[$] Rejuvenating Autoconf

GNU Autoconf, awidely used build tool that shines at compatibility with avariety of Unixes, has accumulated many improvements since its last releasein 2012 - and there are patches awaiting review. While many projects have switched toother build systems, interest in Autoconf remains. Now, a small team(disclaimer: including article author Sumana Harihareswara) is rejuvenating it, working through somedeferred maintenance and code review. A testablebeta is now out, a new stable release is due in early November, andinterested parties can build on this momentum to further refresh the restof the GNUBuild System (also known as Autotools).