build: Update a comment with the release status of Autoconf

It took a while, but Autoconf 2.70 was eventually released.

Signed-off-by: Simon McVittie <smcv@collabora.com>

diff --git a/configure.ac b/configure.ac
index c15ee151a255f071751b2163ceb8dfa3a7c16162..3abbafc5ad66c7e1bda211014f9b366c762968b8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1286,8 +1286,8 @@ AM_CONDITIONAL(DBUS_CAN_UPLOAD_DOCS,
     [test x$enable_doxygen_docs = xyes && test x$enable_xml_docs = xyes &&
      test x$enable_ducktype_docs = xyes])
 
-# Autoconf 2.70 will support this, and many distros patch this option in,
-# but Autoconf 2.70 hasn't actually been released yet.
+# Autoconf 2.70 supports this, and many distros patched this option in
+# before Autoconf 2.70 was released
 AS_IF([test -z "${runstatedir}"], [runstatedir='${localstatedir}/run'])
 AC_SUBST([runstatedir])