and the line with the unregister.sh script down to the bottom of
the plist. Silences all the blurb about ".../*.haddock doesn't exist
or isn't a file."
and write a range of common variations of archive format including
V7, USTAR, POSIX and GNU formats. It provides support for packing
and unpacking portable archives. This makes it suitable for
distribution but not backup because details like file ownership and
exact permissions are not preserved.
(this library is a requirement for the next darcs release)
