[libpng16] Imported from libpng-1.6.20beta03.tar
diff --git a/ANNOUNCE b/ANNOUNCE
index a204b95..882559d 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,4 +1,4 @@
-Libpng 1.6.20beta02 - November 23, 2015
+Libpng 1.6.20beta03 - November 24, 2015
 
 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.
@@ -8,20 +8,20 @@
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.6.20beta02.tar.xz (LZMA-compressed, recommended)
-   1.6.20beta02.tar.gz
+   1.6.20beta03.tar.xz (LZMA-compressed, recommended)
+   1.6.20beta03.tar.gz
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1620b02.7z  (LZMA-compressed, recommended)
-   lp1620b02.zip
+   lp1620b03.7z  (LZMA-compressed, recommended)
+   lp1620b03.zip
 
 Other information:
 
-   1.6.20beta02-README.txt
-   1.6.20beta02-LICENSE.txt
-   libpng-1.6.20beta02-*.asc (armored detached GPG signatures)
+   1.6.20beta03-README.txt
+   1.6.20beta03-LICENSE.txt
+   libpng-1.6.20beta03-*.asc (armored detached GPG signatures)
 
 Changes since the last public release (1.6.19):
 
@@ -29,10 +29,13 @@
   Avoid potential pointer overflow/underflow in png_handle_sPLT() and
     png_handle_pCAL() (Bug report by John Regehr).
 
-Version 1.6.20beta02 [(PENDING RELEASE)]
+Version 1.6.20beta02 [November 23, 2015]
   Fixed bug recently introduced in png_set_PLTE() that uses png_ptr
     not info_ptr.
 
+Version 1.6.20beta03 [(PENDING RELEASE)]
+  Backported tests from libpng-1.7.0beta69.
+
 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/CHANGES b/CHANGES
index 1466e50..16eafe9 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5418,10 +5418,13 @@
   Avoid potential pointer overflow/underflow in png_handle_sPLT() and
     png_handle_pCAL() (Bug report by John Regehr).
 
-Version 1.6.20beta02 [(PENDING RELEASE)]
+Version 1.6.20beta02 [November 23, 2015]
   Fixed bug recently introduced in png_set_PLTE() that uses png_ptr
     not info_ptr.
 
+Version 1.6.20beta03 [(PENDING RELEASE)]
+  Backported tests from libpng-1.7.0beta69.
+
 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/CMakeLists.txt b/CMakeLists.txt
index 1e25968..ad7d4f7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -261,7 +261,7 @@
 # SET UP LINKS
 if(PNG_SHARED)
   set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#   VERSION 16.${PNGLIB_RELEASE}.1.6.20beta02
+#   VERSION 16.${PNGLIB_RELEASE}.1.6.20beta03
     VERSION 16.${PNGLIB_RELEASE}.0
     SOVERSION 16
     CLEAN_DIRECT_OUTPUT 1)
diff --git a/LICENSE b/LICENSE
index bbe6d67..a8865fb 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000, through 1.6.20beta02, November 23, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.6.20beta03, November 24, 2015, are
 Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -109,4 +109,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-November 23, 2015
+November 24, 2015
diff --git a/README b/README
index c57477f..3772492 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.6.20beta02 - November 23, 2015 (shared library 16.0)
+README for libpng version 1.6.20beta03 - November 24, 2015 (shared library 16.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
diff --git a/configure.ac b/configure.ac
index 5e1eefa..5313dd2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng],[1.6.20beta02],[png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng],[1.6.20beta03],[png-mng-implement@lists.sourceforge.net])
 AC_CONFIG_MACRO_DIR([scripts])
 
 # libpng does not follow GNU file name conventions (hence 'foreign')
@@ -39,7 +39,7 @@
 dnl AM_PREREQ([1.11.2])
 dnl stop configure from automagically running automake
 
-PNGLIB_VERSION=1.6.20beta02
+PNGLIB_VERSION=1.6.20beta03
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=6
 PNGLIB_RELEASE=20
diff --git a/contrib/libtests/pngimage.c b/contrib/libtests/pngimage.c
index 8e825e8..58bb9a1 100644
--- a/contrib/libtests/pngimage.c
+++ b/contrib/libtests/pngimage.c
@@ -2,7 +2,7 @@
  *
  * Copyright (c) 2015 John Cunningham Bowler
  *
- * Last changed in libpng 1.6.18 [(PENDING RELEASE)]
+ * Last changed in libpng 1.6.20 [(PENDING RELEASE)]
  *
  * This code is released under the libpng license.
  * For conditions of distribution and use, see the disclaimer
diff --git a/contrib/libtests/pngvalid.c b/contrib/libtests/pngvalid.c
index ad1a5f7..4d8da5f 100644
--- a/contrib/libtests/pngvalid.c
+++ b/contrib/libtests/pngvalid.c
@@ -1,7 +1,7 @@
 
 /* pngvalid.c - validate libpng by constructing then reading png files.
  *
- * Last changed in libpng 1.5.24 [(PENDING RELEASE)]
+ * Last changed in libpng 1.5.25 [RDATE%]
  * Copyright (c) 2014-2015 Glenn Randers-Pehrson
  * Written by John Cunningham Bowler
  *
diff --git a/libpng-manual.txt b/libpng-manual.txt
index 7fcc43d..75949f4 100644
--- a/libpng-manual.txt
+++ b/libpng-manual.txt
@@ -1,6 +1,6 @@
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.20beta02 - November 23, 2015
+ libpng version 1.6.20beta03 - November 24, 2015
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2015 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.20beta02 - November 23, 2015
+ libpng versions 0.97, January 1998, through 1.6.20beta03 - November 24, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2015 Glenn Randers-Pehrson
 
@@ -5323,7 +5323,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.6.20beta02 are Y2K compliant.  It is my belief that earlier
+upward through 1.6.20beta03 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has two year fields.  One is a 2-byte unsigned integer
diff --git a/libpng.3 b/libpng.3
index ef5274a..e917e61 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "November 23, 2015"
+.TH LIBPNG 3 "November 24, 2015"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.6.20beta02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.6.20beta03
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -508,7 +508,7 @@
 .SH LIBPNG.TXT
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.20beta02 - November 23, 2015
+ libpng version 1.6.20beta03 - November 24, 2015
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2015 Glenn Randers-Pehrson
@@ -519,7 +519,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.20beta02 - November 23, 2015
+ libpng versions 0.97, January 1998, through 1.6.20beta03 - November 24, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2015 Glenn Randers-Pehrson
 
@@ -5831,7 +5831,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.6.20beta02 are Y2K compliant.  It is my belief that earlier
+upward through 1.6.20beta03 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has two year fields.  One is a 2-byte unsigned integer
@@ -5989,7 +5989,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.6.20beta02 - November 23, 2015:
+Libpng version 1.6.20beta03 - November 24, 2015:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -6014,7 +6014,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000, through 1.6.20beta02, November 23, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.6.20beta03, November 24, 2015, are
 Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -6113,7 +6113,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-November 23, 2015
+November 24, 2015
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 54b6924..e8fd083 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "November 23, 2015"
+.TH LIBPNGPF 3 "November 24, 2015"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.6.20beta02
+libpng \- Portable Network Graphics (PNG) Reference Library 1.6.20beta03
 (private functions)
 .SH SYNOPSIS
 \fB#include \fI"pngpriv.h"
diff --git a/png.5 b/png.5
index 5b3daab..0fca673 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "November 23, 2015"
+.TH PNG 5 "November 24, 2015"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 3a4d077..6dc0696 100644
--- a/png.c
+++ b/png.c
@@ -14,7 +14,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef png_libpng_version_1_6_20beta02 Your_png_h_is_not_version_1_6_20beta02;
+typedef png_libpng_version_1_6_20beta03 Your_png_h_is_not_version_1_6_20beta03;
 
 /* Tells libpng that we have already handled the first "num_bytes" bytes
  * of the PNG file signature.  If the PNG data is embedded into another
@@ -775,13 +775,13 @@
 #else
 #  ifdef __STDC__
    return PNG_STRING_NEWLINE \
-      "libpng version 1.6.20beta02 - November 23, 2015" PNG_STRING_NEWLINE \
+      "libpng version 1.6.20beta03 - November 24, 2015" PNG_STRING_NEWLINE \
       "Copyright (c) 1998-2015 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
       "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
       "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
       PNG_STRING_NEWLINE;
 #  else
-   return "libpng version 1.6.20beta02 - November 23, 2015\
+   return "libpng version 1.6.20beta03 - November 24, 2015\
       Copyright (c) 1998-2015 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";
@@ -2343,7 +2343,7 @@
           * Fall through to "no match".
           */
          png_chunk_report(png_ptr,
-             "Not recognizing known sRGB profile that has been edited", 
+             "Not recognizing known sRGB profile that has been edited",
              PNG_CHUNK_WARNING);
          break;
 # endif
diff --git a/png.h b/png.h
index d5db870..e653c91 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.20beta02, November 23, 2015
+ * libpng version 1.6.20beta03, November 24, 2015
  *
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -12,7 +12,7 @@
  * Authors and maintainers:
  *   libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *   libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
- *   libpng versions 0.97, January 1998, through 1.6.20beta02, November 23, 2015:
+ *   libpng versions 0.97, January 1998, through 1.6.20beta03, November 24, 2015:
  *     Glenn Randers-Pehrson.
  *   See also "Contributing Authors", below.
  */
@@ -25,7 +25,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.0.7, July 1, 2000, through 1.6.20beta02, November 23, 2015, are
+ * libpng versions 1.0.7, July 1, 2000, through 1.6.20beta03, November 24, 2015, are
  * Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
  * derived from libpng-1.0.6, and are distributed according to the same
  * disclaimer and license as libpng-1.0.6 with the following individuals
@@ -214,13 +214,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    November 23, 2015
+ *    November 24, 2015
  *
  *    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 1.6.20beta02 are Y2K compliant.  It is my belief that
+ *    upward through 1.6.20beta03 are Y2K compliant.  It is my belief that
  *    earlier versions were also Y2K compliant.
  *
  *    Libpng only has two year fields.  One is a 2-byte unsigned integer
@@ -282,9 +282,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.6.20beta02"
+#define PNG_LIBPNG_VER_STRING "1.6.20beta03"
 #define PNG_HEADER_VERSION_STRING \
-     " libpng version 1.6.20beta02 - November 23, 2015\n"
+     " libpng version 1.6.20beta03 - November 24, 2015\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16
@@ -298,7 +298,7 @@
  * 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
@@ -433,7 +433,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef char* png_libpng_version_1_6_20beta02;
+typedef char* png_libpng_version_1_6_20beta03;
 
 /* Basic control structions.  Read libpng-manual.txt or libpng.3 for more info.
  *
diff --git a/pngconf.h b/pngconf.h
index c3cf32b..15640dc 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.6.20beta02, November 23, 2015
+ * libpng version 1.6.20beta03, November 24, 2015
  *
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngerror.c b/pngerror.c
index 0781866..bdb959e 100644
--- a/pngerror.c
+++ b/pngerror.c
@@ -768,7 +768,7 @@
 
    /* If control reaches this point, png_longjmp() must not return. The only
     * choice is to terminate the whole process (or maybe the thread); to do
-    * this the ANSI-C abort() function is used unless a different method is 
+    * this the ANSI-C abort() function is used unless a different method is
     * implemented by overriding the default configuration setting for
     * PNG_ABORT().
     */
diff --git a/pnginfo.h b/pnginfo.h
index c8c874d..4bd264b 100644
--- a/pnginfo.h
+++ b/pnginfo.h
@@ -223,7 +223,7 @@
    /* Storage for unknown chunks that the library doesn't recognize. */
    png_unknown_chunkp unknown_chunks;
 
-   /* The type of this field is limited by the type of 
+   /* The type of this field is limited by the type of
     * png_struct::user_chunk_cache_max, else overflow can occur.
     */
    int                unknown_chunks_num;
diff --git a/pngpread.c b/pngpread.c
index 9f68f99..076084a 100644
--- a/pngpread.c
+++ b/pngpread.c
@@ -133,7 +133,7 @@
 void /* PRIVATE */
 png_push_read_sig(png_structrp png_ptr, png_inforp info_ptr)
 {
-   png_size_t num_checked = png_ptr->sig_bytes, /* SAFE, does not exceed 8 */ 
+   png_size_t num_checked = png_ptr->sig_bytes, /* SAFE, does not exceed 8 */
        num_to_check = 8 - num_checked;
 
    if (png_ptr->buffer_size < num_to_check)
diff --git a/pngtest.c b/pngtest.c
index 5e38cf4..b12214d 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1,7 +1,7 @@
 
 /* pngtest.c - a simple test program to test libpng
  *
- * Last changed in libpng 1.7.0 [(PENDING RELEASE)]
+ * Last changed in libpng 1.5.25 [(PENDING RELEASE)]
  * Copyright (c) 1998-2015 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.)
@@ -1422,7 +1422,7 @@
    {
 #     ifdef calc_pass_height
          png_uint_32 pass_height;
-         
+
          if (num_passes == 7) /* interlaced */
          {
             if (PNG_PASS_COLS(width, pass) > 0)
@@ -2070,4 +2070,4 @@
 #endif
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef png_libpng_version_1_6_20beta02 Your_png_h_is_not_version_1_6_20beta02;
+typedef png_libpng_version_1_6_20beta03 Your_png_h_is_not_version_1_6_20beta03;
diff --git a/pngwutil.c b/pngwutil.c
index adc4729..0ee102b 100644
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -2563,7 +2563,7 @@
    if (filter_to_do == PNG_FILTER_SUB)
    /* It's the only filter so no testing is needed */
    {
-      (void) png_setup_sub_row(png_ptr, bpp, row_bytes, mins); 
+      (void) png_setup_sub_row(png_ptr, bpp, row_bytes, mins);
       best_row = png_ptr->try_row;
    }
 
@@ -2572,7 +2572,7 @@
       png_size_t sum;
       png_size_t lmins = mins;
 
-      sum = png_setup_sub_row(png_ptr, bpp, row_bytes, lmins); 
+      sum = png_setup_sub_row(png_ptr, bpp, row_bytes, lmins);
 
       if (sum < mins)
       {
@@ -2598,7 +2598,7 @@
       png_size_t sum;
       png_size_t lmins = mins;
 
-      sum = png_setup_up_row(png_ptr, row_bytes, lmins); 
+      sum = png_setup_up_row(png_ptr, row_bytes, lmins);
 
       if (sum < mins)
       {
diff --git a/projects/vstudio/readme.txt b/projects/vstudio/readme.txt
index 617e142..baead4f 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.6.20beta02 - November 23, 2015
+libpng version 1.6.20beta03 - November 24, 2015
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index 17d5cfe..a512d3d 100644
--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source
  *
- * libpng version 1.6.20beta02 - November 23, 2015
+ * libpng version 1.6.20beta03 - November 24, 2015
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index db9798a..876c279 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,9 +1,9 @@
 
-Makefiles for  libpng version 1.6.20beta02 - November 23, 2015
+Makefiles for  libpng version 1.6.20beta03 - November 24, 2015
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng16.so.16.1.6.20beta02)
+                       (gcc, creates libpng16.so.16.1.6.20beta03)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -33,12 +33,12 @@
  makefile.os2      =>  OS/2 Makefile (gcc and emx, requires libpng.def)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng16.so.16.1.6.20beta02)
+                       creates libpng16.so.16.1.6.20beta03)
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng16.so.16.1.6.20beta02)
+                       creates libpng16.so.16.1.6.20beta03)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng16.so.16.1.6.20beta02)
+                       creates libpng16.so.16.1.6.20beta03)
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.sunos    =>  Sun makefile
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
diff --git a/scripts/def.c b/scripts/def.c
index 39d86be..a21f373 100644
--- a/scripts/def.c
+++ b/scripts/def.c
@@ -21,7 +21,7 @@
 PNG_DFN "OS2 CODE PRELOAD MOVEABLE DISCARDABLE"
 PNG_DFN ""
 PNG_DFN "EXPORTS"
-PNG_DFN ";Version 1.6.20beta02"
+PNG_DFN ";Version 1.6.20beta03"
 
 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
         PNG_DFN "@" SYMBOL_PREFIX "@@" name "@"
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 4109979..007adf5 100644
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@
 
 # Modeled after libxml-config.
 
-version=1.6.20beta02
+version=1.6.20beta03
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index ce5b28e..8e0cefc 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.6.20beta02
+Version: 1.6.20beta03
 Libs: -L${libdir} -lpng16
 Cflags: -I${includedir}
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 52c8298..2955a50 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -17,7 +17,7 @@
 
 LIB=	png16
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.6.20beta02
+SHLIB_MINOR=	1.6.20beta03
 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 e7ff8c6..c15d543 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -17,7 +17,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	16
-SHLIB_MINOR=	1.6.20beta02
+SHLIB_MINOR=	1.6.20beta03
 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.openbsd b/scripts/makefile.openbsd
index 4e1c482..f58fbfa 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -11,7 +11,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	16
-SHLIB_MINOR=	1.6.20beta02
+SHLIB_MINOR=	1.6.20beta03
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/pnglibconf.h.prebuilt b/scripts/pnglibconf.h.prebuilt
index 2ef6778..8f6d6a4 100644
--- a/scripts/pnglibconf.h.prebuilt
+++ b/scripts/pnglibconf.h.prebuilt
@@ -1,8 +1,8 @@
-/* libpng 1.6.20beta02 STANDARD API DEFINITION */
+/* libpng 1.6.20beta03 STANDARD API DEFINITION */
 
 /* pnglibconf.h - library build configuration */
 
-/* Libpng version 1.6.20beta02 - November 23, 2015 */
+/* Libpng version 1.6.20beta03 - November 24, 2015 */
 
 /* Copyright (c) 1998-2015 Glenn Randers-Pehrson */
 
diff --git a/scripts/symbols.def b/scripts/symbols.def
index a2c6ab0..f18aded 100644
--- a/scripts/symbols.def
+++ b/scripts/symbols.def
@@ -1,4 +1,4 @@
-;Version 1.6.20beta02
+;Version 1.6.20beta03
 ;--------------------------------------------------------------
 ; LIBPNG symbol list as a Win32 DEF file
 ; Contains all the symbols that can be exported from libpng