Use m4_PACKAGE_VERSION, not AC_AUTOCONF_VERSION.

* configure.ac: The latter is only in post-2.61 autoconf.

diff --git a/configure.ac b/configure.ac
index 6608278..7b3f7de 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -337,7 +337,7 @@ dnl Allow maintainer rules under GNU make even in VPATH builds.  This does
 dnl not work in autoconf 2.61 or earlier, but we don't want to require
 dnl non-maintainers to use unreleased autoconf, hence the version test.
 dnl TODO remove the version check once autoconf 2.62 is released.
-m4_if(m4_version_compare([2.61a.100], m4_defn([AC_AUTOCONF_VERSION])), [1], [],
+m4_if(m4_version_compare([2.61a.100], m4_defn([m4_PACKAGE_VERSION])), [1], [],
       [AC_CONFIG_LINKS([GNUmakefile:GNUmakefile])])
 
 AC_CONFIG_FILES(