--- ./configure.ac.orig	2026-02-26 09:55:07.203607843 -0700
+++ ./configure.ac	2026-02-26 09:55:47.131202217 -0700
@@ -14,7 +14,7 @@
 
 dnl we use doc_DATA in doc/Makefile.am which requires autoconf >= 2.60
 dnl to define docdir for us.
-AC_PREREQ([2.71])
+AC_PREREQ([2.69])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
