apt: remove, broken with gcc9

pkgs/tools/package-management/apt/default.nix

@@ -1,55 +0,0 @@
-{ stdenv, lib, fetchzip, pkgconfig, cmake, perlPackages, curl, gtest, lzma, bzip2, lz4
-, db, dpkg, libxslt, docbook_xsl, docbook_xml_dtd_45
-
-# used when WITH_DOC=ON
-, w3m
-, doxygen
-
-# used when WITH_NLS=ON
-, gettext
-
-# opts
-, withDocs ? true
-, withNLS ? true
-}:
-
-stdenv.mkDerivation rec {
-  pname = "apt";
-
-  version = "1.4.6";
-
-  src = fetchzip {
-    url = "https://launchpad.net/ubuntu/+archive/primary/+files/apt_${version}.tar.xz";
-    sha256 = "0ahwhmscrmnpvl1r732wg93dzkhv8c1sph2yrqgsrhr73c1616ix";
-  };
-
-  nativeBuildInputs = [ pkgconfig ];
-
-  buildInputs = [
-    cmake perlPackages.perl curl gtest lzma bzip2 lz4 db dpkg libxslt.bin
-  ] ++ lib.optionals withDocs [
-    doxygen perlPackages.Po4a w3m docbook_xml_dtd_45
-  ] ++ lib.optionals withNLS [
-    gettext
-  ];
-
-  preConfigure = ''
-    cmakeFlagsArray+=(
-      -DBERKELEY_DB_INCLUDE_DIRS=${db.dev}/include
-      -DDOCBOOK_XSL="${docbook_xsl}"/share/xml/docbook-xsl
-      -DROOT_GROUP=root
-      -DWITH_DOC=${if withDocs then "ON" else "OFF"}
-      -DUSE_NLS=${if withNLS then "ON" else "OFF"}
-    )
-  '';
-
-  enableParallelBuilding = true;
-
-  meta = with lib; {
-    description = "";
-    homepage = https://launchpad.net/ubuntu/+source/apt;
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = with maintainers; [ cstrahan ];
-  };
-}

pkgs/top-level/all-packages.nix

@@ -744,11 +744,6 @@ in
 
   apg = callPackage ../tools/security/apg { };
 
-  apt = callPackage ../tools/package-management/apt {
-    # include/c++/6.4.0/cstdlib:75:25: fatal error: stdlib.h: No such file or directory
-    stdenv = gcc5Stdenv;
-  };
-
   apt-dater = callPackage ../tools/package-management/apt-dater { };
 
   autorevision = callPackage ../tools/misc/autorevision { };