+2014-06-11 Glenn Morris <rgm@gnu.org>
+
+ * configure.ac: Require at least version 3.81 of GNU make.
+
+2014-06-10 Paul Eggert <eggert@cs.ucla.edu>
+
+ Rely on AC_CANONICAL_HOST to detect whether we're using mingw.
+ See the thread containing:
+ http://lists.gnu.org/archive/html/emacs-devel/2014-06/msg00206.html
+ * configure.ac (AC_CANONICAL_HOST): Invoke this as early as we
+ can, which is just after AM_INIT_AUTOMAKE. Then check for mingw
+ just after that.
+
+2014-06-10 Glenn Morris <rgm@gnu.org>
+
+ * Makefile.in (AUTOCONF, AUTOMAKE, AUTOHEADER, ACLOCAL):
+ New, set by configure. Use throughout where appropriate.
+
+ * Makefile.in (INFO_EXT): Remove and replace by ".info" throughout.
+ * configure.ac (INFO_EXT, INFO_OPTS): Remove output variables.
+
2014-06-08 Paul Eggert <eggert@cs.ucla.edu>
Port better to AIX (Bug#17598).