1 files changed, 3 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index 3809207a52d..6e28e01e356 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -1006,6 +1006,9 @@ with Custom.
 
 * Lisp Changes in Emacs 21.4
 
+** A function's docstring can now hold the function's usage info on
+its last line.  It should match the regexp "\n\n(fn.*)\\'".
+
 ** New CCL functions `lookup-character' and `lookup-integer' access
 hash tables defined by the Lisp function `define-translation-hash-table'.