+S reliance?

[Brenden Conte]

In the install documents, it says to be sure to set the +S attribute in
the imap directory.

Is there any hard reliance on this?  If i use a filesystem that doesn't
support +S, are things going to break?

Thanks,
-- 
Brenden Conte
System Programmer, C&CT
Rensselaer Polytechnic Institute
(518)276-2540

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