Install autoreconf dependencies

Author: vstinner

.github/workflows/build.yml

@@ -135,7 +135,9 @@ jobs:
           path: config.cache
           key: ${{ github.job }}-${{ runner.os }}-${{ needs.check_source.outputs.config_hash }}-${{ env.pythonLocation }}
       - name: Install Dependencies
-        run: sudo ./.github/workflows/posix-deps-apt.sh
+        run: |
+          sudo ./.github/workflows/posix-deps-apt.sh
+          sudo apt-get -yq install autotools-dev autoconf autoconf-archive pkgconf pkg-config
       - name: Add ccache to PATH
         run: echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
       - name: Configure ccache action