In article <110720031327074895%justin.cse.net>,
justin <justin.cse.net> wrote:
> And there is a fourth one in ~/var/root/. I would like to understand in
> which case does a system access or write to a certain Library?
First off, you're a little bit confused. ~ means your home directory. So
the directories are /Library, /System/Library, ~/Library (which is
/Users/username/Library). The fourth one is just root's ~/Library.
> Logical assumption would be that it depends on the current user, but
> for instance some of the preferences or support files are written to a
> ~/Library regardless of which user is currently logged in.