Imported from libpng-1.2.19beta22.tar
diff --git a/ANNOUNCE b/ANNOUNCE
index 61d66f9..a6238b4 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.2.19beta21 - June 30, 2007
+Libpng 1.2.19beta22 - July 3, 2007
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -9,32 +9,32 @@
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   libpng-1.2.19beta21.tar.gz
-   libpng-1.2.19beta21.tar.bz2
+   libpng-1.2.19beta22.tar.gz
+   libpng-1.2.19beta22.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   libpng-1.2.19beta21-no-config.tar.gz
-   libpng-1.2.19beta21-no-config.tar.bz2
+   libpng-1.2.19beta22-no-config.tar.gz
+   libpng-1.2.19beta22-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1219b21.zip
-   lp1219b21.tar.bz2
+   lp1219b22.zip
+   lp1219b22.tar.bz2
 
 Project files
 
-   libpng-1.2.19beta21-project-netware.zip
-   libpng-1.2.19beta21-project-wince.zip
+   libpng-1.2.19beta22-project-netware.zip
+   libpng-1.2.19beta22-project-wince.zip
 
 Other information:
 
-   libpng-1.2.19beta21-README.txt
-   libpng-1.2.19beta21-KNOWNBUGS.txt
-   libpng-1.2.19beta21-LICENSE.txt
-   libpng-1.2.19beta21-Y2K-compliance.txt
+   libpng-1.2.19beta22-README.txt
+   libpng-1.2.19beta22-KNOWNBUGS.txt
+   libpng-1.2.19beta22-LICENSE.txt
+   libpng-1.2.19beta22-Y2K-compliance.txt
 
 Changes since the last public release (1.2.18):
 
@@ -121,10 +121,14 @@
   Rebuilt Makefile.in and configure using libtool-1.5.24.
   Fixed typo in pnggccrd.c
 
-version 1.2.19beta20 [June 30, 2007]
+version 1.2.19beta21 [June 30, 2007]
   More revision of pnggccrd.c
   Added "test" target to Makefile.in and Makefile.am
 
+version 1.2.19beta22 [July 3, 2007]
+  Added info about pngrutil/pnggccrd/pngvcrd to png_get_header_version()
+  Fix type definition of dummy_value_a, b in pnggccrd.c
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 
 (subscription required; visit 
diff --git a/CHANGES b/CHANGES
index 7841f3f..e05615c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1814,10 +1814,14 @@
   Rebuilt Makefile.in and configure using libtool-1.5.24.
   Fixed typo in pnggccrd.c
 
-version 1.2.19beta20 [June 30, 2007]
+version 1.2.19beta21 [June 30, 2007]
   More revision of pnggccrd.c
   Added "test" target to Makefile.in and Makefile.am
 
+version 1.2.19beta22 [July 3, 2007]
+  Added info about pngrutil/pnggccrd/pngvcrd to png_get_header_version()
+  Fix type definition of dummy_value_a, b in pnggccrd.c
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/INSTALL b/INSTALL
index 36f6981..ce76e34 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.2.19beta21 - June 30, 2007
+Installing libpng version 1.2.19beta22 - July 3, 2007
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -44,7 +44,7 @@
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.2.19beta21" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.2.19beta22" or "lpng109" and "zlib-1.2.1"
 or "zlib121") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
@@ -101,14 +101,14 @@
  CMakeLists.txt    =>  "cmake" script
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng12.so.0.1.2.19beta21)
+                       gcc, creates libpng12.so.0.1.2.19beta22)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.19beta21)
+                       (gcc, creates libpng12.so.0.1.2.19beta22)
  makefile.gcmmx    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.19beta21,
+                       (gcc, creates libpng12.so.0.1.2.19beta22,
                        uses assembler code tuned for Intel MMX platform)
  makefile.nommx    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.19beta21
+                       (gcc, creates libpng12.so.0.1.2.19beta22
                        does not use Intel MMX assembler code)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
@@ -131,14 +131,14 @@
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng12.so.0.1.2.19beta21)
+                       creates libpng12.so.0.1.2.19beta22)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.19beta21)
+                       creates libpng12.so.0.1.2.19beta22)
  makefile.solaris-x86 =>  Solaris/intelMMX 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.19beta21)
+                       creates libpng12.so.0.1.2.19beta22)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng12.so.0.1.2.19beta21)
+                       creates libpng12.so.0.1.2.19beta22)
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
  makefile.64sunu   =>  Sun Ultra 64-bit makefile
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/KNOWNBUG b/KNOWNBUG
index 8ddd975..86a4d9c 100644
--- a/KNOWNBUG
+++ b/KNOWNBUG
@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.2.19beta21
+Known bugs in libpng version 1.2.19beta22
 
 1. April 22, 2001: pnggccrd.c has been reported to crash on NetBSD when
    reading interlaced PNG files, when assembler code is enabled but running
@@ -20,10 +20,11 @@
    that are generated by the custom makefiles.
 
 4. June 28, 2007: Pnggccrd.c has been reported to be unreliable on
-   some 64-bit platforms.  It appears to build properly, but it does
-   not always read files correctly, leading to corrupted output or
-   to a crash of the application.
+   several 64-bit platforms running gcc-3.4.6.  It appears to build
+   properly, but it does not always read files correctly, leading to
+   corrupted output or to a crash of the application.
 
-   STATUS:  Under investigation.  A workaround is to use -DPNG_NO_MMX_CODE
-   on 64-bit platforms.
+   STATUS:  Appears to be a bug in the 64-bit version of gcc-3.4.6.
+   Workarounds are to use -DPNG_NO_MMX_CODE or to upgrade gcc to a
+   newer version.
 
diff --git a/LICENSE b/LICENSE
index fe8445c..6af8602 100644
--- a/LICENSE
+++ b/LICENSE
@@ -8,7 +8,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.19beta21, June 30, 2007, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.19beta22, July 3, 2007, are
 Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -106,4 +106,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 30, 2007
+July 3, 2007
diff --git a/README b/README
index 480b9b5..34b98ff 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.2.19beta21 - June 30, 2007 (shared library 12.0)
+README for libpng version 1.2.19beta22 - July 3, 2007 (shared library 12.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -190,11 +190,11 @@
        descrip.mms      =>  VMS makefile for MMS or MMK
        makefile.std     =>  Generic UNIX makefile (cc, creates static libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            gcc, creates libpng12.so.0.1.2.19beta21)
+                            gcc, creates libpng12.so.0.1.2.19beta22)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.19beta21)
+                            (gcc, creates libpng12.so.0.1.2.19beta22)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.19beta21,
+                            (gcc, creates libpng12.so.0.1.2.19beta22,
                             uses assembler code tuned for Intel MMX platform)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
@@ -216,12 +216,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng12.so.0.1.2.19beta21)
+                            (gcc, creates libpng12.so.0.1.2.19beta22)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng12.so.0.1.2.19beta21)
+                            (gcc, creates libpng12.so.0.1.2.19beta22)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng12.so.0.1.2.19beta21)
+                            (gcc, creates libpng12.so.0.1.2.19beta22)
        makefile.32sunu  =>  Sun Ultra 32-bit makefile
        makefile.64sunu  =>  Sun Ultra 64-bit makefile
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/Y2KINFO b/Y2KINFO
index f5f942a..1eb7621 100644
--- a/Y2KINFO
+++ b/Y2KINFO
@@ -1,13 +1,13 @@
    Y2K compliance in libpng:
    =========================
 
-      June 30, 2007
+      July 3, 2007
 
       Since the PNG Development group is an ad-hoc body, we can't make
       an official declaration.
 
       This is your unofficial assurance that libpng from version 0.71 and
-      upward through 1.2.19beta21 are Y2K compliant.  It is my belief that earlier
+      upward through 1.2.19beta22 are Y2K compliant.  It is my belief that earlier
       versions were also Y2K compliant.
 
       Libpng only has three year fields.  One is a 2-byte unsigned integer
diff --git a/configure b/configure
index 0e27087..d931629 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.61 for libpng 1.2.19beta21.
+# Generated by GNU Autoconf 2.61 for libpng 1.2.19beta22.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -728,8 +728,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.2.19beta21'
-PACKAGE_STRING='libpng 1.2.19beta21'
+PACKAGE_VERSION='1.2.19beta22'
+PACKAGE_STRING='libpng 1.2.19beta22'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 
 ac_unique_file="pngget.c"
@@ -1405,7 +1405,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures libpng 1.2.19beta21 to adapt to many kinds of systems.
+\`configure' configures libpng 1.2.19beta22 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1475,7 +1475,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.2.19beta21:";;
+     short | recursive ) echo "Configuration of libpng 1.2.19beta22:";;
    esac
   cat <<\_ACEOF
 
@@ -1585,7 +1585,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.2.19beta21
+libpng configure 1.2.19beta22
 generated by GNU Autoconf 2.61
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1599,7 +1599,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by libpng $as_me 1.2.19beta21, which was
+It was created by libpng $as_me 1.2.19beta22, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   $ $0 $@
@@ -2269,7 +2269,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.2.19beta21'
+ VERSION='1.2.19beta22'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2440,7 +2440,7 @@
 
 
 
-PNGLIB_VERSION=1.2.19beta21
+PNGLIB_VERSION=1.2.19beta22
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=2
 PNGLIB_RELEASE=19
@@ -21282,7 +21282,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by libpng $as_me 1.2.19beta21, which was
+This file was extended by libpng $as_me 1.2.19beta22, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -21335,7 +21335,7 @@
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.2.19beta21
+libpng config.status 1.2.19beta22
 configured by $0, generated by GNU Autoconf 2.61,
   with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
diff --git a/configure.ac b/configure.ac
index 9568244..959ad6a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.2.19beta21], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.2.19beta22], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.2.19beta21
+PNGLIB_VERSION=1.2.19beta22
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=2
 PNGLIB_RELEASE=19
diff --git a/libpng-1.2.19beta21.txt b/libpng-1.2.19beta22.txt
similarity index 99%
rename from libpng-1.2.19beta21.txt
rename to libpng-1.2.19beta22.txt
index dbd2bad..6c533c1 100644
--- a/libpng-1.2.19beta21.txt
+++ b/libpng-1.2.19beta22.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.19beta21 - June 30, 2007
+ libpng version 1.2.19beta22 - July 3, 2007
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2007 Glenn Randers-Pehrson
@@ -2921,13 +2921,13 @@
 
 IX. Y2K Compliance in libpng
 
-June 30, 2007
+July 3, 2007
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.2.19beta21 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.19beta22 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
diff --git a/libpng.3 b/libpng.3
index 876d5f0..1c8a84a 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "June 30, 2007"
+.TH LIBPNG 3 "July 3, 2007"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta21
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta22
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -410,7 +410,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.19beta21 - June 30, 2007
+ libpng version 1.2.19beta22 - July 3, 2007
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2007 Glenn Randers-Pehrson
@@ -3331,13 +3331,13 @@
 
 .SH IX. Y2K Compliance in libpng
 
-June 30, 2007
+July 3, 2007
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.2.19beta21 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.19beta22 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
@@ -3526,7 +3526,7 @@
  1.2.17              13    10217  12.so.0.17[.0]
  1.0.26              10    10026  10.so.0.26[.0]
  1.2.18              13    10218  12.so.0.18[.0]
- 1.2.19beta1-21      13    10219  12.so.0.19[.0]
+ 1.2.19beta1-22      13    10219  12.so.0.19[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -3582,7 +3582,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.2.19beta21 - June 30, 2007:
+Libpng version 1.2.19beta22 - July 3, 2007:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -3603,7 +3603,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.19beta21, June 30, 2007, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.19beta22, July 3, 2007, are
 Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -3702,7 +3702,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-June 30, 2007
+July 3, 2007
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 95af7d1..ab7cb78 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "June 30, 2007"
+.TH LIBPNGPF 3 "July 3, 2007"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta21
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.19beta22
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.5 b/png.5
index 6ff1f92..cffb111 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "June 30, 2007"
+.TH PNG 5 "July 3, 2007"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index a350fdc..3aa26b0 100644
--- a/png.c
+++ b/png.c
@@ -1,7 +1,7 @@
 
 /* png.c - location for general purpose libpng functions
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -13,7 +13,7 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_19beta21 Your_png_h_is_not_version_1_2_19beta21;
+typedef version_1_2_19beta22 Your_png_h_is_not_version_1_2_19beta22;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -706,7 +706,7 @@
 png_get_copyright(png_structp png_ptr)
 {
    png_ptr = png_ptr;  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.2.19beta21 - June 30, 2007\n\
+   return ((png_charp) "\n libpng version 1.2.19beta22 - July 3, 2007\n\
    Copyright (c) 1998-2007 Glenn Randers-Pehrson\n\
    Copyright (c) 1996-1997 Andreas Dilger\n\
    Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");
@@ -741,7 +741,53 @@
 {
    /* Returns longer string containing both version and date */
    png_ptr = png_ptr;  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) PNG_HEADER_VERSION_STRING);
+   return ((png_charp) PNG_HEADER_VERSION_STRING
+#ifdef PNG_READ_SUPPORTED
+#  ifdef PNG_USE_PNGGCCRD
+#    ifdef __x86_64__
+#      ifdef __PIC__
+   "     (PNGGCRD x86_64, PIC)\n"
+#      else
+#        ifdef PNG_THREAD_UNSAFE_OK
+   "     (PNGGCRD x86_64, Thread unsafe)\n"
+#        else
+   "     (PNGGCRD x86_64, Thread safe)\n"
+#        endif
+#      endif
+#    else
+#    ifdef PNG_THREAD_UNSAFE_OK
+   "     (PNGGCRD, Thread unsafe)\n"
+#      else
+   "     (PNGGCRD, Thread safe)\n"
+#      endif
+#    endif
+#  else
+#    ifdef PNG_USE_PNGVCRD
+#      ifdef __x86_64__
+   "     (x86_64 PNGVCRD)\n"
+#      else
+   "     (PNGVCRD)\n"
+#      endif
+#    else
+#      ifdef __x86_64__
+#        ifdef PNG_OPTIMIZED_CODE_SUPPORTED
+   "     (x86_64 OPTIMIZED)\n"
+#        else
+   "     (x86_64 NOT OPTIMIZED)\n"
+#        endif
+#      else
+#        ifdef PNG_OPTIMIZED_CODE_SUPPORTED
+   "     (OPTIMIZED)\n"
+#        else
+   "     (NOT OPTIMIZED)\n"
+#        endif
+#      endif
+#    endif
+#  endif
+#else
+   "     (NO READ SUPPORT)\n"
+#endif
+   );
 }
 
 #if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED)
diff --git a/png.h b/png.h
index a897f74..e23166a 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.19beta21 - June 30, 2007
+ * libpng version 1.2.19beta22 - July 3, 2007
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -9,7 +9,7 @@
  * Authors and maintainers:
  *  libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *  libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
- *  libpng versions 0.97, January 1998, through 1.2.19beta21 - June 30, 2007: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.19beta22 - July 3, 2007: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -150,7 +150,7 @@
  *    1.2.17                  13    10217  12.so.0.17[.0]
  *    1.0.26                  10    10026  10.so.0.26[.0]
  *    1.2.18                  13    10218  12.so.0.18[.0]
- *    1.2.19beta1-21          13    10219  12.so.0.19[.0]
+ *    1.2.19beta1-22          13    10219  12.so.0.19[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -180,7 +180,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.19beta21, June 30, 2007, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.19beta22, July 3, 2007, are
  * Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
  * distributed according to the same disclaimer and license as libpng-1.2.5
  * with the following individual added to the list of Contributing Authors:
@@ -292,13 +292,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    June 30, 2007
+ *    July 3, 2007
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.2.19beta21 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.19beta22 are Y2K compliant.  It is my belief that earlier
  *    versions were also Y2K compliant.
  *
  *    Libpng only has three year fields.  One is a 2-byte unsigned integer
@@ -354,9 +354,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.19beta21"
+#define PNG_LIBPNG_VER_STRING "1.2.19beta22"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.19beta21 - June 30, 2007 (header)\n"
+   " libpng version 1.2.19beta22 - July 3, 2007\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -368,7 +368,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  21
+#define PNG_LIBPNG_VER_BUILD  22
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1407,7 +1407,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_2_19beta21;
+typedef png_structp version_1_2_19beta22;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index 0125372..eed6b9c 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.2.19beta21 - June 30, 2007
+ * libpng version 1.2.19beta22 - July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngerror.c b/pngerror.c
index 35341c6..4999c98 100644
--- a/pngerror.c
+++ b/pngerror.c
@@ -1,7 +1,7 @@
 
 /* pngerror.c - stub functions for i/o and memory allocation
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pnggccrd.c b/pnggccrd.c
index c8ff3de..583a81d 100644
--- a/pnggccrd.c
+++ b/pnggccrd.c
@@ -3,7 +3,7 @@
  *
  * For Intel x86 CPU (Pentium-MMX or later) and GNU C compiler.
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998 Intel Corporation
  * Copyright (c) 1999-2002,2007 Greg Roelofs
@@ -383,11 +383,13 @@
  *     (see new PSI/PDI/PAX/PDX/PBP/etc. "pointer-register" macros); applies
  *     also to clobber lists
  *
-
+ *
  * 200706xx:
  *  - continued fixing intermittent 64-bit crash bug:
  *     - png_read_filter_row_mmx_up()
-	
+ *
+ * 20070703:
+ *  - changed pngbytep dummy_value_a and b to ull dummy_value_a and b.
  *
  *
  * STILL TO DO:
@@ -2244,8 +2246,8 @@
                int dummy_value_c;        // fix 'forbidden register spilled'
                png_bytep dummy_value_S;
                png_bytep dummy_value_D;
-               png_bytep dummy_value_a;
-               png_bytep dummy_value_d;
+               ull dummy_value_a;
+               ull dummy_value_d;
 
                //--------------------------------------------------------------
                if (pixel_bytes == BPP3)
diff --git a/pngpread.c b/pngpread.c
index cc29bcc..97ce9fc 100644
--- a/pngpread.c
+++ b/pngpread.c
@@ -1,7 +1,7 @@
 
 /* pngpread.c - read a png file in push mode
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngread.c b/pngread.c
index 13ed6b5..f834a3d 100644
--- a/pngread.c
+++ b/pngread.c
@@ -1,7 +1,7 @@
 
 /* pngread.c - read a PNG file
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngrtran.c b/pngrtran.c
index 277ce59..d4f7385 100644
--- a/pngrtran.c
+++ b/pngrtran.c
@@ -1,7 +1,7 @@
 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngrutil.c b/pngrutil.c
index 131bd9e..962e248 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -1,7 +1,7 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngtest.c b/pngtest.c
index 2079377..72ca187 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1553,4 +1553,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_19beta21 your_png_h_is_not_version_1_2_19beta21;
+typedef version_1_2_19beta22 your_png_h_is_not_version_1_2_19beta22;
diff --git a/pngvcrd.c b/pngvcrd.c
index e9fa3c8..fe6b6d8 100644
--- a/pngvcrd.c
+++ b/pngvcrd.c
@@ -3,7 +3,7 @@
  *
  * For Intel x86 CPU and Microsoft Visual C++ compiler
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * Copyright (c) 1998, Intel Corporation
diff --git a/pngwutil.c b/pngwutil.c
index 4534c34..0d91248 100644
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -1,7 +1,7 @@
 
 /* pngwutil.c - utilities to write a PNG file
  *
- * Last changed in libpng 1.2.19 June 30, 2007
+ * Last changed in libpng 1.2.19 July 3, 2007
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2007 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
index 22c3eb7..1ae560a 100644
--- a/scripts/CMakeLists.txt
+++ b/scripts/CMakeLists.txt
@@ -169,7 +169,7 @@
 
 # SET UP LINKS
 set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#    VERSION 0.${PNGLIB_RELEASE}.1.2.19beta21
+#    VERSION 0.${PNGLIB_RELEASE}.1.2.19beta22
      VERSION 0.${PNGLIB_RELEASE}.0
      SOVERSION 0
      CLEAN_DIRECT_OUTPUT 1)
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 0c33c43..28c42e7 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -8,7 +8,7 @@
 
 # Modeled after libxml-config.
 
-version=1.2.19beta21
+version=1.2.19beta22
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc-configure.in b/scripts/libpng.pc-configure.in
index 1d3d222..110c43b 100644
--- a/scripts/libpng.pc-configure.in
+++ b/scripts/libpng.pc-configure.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.19beta21
+Version: 1.2.19beta22
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir} @LIBPNG_NO_MMX@
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index f0ab7d9..66dc45d 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.19beta21
+Version: 1.2.19beta22
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir}
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index 46ab942..58255eb 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index 3c4556a..7b1be2f 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index cbb18a8..ac1e787 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -20,7 +20,7 @@
 
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index 2565dba..eb6e47f 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.cygwin b/scripts/makefile.cygwin
index 268f38b..06b06d9 100644
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -77,7 +77,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 CYGDLL = 12
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index d281fae..9e4a497 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -19,7 +19,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index 7d78105..8e51276 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -5,7 +5,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index b5b6c74..21a79a7 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.gcmmx b/scripts/makefile.gcmmx
index 742b043..dfc4c7a 100644
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index a0bc285..823c8cd 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index b85a3c6..39cd196 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index 71674c6..76f0033 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index 0b6696a..c19a75e 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.mingw b/scripts/makefile.mingw
index c8fe756..6772ae6 100644
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -78,7 +78,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 MINGDLL = 12
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 30a8bf5..53322ef 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -14,7 +14,7 @@
 
 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.19beta21
+SHLIB_MINOR=	1.2.19beta22
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.netbsd b/scripts/makefile.netbsd
index e8444f9..1f0b13e 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -14,7 +14,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.19beta21
+SHLIB_MINOR=	1.2.19beta22
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.nommx b/scripts/makefile.nommx
index 27a420d..3c363c5 100644
--- a/scripts/makefile.nommx
+++ b/scripts/makefile.nommx
@@ -7,7 +7,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index b1db28e..bd683b9 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -8,7 +8,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.19beta21
+SHLIB_MINOR=	1.2.19beta22
 
 LIB=	png
 SRCS=	png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/makefile.sco b/scripts/makefile.sco
index ae40326..7401f12 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index f27d0ef..6baa6cb 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index 00be417..98c15ab 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index 2c82b27..8627307 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index c305c65..bfc482a 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.solaris-x86 b/scripts/makefile.solaris-x86
index 074a18b..1478a1e 100644
--- a/scripts/makefile.solaris-x86
+++ b/scripts/makefile.solaris-x86
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.19beta21
+PNGMIN = 1.2.19beta22
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 58b4e0e..032a882 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.2.19beta21
+; Version 1.2.19beta22
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngw32.def b/scripts/pngw32.def
index 96d81ad..c91bec0 100644
--- a/scripts/pngw32.def
+++ b/scripts/pngw32.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.2.19beta21
+;Version 1.2.19beta22
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3