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zlib 1.3

This commit is contained in:
Mark Adler 2023-08-18 01:45:36 -07:00
parent 899ffefb19
commit 09155eaa2f
31 changed files with 87 additions and 74 deletions
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2
CMakeLists.txt
View File

@ -3,7 +3,7 @@ set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON)
project(zlib C)
set(VERSION "1.2.13.1")
set(VERSION "1.3")
set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")

21
ChangeLog
View File

@ -1,8 +1,23 @@
ChangeLog file for zlib
Changes in 1.2.13.1 (xx Oct 2022)
-
Changes in 1.3 (18 Aug 2023)
- Remove K&R function definitions and zlib2ansi
- Fix bug in deflateBound() for level 0 and memLevel 9
- Fix bug when gzungetc() is used immediately after gzopen()
- Fix bug when using gzflush() with a very small buffer
- Fix crash when gzsetparams() attempted for transparent write
- Fix test/example.c to work with FORCE_STORED
- Rewrite of zran in examples (see zran.c version history)
- Fix minizip to allow it to open an empty zip file
- Fix reading disk number start on zip64 files in minizip
- Fix logic error in minizip argument processing
- Add minizip testing to Makefile
- Read multiple bytes instead of byte-by-byte in minizip unzip.c
- Add memory sanitizer to configure (--memory)
- Various portability improvements
- Various documentation improvements
- Various spelling and typo corrections
Changes in 1.2.13 (13 Oct 2022)
- Fix configure issue that discarded provided CC definition
@ -1448,7 +1463,7 @@ Changes in 0.99 (27 Jan 96)
- fix typo in Make_vms.com (f$trnlnm -> f$getsyi)
- in fcalloc, normalize pointer if size > 65520 bytes
- don't use special fcalloc for 32 bit Borland C++
- use STDC instead of __GO32__ to avoid redeclaring exit, calloc, etc...
- use STDC instead of __GO32__ to avoid redeclaring exit, calloc, etc.
- use Z_BINARY instead of BINARY
- document that gzclose after gzdopen will close the file
- allow "a" as mode in gzopen

2
Makefile.in
View File

@ -28,7 +28,7 @@ CPP=$(CC) -E
STATICLIB=libz.a
SHAREDLIB=libz.so
SHAREDLIBV=libz.so.1.2.13.1
SHAREDLIBV=libz.so.1.3
SHAREDLIBM=libz.so.1
LIBS=$(STATICLIB) $(SHAREDLIBV)

6
README
View File

@ -1,6 +1,6 @@
ZLIB DATA COMPRESSION LIBRARY
zlib 1.2.13.1 is a general purpose data compression library. All the code is
zlib 1.3 is a general purpose data compression library. All the code is
thread safe. The data format used by the zlib library is described by RFCs
(Request for Comments) 1950 to 1952 in the files
http://tools.ietf.org/html/rfc1950 (zlib format), rfc1951 (deflate format) and
@ -31,7 +31,7 @@ Mark Nelson <markn@ieee.org> wrote an article about zlib for the Jan. 1997
issue of Dr. Dobb's Journal; a copy of the article is available at
https://marknelson.us/posts/1997/01/01/zlib-engine.html .
The changes made in version 1.2.13.1 are documented in the file ChangeLog.
The changes made in version 1.3 are documented in the file ChangeLog.
Unsupported third party contributions are provided in directory contrib/ .
@ -83,7 +83,7 @@ Acknowledgments:
Copyright notice:
(C) 1995-2022 Jean-loup Gailly and Mark Adler
(C) 1995-2023 Jean-loup Gailly and Mark Adler
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages

4
configure vendored
View File

@ -44,8 +44,6 @@ STATICLIB=libz.a
# extract zlib version numbers from zlib.h
VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < ${SRCDIR}zlib.h`
VER3=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\\.[0-9]*\).*/\1/p' < ${SRCDIR}zlib.h`
VER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < ${SRCDIR}zlib.h`
VER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < ${SRCDIR}zlib.h`
# establish commands for library building
@ -265,7 +263,7 @@ if test "$gcc" -eq 1 && ($cc -c $test.c) >> configure.log 2>&1; then
SHAREDLIB=libz$shared_ext
SHAREDLIBV=libz.$VER$shared_ext
SHAREDLIBM=libz.$VER1$shared_ext
LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBM -compatibility_version $VER1 -current_version $VER3"}
LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBM -compatibility_version $VER1 -current_version $VER"}
if "${CROSS_PREFIX}libtool" -V 2>&1 | grep Apple > /dev/null; then
AR="${CROSS_PREFIX}libtool"
elif libtool -V 2>&1 | grep Apple > /dev/null; then

2
contrib/delphi/ZLib.pas
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@ -152,7 +152,7 @@ procedure DecompressToUserBuf(const InBuf: Pointer; InBytes: Integer;
const OutBuf: Pointer; BufSize: Integer);
const
zlib_version = '1.2.13.1';
zlib_version = '1.3.0';
type
EZlibError = class(Exception);

2
contrib/dotzlib/DotZLib/UnitTests.cs
View File

@ -156,7 +156,7 @@ namespace DotZLibTests
public void Info_Version()
{
Info info = new Info();
Assert.AreEqual("1.2.13.1", Info.Version);
Assert.AreEqual("1.3.0", Info.Version);
Assert.AreEqual(32, info.SizeOfUInt);
Assert.AreEqual(32, info.SizeOfULong);
Assert.AreEqual(32, info.SizeOfPointer);

6
contrib/infback9/inftree9.c
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@ -1,5 +1,5 @@
/* inftree9.c -- generate Huffman trees for efficient decoding
* Copyright (C) 1995-2022 Mark Adler
* Copyright (C) 1995-2023 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@ -9,7 +9,7 @@
#define MAXBITS 15
const char inflate9_copyright[] =
" inflate9 1.2.13.1 Copyright 1995-2022 Mark Adler ";
" inflate9 1.3 Copyright 1995-2023 Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
@ -59,7 +59,7 @@ int inflate_table9(codetype type, unsigned short FAR *lens, unsigned codes,
static const unsigned short lext[31] = { /* Length codes 257..285 extra */
128, 128, 128, 128, 128, 128, 128, 128, 129, 129, 129, 129,
130, 130, 130, 130, 131, 131, 131, 131, 132, 132, 132, 132,
133, 133, 133, 133, 144, 77, 76};
133, 133, 133, 133, 144, 198, 203};
static const unsigned short dbase[32] = { /* Distance codes 0..31 base */
1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49,
65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073,

2
contrib/minizip/configure.ac
View File

@ -1,7 +1,7 @@
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_INIT([minizip], [1.2.13.1], [bugzilla.redhat.com])
AC_INIT([minizip], [1.3.0], [bugzilla.redhat.com])
AC_CONFIG_SRCDIR([minizip.c])
AM_INIT_AUTOMAKE([foreign])
LT_INIT

2
contrib/pascal/zlibpas.pas
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@ -10,7 +10,7 @@ unit zlibpas;
interface
const
ZLIB_VERSION = '1.2.13.1';
ZLIB_VERSION = '1.3.0';
ZLIB_VERNUM = $12a0;
type

2
contrib/vstudio/readme.txt
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@ -1,4 +1,4 @@
Building instructions for the DLL versions of Zlib 1.2.13.1
Building instructions for the DLL versions of Zlib 1.3.0
========================================================
This directory contains projects that build zlib and minizip using

8
contrib/vstudio/vc10/zlib.rc
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@ -2,8 +2,8 @@
#define IDR_VERSION1 1
IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE
FILEVERSION 1, 2, 13, 1
PRODUCTVERSION 1, 2, 13, 1
FILEVERSION 1, 3, 0, 0
PRODUCTVERSION 1, 3, 0, 0
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS_DOS_WINDOWS32
@ -17,12 +17,12 @@ BEGIN
BEGIN
VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
VALUE "FileVersion", "1.2.13.1\0"
VALUE "FileVersion", "1.3.0\0"
VALUE "InternalName", "zlib\0"
VALUE "OriginalFilename", "zlibwapi.dll\0"
VALUE "ProductName", "ZLib.DLL\0"
VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
VALUE "LegalCopyright", "(C) 1995-2022 Jean-loup Gailly & Mark Adler\0"
VALUE "LegalCopyright", "(C) 1995-2023 Jean-loup Gailly & Mark Adler\0"
END
END
BLOCK "VarFileInfo"

2
contrib/vstudio/vc10/zlibvc.def
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@ -1,7 +1,7 @@
LIBRARY
; zlib data compression and ZIP file I/O library
VERSION 1.2
VERSION 1.3
EXPORTS
adler32 @1

8
contrib/vstudio/vc11/zlib.rc
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@ -2,8 +2,8 @@
#define IDR_VERSION1 1
IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE
FILEVERSION 1, 2, 13, 1
PRODUCTVERSION 1, 2, 13, 1
FILEVERSION 1, 3, 0, 0
PRODUCTVERSION 1, 3, 0, 0
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS_DOS_WINDOWS32
@ -17,12 +17,12 @@ BEGIN
BEGIN
VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
VALUE "FileVersion", "1.2.13.1\0"
VALUE "FileVersion", "1.3.0\0"
VALUE "InternalName", "zlib\0"
VALUE "OriginalFilename", "zlibwapi.dll\0"
VALUE "ProductName", "ZLib.DLL\0"
VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
VALUE "LegalCopyright", "(C) 1995-2022 Jean-loup Gailly & Mark Adler\0"
VALUE "LegalCopyright", "(C) 1995-2023 Jean-loup Gailly & Mark Adler\0"
END
END
BLOCK "VarFileInfo"

2
contrib/vstudio/vc11/zlibvc.def
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@ -1,7 +1,7 @@
LIBRARY
; zlib data compression and ZIP file I/O library
VERSION 1.2
VERSION 1.3
EXPORTS
adler32 @1

8
contrib/vstudio/vc12/zlib.rc
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@ -2,8 +2,8 @@
#define IDR_VERSION1 1
IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE
FILEVERSION 1, 2, 13, 1
PRODUCTVERSION 1, 2, 13, 1
FILEVERSION 1, 3, 0, 0
PRODUCTVERSION 1, 3, 0, 0
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS_DOS_WINDOWS32
@ -17,12 +17,12 @@ BEGIN
BEGIN
VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
VALUE "FileVersion", "1.2.13.1\0"
VALUE "FileVersion", "1.3.0\0"
VALUE "InternalName", "zlib\0"
VALUE "OriginalFilename", "zlibwapi.dll\0"
VALUE "ProductName", "ZLib.DLL\0"
VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
VALUE "LegalCopyright", "(C) 1995-2022 Jean-loup Gailly & Mark Adler\0"
VALUE "LegalCopyright", "(C) 1995-2023 Jean-loup Gailly & Mark Adler\0"
END
END
BLOCK "VarFileInfo"

2
contrib/vstudio/vc12/zlibvc.def
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@ -1,7 +1,7 @@
LIBRARY
; zlib data compression and ZIP file I/O library
VERSION 1.2
VERSION 1.3
EXPORTS
adler32 @1

8
contrib/vstudio/vc14/zlib.rc
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@ -2,8 +2,8 @@
#define IDR_VERSION1 1
IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE
FILEVERSION 1, 2, 13, 1
PRODUCTVERSION 1, 2, 13, 1
FILEVERSION 1, 3, 0, 0
PRODUCTVERSION 1, 3, 0, 0
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS_DOS_WINDOWS32
@ -17,12 +17,12 @@ BEGIN
BEGIN
VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
VALUE "FileVersion", "1.2.13.1\0"
VALUE "FileVersion", "1.3.0\0"
VALUE "InternalName", "zlib\0"
VALUE "OriginalFilename", "zlibwapi.dll\0"
VALUE "ProductName", "ZLib.DLL\0"
VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
VALUE "LegalCopyright", "(C) 1995-2022 Jean-loup Gailly & Mark Adler\0"
VALUE "LegalCopyright", "(C) 1995-2023 Jean-loup Gailly & Mark Adler\0"
END
END
BLOCK "VarFileInfo"

2
contrib/vstudio/vc14/zlibvc.def
View File

@ -1,7 +1,7 @@
LIBRARY
; zlib data compression and ZIP file I/O library
VERSION 1.2
VERSION 1.3
EXPORTS
adler32 @1

8
contrib/vstudio/vc9/zlib.rc
View File

@ -2,8 +2,8 @@
#define IDR_VERSION1 1
IDR_VERSION1 VERSIONINFO MOVEABLE IMPURE LOADONCALL DISCARDABLE
FILEVERSION 1, 2, 13, 1
PRODUCTVERSION 1, 2, 13, 1
FILEVERSION 1, 3, 0, 0
PRODUCTVERSION 1, 3, 0, 0
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS_DOS_WINDOWS32
@ -17,12 +17,12 @@ BEGIN
BEGIN
VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
VALUE "FileVersion", "1.2.13.1\0"
VALUE "FileVersion", "1.3.0\0"
VALUE "InternalName", "zlib\0"
VALUE "OriginalFilename", "zlibwapi.dll\0"
VALUE "ProductName", "ZLib.DLL\0"
VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
VALUE "LegalCopyright", "(C) 1995-2022 Jean-loup Gailly & Mark Adler\0"
VALUE "LegalCopyright", "(C) 1995-2023 Jean-loup Gailly & Mark Adler\0"
END
END
BLOCK "VarFileInfo"

2
contrib/vstudio/vc9/zlibvc.def
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@ -1,7 +1,7 @@
LIBRARY
; zlib data compression and ZIP file I/O library
VERSION 1.2
VERSION 1.3
EXPORTS
adler32 @1

4
deflate.c
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@ -1,5 +1,5 @@
/* deflate.c -- compress data using the deflation algorithm
* Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
* Copyright (C) 1995-2023 Jean-loup Gailly and Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@ -52,7 +52,7 @@
#include "deflate.h"
const char deflate_copyright[] =
" deflate 1.2.13.1 Copyright 1995-2022 Jean-loup Gailly and Mark Adler ";
" deflate 1.3 Copyright 1995-2023 Jean-loup Gailly and Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot

6
inftrees.c
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@ -1,5 +1,5 @@
/* inftrees.c -- generate Huffman trees for efficient decoding
* Copyright (C) 1995-2022 Mark Adler
* Copyright (C) 1995-2023 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@ -9,7 +9,7 @@
#define MAXBITS 15
const char inflate_copyright[] =
" inflate 1.2.13.1 Copyright 1995-2022 Mark Adler ";
" inflate 1.3 Copyright 1995-2023 Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
@ -57,7 +57,7 @@ int ZLIB_INTERNAL inflate_table(codetype type, unsigned short FAR *lens,
35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
static const unsigned short lext[31] = { /* Length codes 257..285 extra */
16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 77, 76};
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 198, 203};
static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,

2
os400/README400
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@ -1,4 +1,4 @@
ZLIB version 1.2.13.1 for OS/400 installation instructions
ZLIB version 1.3.0 for OS/400 installation instructions
1) Download and unpack the zlib tarball to some IFS directory.
(i.e.: /path/to/the/zlib/ifs/source/directory)

10
os400/zlib.inc
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@ -1,7 +1,7 @@
* ZLIB.INC - Interface to the general purpose compression library
*
* ILE RPG400 version by Patrick Monnerat, DATASPHERE.
* Version 1.2.13.1
* Version 1.3.0
*
*
* WARNING:
@ -22,14 +22,14 @@
*
* Versioning information.
*
D ZLIB_VERSION C '1.2.13.1'
D ZLIB_VERSION C '1.3.0'
D ZLIB_VERNUM C X'12a0'
D ZLIB_VER_MAJOR C 1
D ZLIB_VER_MINOR C 2
D ZLIB_VER_MINOR C 3
D ZLIB_VER_REVISION...
D C 13
D C 0
D ZLIB_VER_SUBREVISION...
D C 1
D C 0
*
* Other equates.
*

10
qnx/package.qpg
View File

@ -25,10 +25,10 @@
<QPG:Files>
<QPG:Add file="../zconf.h" install="/opt/include/" user="root:sys" permission="644"/>
<QPG:Add file="../zlib.h" install="/opt/include/" user="root:sys" permission="644"/>
<QPG:Add file="../libz.so.1.2.13.1" install="/opt/lib/" user="root:bin" permission="644"/>
<QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.2.13.1"/>
<QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.2.13.1"/>
<QPG:Add file="../libz.so.1.2.13.1" install="/opt/lib/" component="slib"/>
<QPG:Add file="../libz.so.1.3.0" install="/opt/lib/" user="root:bin" permission="644"/>
<QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.3.0"/>
<QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.3.0"/>
<QPG:Add file="../libz.so.1.3.0" install="/opt/lib/" component="slib"/>
</QPG:Files>
<QPG:PackageFilter>
@ -63,7 +63,7 @@
</QPM:ProductDescription>
<QPM:ReleaseDescription>
<QPM:ReleaseVersion>1.2.13.1</QPM:ReleaseVersion>
<QPM:ReleaseVersion>1.3.0</QPM:ReleaseVersion>
<QPM:ReleaseUrgency>Medium</QPM:ReleaseUrgency>
<QPM:ReleaseStability>Stable</QPM:ReleaseStability>
<QPM:ReleaseNoteMinor></QPM:ReleaseNoteMinor>

4
treebuild.xml
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@ -1,6 +1,6 @@
<?xml version="1.0" ?>
<package name="zlib" version="1.2.13.1">
<library name="zlib" dlversion="1.2.13.1" dlname="z">
<package name="zlib" version="1.3">
<library name="zlib" dlversion="1.3" dlname="z">
<property name="description"> zip compression library </property>
<property name="include-target-dir" value="$(@PACKAGE/install-includedir)" />

4
win32/README-WIN32.txt
View File

@ -1,6 +1,6 @@
ZLIB DATA COMPRESSION LIBRARY
zlib 1.2.13.1 is a general purpose data compression library. All the code is
zlib 1.3.0 is a general purpose data compression library. All the code is
thread safe. The data format used by the zlib library is described by RFCs
(Request for Comments) 1950 to 1952 in the files
http://www.ietf.org/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format)
@ -22,7 +22,7 @@ before asking for help.
Manifest:
The package zlib-1.2.13.1-win32-x86.zip will contain the following files:
The package zlib-1.3.0-win32-x86.zip will contain the following files:
README-WIN32.txt This document
ChangeLog Changes since previous zlib packages

6
zlib.3
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@ -1,4 +1,4 @@
.TH ZLIB 3 "xx Oct 2022"
.TH ZLIB 3 "18 Aug 2023"
.SH NAME
zlib \- compression/decompression library
.SH SYNOPSIS
@ -105,9 +105,9 @@ before asking for help.
Send questions and/or comments to zlib@gzip.org,
or (for the Windows DLL version) to Gilles Vollant (info@winimage.com).
.SH AUTHORS AND LICENSE
Version 1.2.13.1
Version 1.3
.LP
Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
Copyright (C) 1995-2023 Jean-loup Gailly and Mark Adler
.LP
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages

BIN
zlib.3.pdf
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Binary file not shown.

14
zlib.h
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@ -1,7 +1,7 @@
/* zlib.h -- interface of the 'zlib' general purpose compression library
version 1.2.13.1, October xxth, 2022
version 1.3, August 18th, 2023
Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
Copyright (C) 1995-2023 Jean-loup Gailly and Mark Adler
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
@ -37,12 +37,12 @@
extern "C" {
#endif
#define ZLIB_VERSION "1.2.13.1-motley"
#define ZLIB_VERNUM 0x12d1
#define ZLIB_VERSION "1.3"
#define ZLIB_VERNUM 0x1300
#define ZLIB_VER_MAJOR 1
#define ZLIB_VER_MINOR 2
#define ZLIB_VER_REVISION 13
#define ZLIB_VER_SUBREVISION 1
#define ZLIB_VER_MINOR 3
#define ZLIB_VER_REVISION 0
#define ZLIB_VER_SUBREVISION 0
/*
The 'zlib' compression library provides in-memory compression and