This implements bindings to SGI's libattr, which provides access to extended attributes on Unix systems for filesystems that support them. In particular, this provides access to extended attributes on ext3/4 and xfs on Linux (as well as other filesystems that support this interface). For more information about extended attributes, see the man page for attr(5).
To build this code, you'll need to have the libattr development headers
installed. On Fedora/RHEL the package name is
libattr-devel. On Debian/Ubuntu
the package name is
attr-dev. On Arch the package is