--- /dev/null
+--- a/setup.py.orig 2020-03-18 11:44:06.137323823 +0200
++++ b/setup.py 2020-03-18 11:43:55.230585230 +0200
+@@ -4,7 +4,7 @@
+ # See LICENSE.txt for details.
+
+ import os.path
+-from setuptools import Feature, setup
++from setuptools import setup
+ import sys
+
+ try:
+@@ -42,34 +42,6 @@
+ """
+
+
+-class AccelFeature(Feature):
+- def __init__(self, have_cython):
+- self.have_cython = have_cython
+- self.extensions = []
+-
+- Feature.__init__(
+- self,
+- description="optional C accelerator modules (broken)",
+- standard=False,
+- available=have_cython,
+- ext_modules=self.extensions
+- )
+-
+- def include_in(self, dist):
+- if not self.have_cython:
+- sys.stderr.write(
+- "ERROR: Cython is required to compile accelerator modules.\n")
+- sys.exit(1)
+-
+- sys.stderr.write(
+- "WARNING: Accelerator modules are broken.\n"
+- "WARNING: You should only use --with-accel "
+- "if you are trying to fix them.\n")
+-
+- self.extensions.extend(cythonize("miniamf/_accel/*.pyx"))
+- Feature.include_in(self, dist)
+-
+-
+ def get_version():
+ """
+ Retrieve the version number from miniamf/_version.py. It is
+@@ -147,7 +119,6 @@
+ "miniamf", "miniamf._accel", "miniamf.adapters", "miniamf.util"
+ ],
+ install_requires=["six", "defusedxml"],
+- features={"accel": AccelFeature(have_cython)},
+ test_suite="tests",
+ zip_safe=True,
+ extras_require={