CTRL-ALT-DEL Password Change Problem

[Luke Kenneth Casson Leighton]

> > It sets that somewhere in the code I'm afraid.  I noticed the
> > problem last week while I was working on something else.
> > I'll try to look at it some when I get back to the office
> > on Tuesday if you can wait.
> 
> Probably there is a -1 conversion issue with pass_can_change_time, as there was
> with pass_must_change_time.

good point.  although gerald fixed this (thanx!) although there may be
more to it.

basically, all these problems started occurring when i stopped returning
0x7fff ffff ffff ffff for time-fields.