//		if err != nil {
//			log.Fatal(err)
//		}
//		if _, err = io.Copy(wf, r); err != nil {
//			log.Fatal(err)
//		}
//		if err := w.Close(); err != nil {
//			log.Fatal(err)
//		}
//		return buf.Bytes()
//	}
//
// The 4 GB of zeros compresses to 4 MB, which compresses to 20 kB,
// which compresses to 1252 bytes (in the hex dump below).
//

			PAXRecords: map[string]string{"mtime": "1400000000"},
			Format:     FormatPAX,
		}},
	}, {
		file: "testdata/nil-uid.tar", // golang.org/issue/5290
		headers: []*Header{{
			Name:     "P1050238.JPG.log",
			Mode:     0664,
			Uid:      0,
			Gid:      0,
			Size:     14,
			ModTime:  time.Unix(1365454838, 0),
			Typeflag: TypeReg,
			Linkname: "",
			Uname:    "eyefi",
			Gname:    "eyefi",