Improve indexing.

[bpt/emacs.git] / lispref / os.texi

diff --git a/lispref/os.texi b/lispref/os.texi
index cc1325e..c1e16c7 100644 (file)
--- a/lispref/os.texi
+++ b/lispref/os.texi
@@ -1871,6 +1871,7 @@ is called with one argument, a property list that describes the sound.
 
 @node X11 Keysyms
 @section Operating on X11 Keysyms
+@cindex x11 keysyms
 
 To define system-specific X11 keysyms, set the variable
 @code{system-key-alist}.