rfkill: remove

rfkill was subsumed by util-linux in 2017 [1], and the upstream has not
been updated in over 5 years [2]. This package shadows the rfkill from
util-linux, so it can be completely removed with no breaking changes,
because util-linux is in the base package set in nixos/system-path.

[1] util-linux/util-linux@d17fb72
[2] https://git.sipsolutions.net/rfkill.git/log/

nixos/modules/tasks/network-interfaces.nix

@@ -1129,7 +1129,6 @@ in
       ++ optionals config.networking.wireless.enable [
         pkgs.wirelesstools # FIXME: obsolete?
         pkgs.iw
-        pkgs.rfkill
       ]
       ++ bridgeStp;
 

pkgs/desktops/deepin/dde-api/default.nix

@@ -20,7 +20,7 @@
 , librsvg
 , poppler
 , pulseaudio
-, rfkill
+, utillinux
 , xcur2png
 }:
 
@@ -49,7 +49,7 @@ buildGoPackage rec {
     blur-effect # run (is it really needed?)
     coreutils   # run (is it really needed?)
     fontconfig  # run (is it really needed?)
-    rfkill      # run
+    utillinux   # run
     xcur2png    # run
     grub2       # run (is it really needed?)
   ];

pkgs/tools/bluetooth/blueberry/default.nix

@@ -8,7 +8,7 @@
 , intltool
 , pavucontrol
 , python3Packages
-, rfkill
+, utillinux
 , wrapGAppsHook
 }:
 
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     cinnamon.xapps
     gnome3.gnome-bluetooth
     python3Packages.python
-    rfkill
+    utillinux
   ];
 
   pythonPath = with python3Packages; [
@@ -68,8 +68,8 @@ stdenv.mkDerivation rec {
       --replace /usr/lib/blueberry $out/lib/blueberry \
       --replace /usr/share $out/share
     substituteInPlace $out/lib/blueberry/rfkillMagic.py \
-      --replace /usr/bin/rfkill ${rfkill}/bin/rfkill \
-      --replace /usr/sbin/rfkill ${rfkill}/bin/rfkill \
+      --replace /usr/bin/rfkill ${utillinux}/bin/rfkill \
+      --replace /usr/sbin/rfkill ${utillinux}/bin/rfkill \
       --replace /usr/lib/blueberry $out/lib/blueberry
     substituteInPlace $out/share/applications/blueberry.desktop \
       --replace Exec=blueberry Exec=$out/bin/blueberry

pkgs/top-level/aliases.nix

@@ -470,6 +470,7 @@ mapAliases ({
   recordmydesktop = throw "recordmydesktop has been removed from nixpkgs, as it's unmaintained and uses deprecated libraries"; # added 2019-12-10
   gtk-recordmydesktop = throw "gtk-recordmydesktop has been removed from nixpkgs, as it's unmaintained and uses deprecated libraries"; # added 2019-12-10
   qt-recordmydesktop = throw "qt-recordmydesktop has been removed from nixpkgs, as it's abandoned and uses deprecated libraries"; # added 2019-12-10
+  rfkill = throw "rfkill has been removed, as it's included in util-linux"; # added 2020-08-23
   rkt = throw "rkt was archived by upstream"; # added 2020-05-16
   ruby_2_0_0 = throw "deprecated 2018-0213: use a newer version of ruby";
   ruby_2_1_0 = throw "deprecated 2018-0213: use a newer version of ruby";

pkgs/top-level/all-packages.nix

@@ -18149,8 +18149,6 @@ in
 
   regionset = callPackage ../os-specific/linux/regionset { };
 
-  rfkill = callPackage ../os-specific/linux/rfkill { };
-
   rfkill_udev = callPackage ../os-specific/linux/rfkill/udev.nix { };
 
   riscv-pk = callPackage ../misc/riscv-pk { };