python3Packages.unicorn: fix build on aarch64

pkgs/development/python-modules/unicorn/default.nix

@@ -19,17 +19,13 @@ buildPythonPackage rec {
     ln -s ${unicorn-emu}/lib/libunicorn.a prebuilt/
   '';
 
+  # needed on non-x86 linux
+  setupPyBuildFlags = lib.optionals stdenv.isLinux [ "--plat-name" "linux" ];
+
   propagatedBuildInputs = [
     setuptools
   ];
 
-  # No tests present
-  doCheck = false;
-
-  pythonImportsCheck = [
-    "unicorn"
-  ];
-
   checkPhase = ''
     runHook preCheck
 
@@ -40,6 +36,10 @@ buildPythonPackage rec {
     runHook postCheck
   '';
 
+  pythonImportsCheck = [
+    "unicorn"
+  ];
+
   meta = with lib; {
     description = "Python bindings for Unicorn CPU emulator engine";
     homepage = "https://www.unicorn-engine.org/";