Re: emacs-28 b4f47d2: Use @pxref when necessary

[Robert Pluim <rpluim@gmail.com>]

>>>>> On Thu, 25 Nov 2021 10:19:22 +0100, Robert Pluim <rpluim@gmail.com> said:
    Robert> This is "(see @ref", not "see @ref". The latter works correctly. Maybe
    Robert> this can be fixed in info.el as you say (it would certainly clean up
    Robert> the display of org.info).

Something like this, with 'Also *note'/'See also *note' as a bonus,
although that might be going a bit far.

diff --git a/lisp/info.el b/lisp/info.el
index 8c08eaec3c..40995d0ba1 100644
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -4858,9 +4858,17 @@ Info-fontify-node
 		    ;; an end of sentence
 		    (skip-syntax-backward " ("))
                   (setq other-tag
-			(cond ((save-match-data (looking-back "\\(^\\| \\)see"
+			(cond ((save-match-data (looking-back "\\(^\\|[ (]\\)see"
                                                               (- (point) 4)))
 			       "")
+                              ((save-match-data (let ((case-fold-search nil))
+                                                  (looking-back "\\(^\\| \\)also"
+                                                              (- (point) 5))))
+			       "")
+                              ((save-match-data (let ((case-fold-search nil))
+                                                  (looking-back "\\(^\\| \\)Also"
+                                                              (- (point) 5))))
+			       "see ")
 			      ((save-match-data (looking-back "\\(^\\| \\)in"
                                                               (- (point) 3)))
 			       "")