emacs-28 7236592: Refer to mouse-highlight from make-pointer-invisible docstring

[Stefan Kangas]

branch: emacs-28
commit 72365926685089791f97968b63b3632807abbdff
Author: Stefan Kangas <stefan@marxist.se>
Commit: Stefan Kangas <stefan@marxist.se>

    Refer to mouse-highlight from make-pointer-invisible docstring
    
    * src/frame.c (syms_of_frame) <Vmake_pointer_invisible>: Doc fix;
    add reference to 'mouse-highlight'.  (Bug#42889)
---
 src/frame.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/frame.c b/src/frame.c
index f955668..2b1cb45 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -6238,7 +6238,10 @@ when the mouse is over clickable text.  */);
 
   DEFVAR_LISP ("make-pointer-invisible", Vmake_pointer_invisible,
                doc: /* If non-nil, make mouse pointer invisible while typing.
-The pointer becomes visible again when the mouse is moved.  */);
+The pointer becomes visible again when the mouse is moved.
+
+When using this, you might also want to disable highlighting of
+clickable text.  See `mouse-highlight'.  */);
   Vmake_pointer_invisible = Qt;
 
   DEFVAR_LISP ("move-frame-functions", Vmove_frame_functions,