* commands.texi (Misc Events): vindex mouse-wheel-up-event and

* commands.texi (Misc Events): vindex mouse-wheel-up-event and
mouse-wheel-down-event, the closest thing to a definition for them.
* os.texi (Startup Summary): vindex inhibit-startup-message and
inhibit-splash-screen.
(Command-Line Arguments): vindex argv.
(Suspending Emacs): vindex suspend-tty-functions and
resume-tty-functions.  Don't want to index every hook, but having
the programming ones is helpful.