feature/native-comp 3266093: Improve documentation of last change

[Eli Zaretskii]

branch: feature/native-comp
commit 3266093af97420d2b8b4108f2fc0a7d02d4a34b3
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Improve documentation of last change
    
    * lisp/emacs-lisp/comp.el (comp-async-query-on-exit)
    (comp-async-report-warnings-errors): Improve wording.
---
 lisp/emacs-lisp/comp.el | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el
index 6af4ee2..c242c5c 100644
--- a/lisp/emacs-lisp/comp.el
+++ b/lisp/emacs-lisp/comp.el
@@ -124,11 +124,15 @@ Usable to modify the compiler environment."
   :type 'list)
 
 (defcustom comp-async-report-warnings-errors t
-  "Report warnings and errors from native asynchronous compilation."
+  "Whether to report warnings and errors from asynchronous native compilation."
   :type 'boolean)
 
 (defcustom comp-async-query-on-exit nil
-  "Exiting Emacs, query the user if async compilation process is running."
+  "Whether to query the user about killing async compilations when exiting.
+If this is non-nil, Emacs will ask for confirmation to exit and kill the
+asynchronous native compilations if any are running.  If nil, when you
+exit Emacs, it will silently kill those asynchronous compilations even
+if `confirm-kill-processes' is non-nil."
   :type 'boolean)
 
 (defcustom comp-native-driver-options nil