Commit f59c5859 for xz

commit f59c5859600b5dfeaa618fcc04e9e3bb2b005f5c
Author: Lasse Collin <lasse.collin@tukaani.org>
Date:   Thu Apr 17 18:16:40 2025 +0300

    xz: Don't mention lzip's sync flush marker on the man page

    The sync flush marker isn't valid in .lz files. The sync flush marker
    may be used by lzlib, but the resulting streams are only meant to be
    decoded by lzlib itself. lzlib's docs make this clear.

    Reported-by: Antonio Diaz Diaz
    Link: https://www.mail-archive.com/xz-devel@tukaani.org/msg00700.html
    Link: https://www.mail-archive.com/xz-devel@tukaani.org/msg00701.html

diff --git a/src/xz/xz.1 b/src/xz/xz.1
index 0bc30a9a..6e37b426 100644
--- a/src/xz/xz.1
+++ b/src/xz/xz.1
@@ -615,7 +615,7 @@ Compression is not supported.
 .IP ""
 The
 .B .lz
-format version 0 and the unextended version 1 are supported.
+format versions 0 and 1 are supported.
 Version 0 files were produced by
 .B lzip
 1.3 and older.
@@ -625,15 +625,8 @@ People might have old personal files in this format too.
 Decompression support for the format version 0 was removed in
 .B lzip
 1.18.
-.IP ""
 .B lzip
 1.4 and later create files in the format version 1.
-The sync flush marker extension to the format version 1 was added in
-.B lzip
-1.6.
-This extension is rarely used and isn't supported by
-.B xz
-(diagnosed as corrupt input).
 .TP
 .B raw
 Compress or uncompress a raw stream (no headers).