diff -ruN cffi-1.17.1-orig/testing/cffi0/test_zintegration.py cffi-1.17.1/testing/cffi0/test_zintegration.py
--- cffi-1.17.1-orig/testing/cffi0/test_zintegration.py	2024-09-04 14:21:06.000000000 -0500
+++ cffi-1.17.1/testing/cffi0/test_zintegration.py	2025-02-05 04:43:44.000000000 -0600
@@ -17,7 +17,7 @@
         # FUTURE: we should probably update this to use venv for at least more modern Pythons, and
         # install setuptools/pip/etc explicitly for the tests that require them (as venv has stopped including
         # setuptools and wheel by default for newer versions).
-        subprocess.check_call(['virtualenv', 
+        subprocess.check_call(['@FINK_PREFIX@/bin/virtualenv-py@PY_PKG@', 
             #'--never-download', <= could be added, but causes failures
             # in random cases on random machines
                                '-p', os.path.abspath(sys.executable),
@@ -37,7 +37,7 @@
             ])
 
     except OSError as e:
-        pytest.skip("Cannot execute virtualenv: %s" % (e,))
+        pytest.skip("Cannot execute @FINK_PREFIX@/bin/virtualenv-py@PY_PKG@: %s" % (e,))
 
     site_packages = None
     for dirpath, dirnames, filenames in os.walk(str(tmpdir)):