diff -r 33d82b769632 -r 719703185d67 emacs.rst
--- a/emacs.rst	Tue Jun 07 14:40:58 2011 +0300
+++ b/emacs.rst	Tue Jun 07 15:00:40 2011 +0300
@@ -177,8 +177,13 @@
   system-name               - host name of the machine you are running on
   system-time-locale
   system-type               - indicating the type of operating system you are using:
-                              'gnu' (GNU Hurd), 'gnu/linux', 'gnu/kfreebsd' (FreeBSD),
-                              'darwin' (GNU-Darwin, Mac OS X), 'ms-dos', 'windows-nt', 'cygwin'
+                              'gnu' (GNU Hurd),
+                              'gnu/linux',
+                              'gnu/kfreebsd', 'berkeley-unix' for (FreeBSD),
+                              'darwin' (GNU-Darwin, Mac OS X),
+                              'ms-dos',
+                              'windows-nt',
+                              'cygwin'
   system-uses-terminfo
   dynamic-library-alist or deprecated image-library-alist
                             - alist of image types vs external libraries needed to display them