Fix Python 3.13

.github/workflows/tests.yml

@@ -139,7 +139,7 @@ jobs:
           # cffi will probably have no public release until a Python 3.13 beta
           # or even RC release, see https://github.com/python-cffi/cffi/issues/23
           echo "cffi @ git+https://github.com/python-cffi/cffi.git@954cab4f889fb019a7f90df153ee1be501495f58" > cffi_constraint.txt
-          PIP_CONSTRAINT=cffi_constraint.txt pip install cffi
+          PIP_CONSTRAINT=$PWD/cffi_constraint.txt pip install cffi
       - name: Install Build Dependencies
         if: matrix.python-version != '3.13.0-alpha - 3.13.0'
         run: |
@@ -194,7 +194,7 @@ jobs:
           echo "cffi @ git+https://github.com/python-cffi/cffi.git@954cab4f889fb019a7f90df153ee1be501495f58" > cffi_constraint.txt
           # Use "--pre" here because dependencies with support for this future
           # Python release may only be available as pre-releases
-          PIP_CONSTRAINT=cffi_constraint.txt pip install --pre .[test]
+          PIP_CONSTRAINT=$PWD/cffi_constraint.txt pip install --pre .[test]
       - name: Install AccessControl and dependencies
         if: matrix.python-version != '3.13.0-alpha - 3.13.0'
         run: |
@@ -309,7 +309,7 @@ jobs:
           unzip -n dist/AccessControl-*whl -d src
           # Use "--pre" here because dependencies with support for this future
           # Python release may only be available as pre-releases
-          PIP_CONSTRAINT=cffi_constraint.txt pip install --pre -U -e .[test]
+          PIP_CONSTRAINT=$PWD/cffi_constraint.txt pip install --pre -U -e .[test]
       - name: Install AccessControl
         if: ${{ !startsWith(matrix.python-version, '3.13.0-alpha - 3.13.0') }}
         run: |

.meta.toml

@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/c-code
 [meta]
 template = "c-code"
-commit-id = "fc37b50c"
+commit-id = "1351c95d"
 
 [python]
 with-appveyor = true

setup.cfg

@@ -1,7 +1,5 @@
 # Generated from:
 # https://github.com/zopefoundation/meta/tree/master/config/c-code
-[bdist_wheel]
-universal = 0
 
 [zest.releaser]
 create-wheel = no