Mention more new stuff.

diff --git a/NEWS b/NEWS
index 400b94b88d82e61091dcfe67190d7027e462cca2..ac8fbe18b4486131b805944c4d7da9e41013e3f5 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,10 @@ Major changes in release 1.8:
   install.sh is distributed with Autoconf.
 * AC_OUTPUT adds its comments in C format when substituting in C files.
 * Relative srcdir values are not made absolute.
+* Autoconf-generated configure scripts are stamped with the version of
+  Autoconf that generated them, to aid debugging.
+* Namespace cleanup: all shell variables used internally by Autoconf
+  have names beginning with `ac_'.
 \f
 Major changes in release 1.7: