--- a/emacs.rst	Sun Dec 28 00:49:35 2014 +0200
+++ b/emacs.rst	Sat Jan 03 14:01:24 2015 +0200
@@ -31,8 +31,11 @@
   http://emacsformacosx.com/
                 Clean GNU Emacs for Mac OS X.
 
+Development.
+============
+
 Variables.
-==========
+----------
 
 Select one of::
 
@@ -40,11 +43,21 @@
   (setq variable value)
   (defvar variable value "documentation")
 
-or (replace <colon> with::
+or file local::
+
+  # Local variables:
+  # variable: value
+  # End:
 
-  # Local variables<colon>
-  # variable<colon> value
-  # End<colon>
+Find variable/function/feature by name or value.
+------------------------------------------------
+::
+
+  (apropos-value "PATT")
+  (apropos-variable "PATT")
+  (apropos-function "PATT")
+  (apropos-library "PATT")
+  (apropos-documentation "PATT")
 
 Debugging.
 ==========