Fix and document recently introduced configuration options.

* configure.ac (--disable-features): Rename to --without-all.
(OPTION_DEFAULT_ON): Change to use with_features.
* INSTALL: Fix description.
* etc/NEWS: Mention --without-all and --enable-link-time-optimization.

2 files changed, 10 insertions, 0 deletions

diff --git a/etc/ChangeLog b/etc/ChangeLog
index 3d26c9a1351..40b1e086237 100644
--- a/etc/ChangeLog
+++ b/etc/ChangeLog
@@ -1,3 +1,7 @@
+2012-08-08  Dmitry Antipov  <dmantipov@yandex.ru>
+
+        * NEWS: Mention --without-all and --enable-link-time-optimization.
+
 2012-07-31  Jan Djärv  <jan.h.d@swipnet.se>
 
         * TODO (NS port): Add text about event loop.
diff --git a/etc/NEWS b/etc/NEWS
index e9408ff45e0..e802340608e 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -23,6 +23,12 @@ so we will look at it and add it to the manual.
 
 * Installation Changes in Emacs 24.2
 
+** New configure option '--without-all' to disable additonal features.
+This disables most of the features that are normally enabled by default.
+
+** New configure option '--enable-link-time-optimization' to utilize
+an appropriate feature provided by GCC since version 4.5.0.
+
 ** New configure option '--enable-gcc-warnings', intended for developers.
 If building with GCC, this enables compile-time checks that warn about
 possibly-questionable C code.  On a recent GNU system there should be