emacs-28 e154fd9: Refer to the info node on keymaps in map-keymap docstring

[Stefan Kangas]

branch: emacs-28
commit e154fd9119dc36dd1249ea9e372bcf8b3cae8546
Author: Stefan Kangas <stefan@marxist.se>
Commit: Stefan Kangas <stefan@marxist.se>

    Refer to the info node on keymaps in map-keymap docstring
    
    * src/keymap.c (Fmap_keymap): Doc fix; add a reference to the Info
    node '(elisp) Keymaps'.  (Bug#30958)
---
 src/keymap.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/keymap.c b/src/keymap.c
index be45d2b..940a6f4 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -629,6 +629,9 @@ the definition it is bound to.  The event may be a 
character range.
 If KEYMAP has a parent, the parent's bindings are included as well.
 This works recursively: if the parent has itself a parent, then the
 grandparent's bindings are also included and so on.
+
+For more information, see Info node `(elisp) Keymaps'.
+
 usage: (map-keymap FUNCTION KEYMAP)  */)
   (Lisp_Object function, Lisp_Object keymap, Lisp_Object sort_first)
 {