Check that 'configure' is generated by GNU Autoconf 2.69 (GH-28156)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e37e1d3cf1855f4db807a47f097c5e9847655bd7..9f06fd33cc07e8bede8fc4fa2f2a441d47b60843 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -99,6 +99,8 @@ jobs:
           fi
       - name: Check exported libpython symbols
         run: make smelly
+      - name: Check Autoconf version 2.69
+        run: grep "Generated by GNU Autoconf 2.69" configure
 
   build_win32:
     name: 'Windows (x86)'