-echo "Note: Warnings about 'AC_CONFIG_SUBDIRS: you should use literals' are ok"
-echo "Regenerating configure with autoconf 2.5x"
-autoconf -o ../configure configure.ac || die "autoconf failed"
+aclocal --version | egrep '1\.9\.2' > /dev/null
+if test $? -ne 0 ; then
+ die "Your aclocal was not detected as being 1.9.2"
+fi
+autoheader --version | egrep '2\.59' > /dev/null
+if test $? -ne 0 ; then
+ die "Your autoheader was not detected as being 2.59"
+fi
+libtool --version | grep '1\.5\.10' > /dev/null
+if test $? -ne 0 ; then
+ die "Your libtool was not detected as being 1.5.10"
+fi
+echo ""
+echo "### NOTE: ############################################################"
+echo "### If you get *any* warnings from autoconf below you MUST fix the"
+echo "### scripts in the m4 directory because there are future forward"
+echo "### compatibility or platform support issues at risk. Please do NOT"
+echo "### commit any configure script that was generated with warnings"
+echo "### present. You should get just three 'Regenerating..' lines."
+echo "######################################################################"
+echo ""
+echo "Regenerating aclocal.m4 with aclocal 1.9.2"
+cwd=`pwd`
+aclocal --force -I $cwd/m4 || die "aclocal failed"
+echo "Regenerating configure with autoconf 2.59"
+autoconf --force --warnings=all -o ../$outfile $configfile || die "autoconf failed"