[libpng16] Imported from libpng-1.6.30beta03.tar
diff --git a/ANNOUNCE b/ANNOUNCE
index d0aeb43..0573d1a 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,4 +1,4 @@
-Libpng 1.6.30beta03 - May 18, 2017
+Libpng 1.6.30beta03 - May 22, 2017
 
 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.
@@ -38,10 +38,11 @@
     example.c, and in the manual (suggested by Jaeseung Choi).
   Removed reference to the obsolete PNG_SAFE_LIMITS macro in the documentation.
 
-Version 1.6.30beta03 [May 18, 2017]
+Version 1.6.30beta03 [May 22, 2017]
   Check for integer overflow in contrib/visupng and contrib/tools/genpng.
-  Do not double evaluate CMAKE_SYSTEM_PROCESSOR in CMakeLists.txt
-  Test CMAKE_HOST_WIN32 instead of WIN32 in CMakeLists.txt
+  Do not double evaluate CMAKE_SYSTEM_PROCESSOR in CMakeLists.txt.
+  Test CMAKE_HOST_WIN32 instead of WIN32 in CMakeLists.txt.
+  Fix some URL in documentation.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index 458be5c..f5b7b52 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5833,10 +5833,11 @@
     example.c, and in the manual (suggested by Jaeseung Choi).
   Removed reference to the obsolete PNG_SAFE_LIMITS macro in the documentation.
 
-Version 1.6.30beta03 [May 18, 2017]
+Version 1.6.30beta03 [May 22, 2017]
   Check for integer overflow in contrib/visupng and contrib/tools/genpng.
-  Do not double evaluate CMAKE_SYSTEM_PROCESSOR in CMakeLists.txt
-  Test CMAKE_HOST_WIN32 instead of WIN32 in CMakeLists.txt
+  Do not double evaluate CMAKE_SYSTEM_PROCESSOR in CMakeLists.txt.
+  Test CMAKE_HOST_WIN32 instead of WIN32 in CMakeLists.txt.
+  Fix some URL in documentation.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/LICENSE b/LICENSE
index 830a850..8a63f14 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 1.6.30beta03, April 22, 2017 are
+libpng versions 1.0.7, July 1, 2000 through 1.6.30beta03, May 22, 2017 are
 Copyright (c) 2000-2002, 2004, 2006-2017 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
@@ -130,4 +130,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-April 22, 2017
+May 22, 2017
diff --git a/README b/README
index 926294a..5341e66 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.6.30beta03 - May 19, 2017 (shared library 16.0)
+README for libpng version 1.6.30beta03 - May 22, 2017 (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/libpng-manual.txt b/libpng-manual.txt
index 028206f..b1fc2c5 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 1.6.30beta03 - May 19, 2017
+ libpng version 1.6.30beta03 - May 22, 2017
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.30beta03 - May 19, 2017
+ libpng versions 0.97, January 1998, through 1.6.30beta03 - May 22, 2017
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
 
diff --git a/libpng.3 b/libpng.3
index 3381e93..ee49621 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "May 19, 2017"
+.TH LIBPNG 3 "May 22, 2017"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.30beta03
 .SH SYNOPSIS
@@ -510,7 +510,7 @@
 .SH LIBPNG.TXT
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.6.30beta03 - May 19, 2017
+ libpng version 1.6.30beta03 - May 22, 2017
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
@@ -521,7 +521,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.6.30beta03 - May 19, 2017
+ libpng versions 0.97, January 1998, through 1.6.30beta03 - May 22, 2017
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2016 Glenn Randers-Pehrson
 
@@ -6045,7 +6045,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.6.30beta03 - May 19, 2017:
+Libpng version 1.6.30beta03 - May 22, 2017:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -6070,7 +6070,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000 through 1.6.30beta03, May 19, 2017 are
+libpng versions 1.0.7, July 1, 2000 through 1.6.30beta03, May 22, 2017 are
 Copyright (c) 2000-2002, 2004, 2006-2017 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
@@ -6198,7 +6198,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-May 19, 2017
+May 22, 2017
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 93e8cfa..e5ee17b 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,4 +1,4 @@
-.TH LIBPNGPF 3 "April 22, 2017"
+.TH LIBPNGPF 3 "May 22, 2017"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.30beta03
 (private functions)
diff --git a/png.5 b/png.5
index e44a844..6ad9c00 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "April 22, 2017"
+.TH PNG 5 "May 22, 2017"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 7477779..6663403 100644
--- a/png.c
+++ b/png.c
@@ -776,14 +776,14 @@
 #else
 #  ifdef __STDC__
    return PNG_STRING_NEWLINE \
-      "libpng version 1.6.30beta03 - April 22, 2017" PNG_STRING_NEWLINE \
+      "libpng version 1.6.30beta03 - May 22, 2017" PNG_STRING_NEWLINE \
       "Copyright (c) 1998-2002,2004,2006-2017 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 1.6.30beta03 - April 22, 2017\
+   return "libpng version 1.6.30beta03 - May 22, 2017\
       Copyright (c) 1998-2002,2004,2006-2017 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";
diff --git a/png.h b/png.h
index 64ae315..24e06ad 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.30beta03, April 22, 2017
+ * libpng version 1.6.30beta03, May 22, 2017
  *
  * Copyright (c) 1998-2002,2004,2006-2017 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 1.6.30beta03, April 22, 2017:
+ *   libpng versions 0.97, January 1998, through 1.6.30beta03, May 22, 2017:
  *     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 1.6.30beta03, April 22, 2017 are
+ * libpng versions 1.0.7, July 1, 2000 through 1.6.30beta03, May 22, 2017 are
  * Copyright (c) 2000-2002, 2004, 2006-2017 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
@@ -241,7 +241,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    April 22, 2017
+ *    May 22, 2017
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -310,7 +310,7 @@
 
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.6.30beta03"
-#define PNG_HEADER_VERSION_STRING " libpng version 1.6.30beta03 - April 22, 2017\n"
+#define PNG_HEADER_VERSION_STRING " libpng version 1.6.30beta03 - May 22, 2017\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16
diff --git a/pngconf.h b/pngconf.h
index 1333de2..a51f98c 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.6.30beta03, April 22, 2017
+ * libpng version 1.6.30beta03, May 22, 2017
  *
  * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/projects/vstudio/README.txt b/projects/vstudio/README.txt
index 3cee0f1..1d0a714 100644
--- a/projects/vstudio/README.txt
+++ b/projects/vstudio/README.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.6.30beta03 - April 22, 2017
+libpng version 1.6.30beta03 - May 22, 2017
 
 Copyright (c) 2010,2013,2015 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index e7ad156..815c710 100644
--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source
  *
- * libpng version 1.6.30beta03 - April 22, 2017
+ * libpng version 1.6.30beta03 - May 22, 2017
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index ca6c01e..65725fb 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,5 +1,5 @@
 
-Makefiles for  libpng version 1.6.30beta03 - April 22, 2017
+Makefiles for  libpng version 1.6.30beta03 - May 22, 2017
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile
diff --git a/scripts/pnglibconf.h.prebuilt b/scripts/pnglibconf.h.prebuilt
index bd33c3b..c76fff0 100644
--- a/scripts/pnglibconf.h.prebuilt
+++ b/scripts/pnglibconf.h.prebuilt
@@ -2,7 +2,7 @@
 
 /* pnglibconf.h - library build configuration */
 
-/* Libpng version 1.6.30beta03 - April 22, 2017 */
+/* Libpng version 1.6.30beta03 - May 22, 2017 */
 
 /* Copyright (c) 1998-2015 Glenn Randers-Pehrson */