python3Packages.libarchive-c: patch to build on darwin

https://hydra.nixos.org/build/304767823/nixlog/4/tail
I'm not sure why the issue doesn't happen on linux.

pkgs/development/python-modules/libarchive-c/default.nix

@@ -3,6 +3,7 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch,
   libarchive,
   glibcLocales,
   mock,
@@ -21,6 +22,14 @@ buildPythonPackage rec {
     sha256 = "sha256-JqXTV1aD3k88OlW+8rT3xsDuW34+1xErG7hkupvL7Uo=";
   };
 
+  patches = [
+    # https://github.com/Changaco/python-libarchive-c/pull/141
+    (fetchpatch {
+      url = "https://github.com/Changaco/python-libarchive-c/commit/e0e2a47b2403632642ee932dd56acd11e4a79efe.diff";
+      hash = "sha256-C9eD4cGQOIdBYy4ytom49lA/Jaarj7LbSIgjxCk/H84=";
+    })
+  ];
+
   LC_ALL = "en_US.UTF-8";
 
   postPatch = ''