new (Gem::Package::TarReader::Entry)

    # File lib/rubygems/package.rb, line 322
          def initialize(header, anIO)
            @io = anIO
            @name = header.name
            @mode = header.mode
            @uid = header.uid
            @gid = header.gid
            @size = header.size
            @mtime = header.mtime
            @checksum = header.checksum
            @typeflag = header.typeflag
            @linkname = header.linkname
            @magic = header.magic
            @version = header.version
            @uname = header.uname
            @gname = header.gname
            @devmajor = header.devmajor
            @devminor = header.devminor
            @prefix = header.prefix
            @read = 0
            @orig_pos = @io.pos
          end