diff --git a/ANNOUNCE b/ANNOUNCE
index 029d353..613e334 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.0.39rc02 - August 19, 2008
+Libpng 1.0.39rc03 - August 19, 2008
 
 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.
@@ -9,37 +9,37 @@
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   libpng-1.0.39rc02.tar.gz
-   libpng-1.0.39rc02.tar.lzma
+   libpng-1.0.39rc03.tar.gz
+   libpng-1.0.39rc03.tar.lzma
      (Get the lzma codec from <http://tukaani.org/lzma>).
-   libpng-1.0.39rc02.tar.bz2
+   libpng-1.0.39rc03.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   libpng-1.0.39rc02-no-config.tar.gz
-   libpng-1.0.39rc02-no-config.tar.lzma
-   libpng-1.0.39rc02-no-config.tar.bz2
+   libpng-1.0.39rc03-no-config.tar.gz
+   libpng-1.0.39rc03-no-config.tar.lzma
+   libpng-1.0.39rc03-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1039r02.zip
-   lp1039r02.7z
-   lp1039r02.tar.bz2
+   lp1039r03.zip
+   lp1039r03.7z
+   lp1039r03.tar.bz2
 
 Project files
 
-   libpng-1.0.39rc02-project-netware.zip
-   libpng-1.0.39rc02-project-wince.zip
+   libpng-1.0.39rc03-project-netware.zip
+   libpng-1.0.39rc03-project-wince.zip
 
 Other information:
 
-   libpng-1.0.39rc02-README.txt
-   libpng-1.0.39rc02-KNOWNBUGS.txt
-   libpng-1.0.39rc02-LICENSE.txt
-   libpng-1.0.39rc02-Y2K-compliance.txt
-   libpng-1.0.39rc02-[previous version]-diff.txt
+   libpng-1.0.39rc03-README.txt
+   libpng-1.0.39rc03-KNOWNBUGS.txt
+   libpng-1.0.39rc03-LICENSE.txt
+   libpng-1.0.39rc03-Y2K-compliance.txt
+   libpng-1.0.39rc03-[previous version]-diff.txt
 
 Changes since the last public release (1.0.38):
 
@@ -48,7 +48,11 @@
     in libpng-1.2.30 (Heiko Nitzsche).
 
 version 1.2.31rc02 [August 19, 2008]
-  Added PNG_WRITE_FLUSH_SUPPORTED block around new png_flush() call.
+  Added PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED block around new png_flush().
+
+version 1.2.31rc03 [August 19, 2008]
+  Added PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED block, off by default, around
+    new png_flush().
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 
diff --git a/CHANGES b/CHANGES
index 8e191a0..3957f2e 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2221,6 +2221,10 @@
 version 1.2.31rc02 [August 19, 2008]
   Added PNG_WRITE_FLUSH_SUPPORTED block around new png_flush() call.
 
+version 1.2.31rc03 [August 19, 2008]
+  Added PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED block, off by default, around
+    new png_flush().
+
 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 e38917e..9108de3 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.0.39rc02 - August 19, 2008
+Installing libpng version 1.0.39rc03 - August 19, 2008
 
 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-1.0.39rc02" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.0.39rc03" 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:
@@ -101,9 +101,9 @@
  CMakeLists.txt    =>  "cmake" script
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng10.so.0.1.0.39rc02)
+                       gcc, creates libpng10.so.0.1.0.39rc03)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng10.so.0.1.0.39rc02)
+                       (gcc, creates libpng10.so.0.1.0.39rc03)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -125,14 +125,14 @@
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng10.so.0.1.0.39rc02)
+                       creates libpng10.so.0.1.0.39rc03)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng10.so.0.1.0.39rc02)
+                       creates libpng10.so.0.1.0.39rc03)
  makefile.solaris-x86 =>  Solaris/intelMMX 2.X makefile (gcc,
-                       creates libpng10.so.0.1.0.39rc02)
+                       creates libpng10.so.0.1.0.39rc03)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng10.so.0.1.0.39rc02)
+                       creates libpng10.so.0.1.0.39rc03)
  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 87708ab..7ec6ddf 100644
--- a/KNOWNBUG
+++ b/KNOWNBUG
@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.0.39rc02
+Known bugs in libpng version 1.0.39rc03
 
 1. February 23, 2006: The custom makefiles don't build libpng with -lz.
 
diff --git a/LICENSE b/LICENSE
index 6eba6df..cbe964c 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 1.0.39rc02, August 19, 2008, are
+libpng versions 1.2.6, August 15, 2004, through 1.0.39rc03, August 19, 2008, are
 Copyright (c) 2004, 2006-2008 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
diff --git a/Makefile.am b/Makefile.am
index b9a9553..3a7a95d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -86,7 +86,7 @@
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.0.39rc02.txt pngvcrd.c 
+	example.c libpng-1.0.39rc03.txt pngvcrd.c 
 
 CLEANFILES= pngout.png libpng10.pc libpng10-config libpng.vers \
 libpng.sym
diff --git a/Makefile.in b/Makefile.in
index 18f2625..8741cbc 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -331,7 +331,7 @@
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.0.39rc02.txt pngvcrd.c 
+	example.c libpng-1.0.39rc03.txt pngvcrd.c 
 
 CLEANFILES = pngout.png libpng10.pc libpng10-config libpng.vers \
 libpng.sym
diff --git a/README b/README
index 8c68fe2..491222f 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.0.39rc02 - August 19, 2008 (shared library 10.0)
+README for libpng version 1.0.39rc03 - August 19, 2008 (shared library 10.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -194,11 +194,11 @@
        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 libpng10.so.0.1.0.39rc02)
+                            gcc, creates libpng10.so.0.1.0.39rc03)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng10.so.0.1.0.39rc02)
+                            (gcc, creates libpng10.so.0.1.0.39rc03)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng10.so.0.1.0.39rc02,
+                            (gcc, creates libpng10.so.0.1.0.39rc03,
                             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
@@ -220,12 +220,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng10.so.0.1.0.39rc02)
+                            (gcc, creates libpng10.so.0.1.0.39rc03)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng10.so.0.1.0.39rc02)
+                            (gcc, creates libpng10.so.0.1.0.39rc03)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng10.so.0.1.0.39rc02)
+                            (gcc, creates libpng10.so.0.1.0.39rc03)
        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 0c58e4e..2ec3656 100644
--- a/Y2KINFO
+++ b/Y2KINFO
@@ -7,7 +7,7 @@
       an official declaration.
 
       This is your unofficial assurance that libpng from version 0.71 and
-      upward through 1.0.39rc02 are Y2K compliant.  It is my belief that earlier
+      upward through 1.0.39rc03 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 5991c81..02670c4 100755
--- a/configure
+++ b/configure
Binary files differ
diff --git a/configure.ac b/configure.ac
index a9caf76..b754ecb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.0.39rc02], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.0.39rc03], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.0.39rc02
+PNGLIB_VERSION=1.0.39rc03
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=0
 PNGLIB_RELEASE=39
diff --git a/libpng-1.0.39rc02.txt b/libpng-1.0.39rc03.txt
similarity index 99%
rename from libpng-1.0.39rc02.txt
rename to libpng-1.0.39rc03.txt
index 881af27..a890087 100644
--- a/libpng-1.0.39rc02.txt
+++ b/libpng-1.0.39rc03.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.0.39rc02 - August 19, 2008
+ libpng version 1.0.39rc03 - August 19, 2008
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2008 Glenn Randers-Pehrson
@@ -9,7 +9,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.0.39rc02 - August 19, 2008
+ libpng versions 0.97, January 1998, through 1.0.39rc03 - August 19, 2008
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2008 Glenn Randers-Pehrson
 
@@ -2821,7 +2821,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.0.39rc02 are Y2K compliant.  It is my belief that earlier
+upward through 1.0.39rc03 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 b4d3d2e..7a30a9c 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
 .TH LIBPNG 3 "August 19, 2008"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.39rc02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.39rc03
 .SH SYNOPSIS
 \fI\fB
 
@@ -821,7 +821,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.0.39rc02 - August 19, 2008
+ libpng version 1.0.39rc03 - August 19, 2008
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2008 Glenn Randers-Pehrson
@@ -830,7 +830,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.0.39rc02 - August 19, 2008
+ libpng versions 0.97, January 1998, through 1.0.39rc03 - August 19, 2008
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2008 Glenn Randers-Pehrson
 
@@ -3642,7 +3642,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.0.39rc02 are Y2K compliant.  It is my belief that earlier
+upward through 1.0.39rc03 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
@@ -3880,8 +3880,8 @@
  1.2.30rc01-08       13    10230  12.so.0.30[.0]
  1.0.38              10    10038  10.so.0.38[.0]
  1.2.30              13    10230  12.so.0.30[.0]
- 1.0.39rc01          10    10039  10.so.0.39[.0]
- 1.2.31rc01          13    10231  12.so.0.31[.0]
+ 1.0.39rc01-03       10    10039  10.so.0.39[.0]
+ 1.2.31rc01-03       13    10231  12.so.0.31[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -3937,7 +3937,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.0.39rc02 - August 19, 2008:
+Libpng version 1.0.39rc03 - August 19, 2008:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -3958,7 +3958,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.0.39rc02, August 19, 2008, are
+libpng versions 1.2.6, August 15, 2004, through 1.0.39rc03, August 19, 2008, are
 Copyright (c) 2004,2006-2008 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
diff --git a/libpngpf.3 b/libpngpf.3
index 3ff4938..c374e20 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
 .TH LIBPNGPF 3 "August 19, 2008"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.39rc02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.39rc03
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.c b/png.c
index 2d27cf2..ba6bf3a 100644
--- a/png.c
+++ b/png.c
@@ -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_0_39rc02 Your_png_h_is_not_version_1_0_39rc02;
+typedef version_1_0_39rc03 Your_png_h_is_not_version_1_0_39rc03;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -694,7 +694,7 @@
 png_get_copyright(png_structp png_ptr)
 {
    png_ptr = png_ptr;  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.0.39rc02 - August 19, 2008\n\
+   return ((png_charp) "\n libpng version 1.0.39rc03 - August 19, 2008\n\
    Copyright (c) 1998-2008 Glenn Randers-Pehrson\n\
    Copyright (c) 1996-1997 Andreas Dilger\n\
    Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");
diff --git a/png.h b/png.h
index 97fde31..f869db9 100644
--- a/png.h
+++ b/png.h
@@ -1,6 +1,6 @@
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.0.39rc02 - August 19, 2008
+ * libpng version 1.0.39rc03 - August 19, 2008
  * Copyright (c) 1998-2008 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.)
@@ -8,7 +8,7 @@
  * 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 1.0.39rc02 - August 19, 2008: Glenn
+ *  libpng versions 0.97, January 1998, through 1.0.39rc03 - August 19, 2008: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -198,8 +198,8 @@
  *    1.2.30rc01-08           13    10230  12.so.0.30[.0]
  *    1.0.38                  10    10038  10.so.0.38[.0]
  *    1.2.30                  13    10230  12.so.0.30[.0]
- *    1.0.38rc01              10    10039  10.so.0.39[.0]
- *    1.2.31rc01              13    10231  12.so.0.31[.0]
+ *    1.0.38rc01-03           10    10039  10.so.0.39[.0]
+ *    1.2.31rc01-03           13    10231  12.so.0.31[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -229,7 +229,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.0.39rc02, August 19, 2008, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.0.39rc03, August 19, 2008, are
  * Copyright (c) 2004, 2006-2008 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:
@@ -347,7 +347,7 @@
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.0.39rc02 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.0.39rc03 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
@@ -403,9 +403,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.0.39rc02"
+#define PNG_LIBPNG_VER_STRING "1.0.39rc03"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.0.39rc02 - August 19, 2008\n"
+   " libpng version 1.0.39rc03 - August 19, 2008\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  10
@@ -417,7 +417,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  02
+#define PNG_LIBPNG_VER_BUILD  03
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1462,7 +1462,7 @@
 /* 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_0_39rc02;
+typedef png_structp version_1_0_39rc03;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index c43739b..1bdfa81 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.0.39rc02 - August 19, 2008
+ * libpng version 1.0.39rc03 - August 19, 2008
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2008 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngtest.c b/pngtest.c
index bdd1882..81ddc3f 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1685,4 +1685,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_0_39rc02 your_png_h_is_not_version_1_0_39rc02;
+typedef version_1_0_39rc03 your_png_h_is_not_version_1_0_39rc03;
diff --git a/pngwrite.c b/pngwrite.c
index 682bea8..26ea2db 100644
--- a/pngwrite.c
+++ b/pngwrite.c
@@ -396,11 +396,13 @@
    /* This flush, added in libpng-1.0.8, removed from libpng-1.0.9beta03,
     * and restored again in libpng-1.2.30, may cause some applications that
     * do not set png_ptr->output_flush_fn to crash.  If your application
-    * experiences this problem, please try building libpng with
-    * PNG_NO_WRITE_FLUSH defined, and report the event to png-mng-implement
-    * at lists.sf.net .
+    * experiences a problem, please try building libpng with
+    * PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED defined, and report the event to
+    * png-mng-implement at lists.sf.net .  This kludge will be removed
+    * from libpng-1.4.0.
     */
-#if defined(PNG_WRITE_FLUSH_SUPPORTED)
+#if defined(PNG_WRITE_FLUSH_SUPPORTED) && \
+    defined(PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED)
    png_flush(png_ptr);
 #endif
 }
diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
index 56112c1..d483c87 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}.1.0.39rc02
+#    VERSION 0.${PNGLIB_RELEASE}.1.0.39rc03
      VERSION 0.${PNGLIB_RELEASE}.0
      SOVERSION 0
      CLEAN_DIRECT_OUTPUT 1)
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index c61d93e..afc192b 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -8,7 +8,7 @@
 
 # Modeled after libxml-config.
 
-version=1.0.39rc02
+version=1.0.39rc03
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index b82de62..d0f0d8f 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.0.39rc02
+Version: 1.0.39rc03
 Libs: -L${libdir} -lpng10
 Cflags: -I${includedir}
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index 2c2949a..f361aca 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index 223f94e..003acba 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index 2a01c0d..b738ce8 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -20,7 +20,7 @@
 
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index a1216a1..4b9d0a3 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.cygwin b/scripts/makefile.cygwin
index 2c57f7f..351381a 100644
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -74,7 +74,7 @@
 LIBNAME = libpng10
 PNGMAJ = 0
 CYGDLL = 10
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index b4adeb2..ad9cdf2 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -19,7 +19,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 12
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index bbd5b17..3722d8c 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -5,7 +5,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng10
 
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index 7745329..26ce6b4 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -13,7 +13,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.gcmmx b/scripts/makefile.gcmmx
index 2054958..813db53 100644
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -14,7 +14,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index 1ea124e..54e60bc 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index 75b3dff..c96dcfe 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index 46a0727..2cba543 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index b375b1e..dbec39b 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -7,7 +7,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.mingw b/scripts/makefile.mingw
index 522a1f9..fe4dae6 100644
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -74,7 +74,7 @@
 LIBNAME = libpng10
 PNGMAJ = 0
 MINGDLL = 10
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index af6e86f..dee2bd5 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -14,7 +14,7 @@
 
 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.0.39rc02
+SHLIB_MINOR=	1.0.39rc03
 SRCS=	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 6a71b66..ac1caab 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -14,7 +14,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.0.39rc02
+SHLIB_MINOR=	1.0.39rc03
 SRCS=	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 a158efb..23d2fb9 100644
--- a/scripts/makefile.nommx
+++ b/scripts/makefile.nommx
@@ -7,7 +7,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index f0f29ed..0d0912e 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -8,7 +8,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.0.39rc02
+SHLIB_MINOR=	1.0.39rc03
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/makefile.sco b/scripts/makefile.sco
index c7a6854..44ca99b 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index 2fa0268..8b3f3fc 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index a05c818..3399a2d 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index 308a977..7797736 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng10
 
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index 605843a..febe671 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.solaris-x86 b/scripts/makefile.solaris-x86
index bb0f666..fab6b04 100644
--- a/scripts/makefile.solaris-x86
+++ b/scripts/makefile.solaris-x86
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng10
 PNGMAJ = 0
-PNGMIN = 1.0.39rc02
+PNGMIN = 1.0.39rc03
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 013f762..4131aa0 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.0.39rc02
+; Version 1.0.39rc03
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngw32.def b/scripts/pngw32.def
index 4545557..408ab80 100644
--- a/scripts/pngw32.def
+++ b/scripts/pngw32.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.0.39rc02
+;Version 1.0.39rc03
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3