config --cflags \2`\
+          \1LIBS = `pkg-config --libs \2`'' +
+        "/\n" + ''
+    }
+    # fix WebKit libs not being there
+    s/\$(WEBKIT_LIB) \$(WEBKIT_OBJECTS)$/\0 `pkg-config --libs glib-2.0`/g
+  ''); in ''
+    declare -a makefiles=(./*.mak)
+    sed -i -f ${makefile-sed} "''${makefiles[@]}"
+    # assign Makefile variables eagerly & change backticks to `$(shell …)`
+    sed -i -e 's/ = `\([^`]\+\)`/ := $(shell \1)/' \
+      -e 's/`\([^`]\+\)`/$(shell \1)/' \
+      "''${makefiles[@]}"
+  '';
 
   buildPhase = ''
-    unzip src.zip -d src
+    runHook preBuild
 
-    cd src
-    sed -i "s#^LFLAGS =#LFLAGS = $NIX_LFLAGS #g"  *.mak
     export JAVA_HOME=${jdk}
 
-    sh ./build.sh
+    ./build.sh
 
     mkdir out
-    javac -d out/ $(find org/ -name "*.java")
+    find org/ -name '*.java' -type f -exec javac -d out/ {} +
+
+    runHook postBuild
   '';
 
   installPhase = ''
-    mkdir -p $out/lib
-    cp *.so $out/lib
+    runHook preInstall
 
-    mkdir -p $out/jars
-    cp version.txt out/
-    cd out && jar -c * > $out/jars/swt.jar
+    if [ -n "$prefix" ]; then
+      mkdir -p "$prefix"
+    fi
+
+    mkdir -p "$out/lib"
+    cp -t "$out/lib" ./*.so
+
+    mkdir -p "$out/jars"
+    cp -t out/ version.txt
+    (cd out && jar -c *) > "$out/jars/swt.jar"
+
+    runHook postInstall
   '';
 
   meta = with lib; {
-    homepage = "http://www.eclipse.org/swt/";
-    description = "An widget toolkit for Java to access the user-interface facilities of the operating systems on which it is implemented";
+    homepage = "https://www.eclipse.org/swt/";
+    description = ''
+      A widget toolkit for Java to access the user-interface facilities of
+      the operating systems on which it is implemented.
+    '';
     license = licenses.epl10;
-    maintainers = with maintainers; [ pSub ];
-    platforms = with platforms; linux;
+    maintainers = with maintainers; [ bb010g ];
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/development/libraries/java/swt/gtk-libs.patch b/pkgs/development/libraries/java/swt/gtk-libs.patch
new file mode 100644
index 000000000000..cd13082b5df7
--- /dev/null
+++ b/pkgs/development/libraries/java/swt/gtk-libs.patch
@@ -0,0 +1,14 @@
+--- a/make_linux.mak
++++ b/make_linux.mak
+@@ -53,9 +53,4 @@
+
+-# Do not use pkg-config to get libs because it includes unnecessary dependencies (i.e. pangoxft-1.0)
+-GTKCFLAGS = `pkg-config --cflags gtk+-$(GTK_VERSION) gtk+-unix-print-$(GTK_VERSION)`
++GTKCFLAGS = `pkg-config --cflags gtk+-$(GTK_VERSION) gthread-2.0 gtk+-unix-print-$(GTK_VERSION) x11 xtst`
++GTKLIBS = `pkg-config --libs gtk+-$(GTK_VERSION) gthread-2.0 gtk+-unix-print-$(GTK_VERSION) x11 xtst`
+-ifeq ($(GTK_VERSION), 3.0)
+-GTKLIBS = `pkg-config --libs-only-L gtk+-$(GTK_VERSION) gthread-2.0` $(XLIB64) -L/usr/X11R6/lib -lgtk-3 -lgdk-3 -lcairo -lgthread-2.0 -lXtst
+-else
+-GTKLIBS = `pkg-config --libs-only-L gtk+-$(GTK_VERSION) gthread-2.0` $(XLIB64) -L/usr/X11R6/lib -lgtk-x11-$(GTK_VERSION) -lgthread-2.0 -lXtst
+-endif
+
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index cd0b8fcb0a1a..d6ef1ba05e02 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -153,6 +153,12 @@ with pkgs;
 
   appindicator-sharp = callPackage ../development/libraries/appindicator-sharp { };
 
+  canonicalize-jar = callPackage ../build-support/java/canonicalize-jar.nix { };
+  canonicalize-jars-hook = makeSetupHook {
+    name = "canonicalize-jars-hook";
+    substitutions = { canonicalize_jar = canonicalize-jar; };
+  } ../build-support/setup-hooks/canonicalize-jars.sh;
+
   ensureNewerSourcesHook = { year }: makeSetupHook {}
     (writeScript "ensure-newer-sources-hook.sh" ''
       postUnpackHooks+=(_ensureNewerSources)
@@ -20153,10 +20159,6 @@ with pkgs;
 
   jflex = callPackage ../development/libraries/java/jflex { };
 
-  junit = callPackage ../development/libraries/java/junit { antBuild = releaseTools.antBuild; };
-
-  junixsocket = callPackage ../development/libraries/java/junixsocket { };
-
   lombok = callPackage ../development/libraries/java/lombok { };
 
   lucene = callPackage ../development/libraries/java/lucene { };