Install autoconf 2.71 in the docker image. Upstream libffi requires autoconf 2.71, so we should try to use it too.
blank_issues_enabled: true
contact_links:
  - name: Ask a Question
    url: https://github.com/pyodide/pyodide/discussions
    about: Ask and answer Pyodide related questions
  - name: 💬 Gitter
    url: https://gitter.im/pyodide/community
    about: Chat with Pyodide community

blank_issues_enabled: true
contact_links:
  - name: Ask a Question
    url: https://github.com/pyodide/pyodide/discussions
    about: Ask and answer Pyodide related questions
  - name: 💬 Gitter
    url: https://gitter.im/pyodide/community
    about: Chat with Pyodide community
