Problem with cygwin install.

[Ralf Habacker]

> Nope. You'll need to debug it. I tested this after Nicholas's recent
> remondier and it worked for me.
>
I have tried and recognized, that there are problems with the GNU long name
extension in archive_tar.cc. The filenames which fails are always over 100
characters long and this is the limit.
Does anyone have some informations about how this extension works ?

Ralf