libfpx: drop

Unused, unmaintained image processing library
stuck on an outdated version from 2016 and
untouched outside of treewides/ZHF since that bump. Per
<https://github.com/ImageMagick/libfpx/blob/9b547af9651c7147ecebbda567543cc802c8135c/ChangeLog>,
this version has known vulnerabilities. The source tarball has also
vanished from all of the mirrors.

pkgs/by-name/li/libfpx/package.nix

@@ -1,47 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  fetchpatch,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "libfpx";
-  version = "1.3.1-7";
-
-  src = fetchurl {
-    url = "mirror://imagemagick/delegates/${pname}-${version}.tar.xz";
-    sha256 = "1s28mwb06w6dj0zl6ashpj8m1qiyadawzl7cvbw7dmj1w39ipghh";
-  };
-
-  # Darwin gets misdetected as Windows without this
-  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isDarwin "-D__unix";
-
-  patches = [
-    (fetchpatch {
-      url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/media-libs/libfpx/files/libfpx-1.3.1_p6-gcc6.patch?id=f28a947813dbc0a1fd1a8d4a712d58a64c48ca01";
-      sha256 = "032y8110zgnkdhkdq3745zk53am1x34d912rai8q70k3sskyq22p";
-    })
-    # Pull upstream fix for -fno-common:
-    #  https://github.com/ImageMagick/libfpx/pull/1
-    (fetchpatch {
-      name = "fno-common.patch";
-      url = "https://github.com/ImageMagick/libfpx/commit/c32b340581ba6c88c5092f374f655c7579b598a6.patch";
-      sha256 = "1gbc0qb2ri1mj9r66wx0yn28fsr7zhhlyz2mwbica8wh34xijgz9";
-    })
-    # fix clang build: remove register keyword
-    # remove on next update
-    (fetchpatch {
-      name = "remove-register-keyword.patch";
-      url = "https://github.com/ImageMagick/libfpx/commit/5f340b0a490450b40302cc9948c7dfac60d40041.patch";
-      hash = "sha256-6m9MFb1eWGK5cMvPmTu7uh3Pac65r2HPB8wJ8xc1O5o=";
-    })
-  ];
-
-  meta = with lib; {
-    homepage = "http://www.imagemagick.org";
-    description = "Library for manipulating FlashPIX images";
-    license = "Flashpix";
-    platforms = platforms.all;
-  };
-}

pkgs/top-level/aliases.nix

@@ -991,6 +991,7 @@ mapAliases {
   libbitcoin-protocol = throw "libbitcoin-protocol has been removed as it required an obsolete version of Boost and had no maintainer in Nixpkgs"; # Added 2024-11-24
   libchop = throw "libchop has been removed due to failing to build and being unmaintained upstream"; # Added 2025-05-02
   libdwg = throw "libdwg has been removed as upstream is unmaintained, the code doesn't build without significant patches, and the package had no reverse dependencies"; # Added 2024-12-28
+  libfpx = throw "libfpx has been removed as it was unmaintained in Nixpkgs and had known vulnerabilities"; # Added 2025-05-20
   libgadu = throw "'libgadu' has been removed as upstream is unmaintained and has no dependents or maintainers in Nixpkgs"; # Added 2025-05-17
   libgcrypt_1_8 = throw "'libgcrypt_1_8' is end-of-life. Consider using 'libgcrypt' instead"; # Added 2025-01-05
   libgda = lib.warnOnInstantiate "‘libgda’ has been renamed to ‘libgda5’" libgda5; # Added 2025-01-21