Function fz_open_libarchived 

pub unsafe extern "C" fn fz_open_libarchived(
    ctx: *mut fz_context,
    chain: *mut fz_stream,
) -> *mut fz_stream

libarchived filter performs generic compressed decoding of data
in any format understood by libarchive from the chained filter.

This will throw an exception if libarchive is not built in, or
if the compression format is not recognised.