Merging upstream version 1.11.

Signed-off-by: Daniel Baumann <daniel@debian.org>

doc/ztest.1

@@ -1,5 +1,5 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.47.16.
-.TH ZTEST "1" "January 2021" "zutils 1.10" "User Commands"
+.TH ZTEST "1" "January 2022" "zutils 1.11" "User Commands"
 .SH NAME
 ztest \- verify the integrity of compressed files
 .SH SYNOPSIS
@@ -18,7 +18,7 @@ test when testing multiple files.
 If no files are specified, recursive searches examine the current
 working directory, and nonrecursive searches read standard input.
 .PP
-The formats supported are bzip2, gzip, lzip, and xz.
+The formats supported are bzip2, gzip, lzip, xz, and zstd.
 .PP
 Note that error detection in the xz format is broken. First, some xz
 files lack integrity information. Second, not all xz decompressors can
@@ -45,7 +45,7 @@ process only the formats in <list>
 don't read runtime configuration file
 .TP
 \fB\-O\fR, \fB\-\-force\-format=\fR<fmt>
-force the format given (bz2, gz, lz, xz)
+force the format given (bz2, gz, lz, xz, zst)
 .TP
 \fB\-q\fR, \fB\-\-quiet\fR
 suppress all messages
@@ -70,13 +70,28 @@ set compressor and options for lzip format
 .TP
 \fB\-\-xz=\fR<command>
 set compressor and options for xz format
+.TP
+\fB\-\-zst=\fR<command>
+set compressor and options for zstd format
 .SH "REPORTING BUGS"
 Report bugs to zutils\-bug@nongnu.org
 .br
 Zutils home page: http://www.nongnu.org/zutils/zutils.html
 .SH COPYRIGHT
-Copyright \(co 2021 Antonio Diaz Diaz.
+Copyright \(co 2022 Antonio Diaz Diaz.
 License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>
 .br
 This is free software: you are free to change and redistribute it.
 There is NO WARRANTY, to the extent permitted by law.
+.SH "SEE ALSO"
+The full documentation for
+.B ztest
+is maintained as a Texinfo manual.  If the
+.B info
+and
+.B ztest
+programs are properly installed at your site, the command
+.IP
+.B info zutils
+.PP
+should give you access to the complete manual.