zlib: remove

configuration.nix

@@ -4,8 +4,6 @@ with pkgs.haskell.lib;
 
 final: prev: {
 
-  digest = addPkgconfigDepend prev.digest pkgs.zlib;
-
   persistent-qq = null;
 
 /*
@@ -45,6 +43,5 @@ final: prev: {
 
   sdl2-ttf = null;
 
-  zlib = prev.callPackage ./pkgs/zlib.nix { inherit (pkgs) zlib; };
 }
 

horizon.dhall

@@ -170,7 +170,6 @@ let packages =
       , yesod-persistent = H.callHackage "yesod-persistent" "1.6.0.8"
       , yesod-test = H.callHackage "yesod-test" "1.6.16"
       , zip-archive = H.callHackage "zip-archive" "0.4.3"
-      , zlib = H.callHackage "zlib" "0.6.3.0"
       }
 
 in  H.HorizonExport.MakeOverlay

horizon.lock

@@ -546,8 +546,4 @@
   , mapValue =
       "a7a002a414b4837901acea9735a7165ebc9dcf370be09295bbe4f2406ed28754"
   }
-, { mapKey = "zlib"
-  , mapValue =
-      "215fe638a3d2b13a57e51715ff23e77870555cd439a088cba30ca6d51e94694f"
-  }
 ]
\ No newline at end of file

overlay.nix

@@ -275,6 +275,4 @@ final: prev: with pkgs.haskell.lib; {
 
   zip-archive = final.callPackage (./pkgs/zip-archive.nix) { };
 
-  zlib = final.callPackage (./pkgs/zlib.nix) { };
-
 }

pkgs/zlib.nix

-{ mkDerivation, QuickCheck, base, bytestring, lib, tasty
-, tasty-quickcheck, zlib
-}:
-mkDerivation {
-  pname = "zlib";
-  version = "0.6.3.0";
-  sha256 = "9eaa989ad4534438b5beb51c1d3a4c8f6a088fdff0b259a5394fbf39aaee04da";
-  revision = "3";
-  editedCabalFile = "0hgh4rn9qinckiiwdnbp9rn0kpc06x18466i713971j03zf8wang";
-  isLibrary = true;
-  isExecutable = false;
-  enableSeparateDataOutput = false;
-  libraryHaskellDepends = [ base bytestring ];
-  librarySystemDepends = [ zlib ];
-  testHaskellDepends = [
-    base bytestring QuickCheck tasty tasty-quickcheck
-  ];
-  enableLibraryProfiling = true;
-  enableExecutableProfiling = true;
-  doHaddock = false;
-  jailbreak = true;
-  doCheck = false;
-  doBenchmark = false;
-  hyperlinkSource = false;
-  description = "Compression and decompression in the gzip and zlib formats";
-  license = lib.licenses.bsd3;
-  broken = false;
-}
\ No newline at end of file