Any man entry to read what saved-user-id is?

> uname -srvmn
HP-UX hpx418 B.11.23 U ia64

Is there any man entry to read what saved-user-id is?

Alex Vinokur
email: alex DOT vinokur AT gmail DOT com
[url]http://mathforum.org/library/view/10978.html[/url]
[url]http://sourceforge.net/users/alexvn[/url]

Alex Vinokur wrote:[color=blue]
> HP-UX hpx418 B.11.23 U ia64
> Is there any man entry to read what saved-user-id is?[/color]

The getuid(2) entry says the opposite:
No means is available for ascertaining the saved-user-ID or
saved-group-ID of a process.