[devel] Update copyright year to 2010
diff --git a/ANNOUNCE b/ANNOUNCE
index e4d0c7b..a4c4871 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -762,6 +762,7 @@
 version 1.4.0rc07 [January 1, 2010]
   Revised libpng*.txt and libpng.3 about 1.2.x->1.4.x differences.
   Use png_calloc() instead of png_malloc(); png_memset() in pngrutil.c
+  Update copyright year to 2010.
 
 version 1.4.0 [January 1, 2010]
   No changes.
diff --git a/CHANGES b/CHANGES
index e4d0c7b..a4c4871 100644
--- a/CHANGES
+++ b/CHANGES
@@ -762,6 +762,7 @@
 version 1.4.0rc07 [January 1, 2010]
   Revised libpng*.txt and libpng.3 about 1.2.x->1.4.x differences.
   Use png_calloc() instead of png_malloc(); png_memset() in pngrutil.c
+  Update copyright year to 2010.
 
 version 1.4.0 [January 1, 2010]
   No changes.
diff --git a/LICENSE b/LICENSE
index 5febec9..2abea2e 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.0rc06, December 29, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.0rc07, January 1, 2010, 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
@@ -108,4 +108,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 29, 2009
+January 1, 2010
diff --git a/README b/README
index 94ba1f6..db9171c 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.4.0rc06 - December 29, 2009 (shared library 14.0)
+README for libpng version 1.4.0rc07 - January 1, 2010 (shared library 14.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -185,9 +185,9 @@
        makefile.std     =>  Generic UNIX makefile (cc, creates static
                             libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            gcc, creates libpng14.so.14.1.4.0rc06)
+                            gcc, creates libpng14.so.14.1.4.0rc07)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng14.so.14.1.4.0rc06)
+                            (gcc, creates libpng14.so.14.1.4.0rc07)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
                             ansi2knr (Requires ansi2knr.c from
@@ -209,12 +209,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng14.so.14.1.4.0rc06)
+                            (gcc, creates libpng14.so.14.1.4.0rc07)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng14.so.14.1.4.0rc06)
+                            (gcc, creates libpng14.so.14.1.4.0rc07)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng14.so.14.1.4.0rc06)
+                            (gcc, creates libpng14.so.14.1.4.0rc07)
        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/example.c b/example.c
index 49b588e..f578694 100644
--- a/example.c
+++ b/example.c
@@ -2,9 +2,9 @@
 #if 0 /* in case someone actually tries to compile this */
 
 /* example.c - an example of using libpng
- * Last changed in libpng 1.4.0 [December 29, 2009]
+ * Last changed in libpng 1.4.0 [January 1, 2010]
  * This file has been placed in the public domain by the authors.
- * Maintained 1998-2009 Glenn Randers-Pehrson
+ * Maintained 1998-2010 Glenn Randers-Pehrson
  * Maintained 1996, 1997 Andreas Dilger)
  * Written 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
  */
diff --git a/libpng-1.4.0rc06.txt b/libpng-1.4.0rc07.txt
similarity index 99%
rename from libpng-1.4.0rc06.txt
rename to libpng-1.4.0rc07.txt
index d469b94..392b687 100644
--- a/libpng-1.4.0rc06.txt
+++ b/libpng-1.4.0rc07.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.0rc07 - December 30, 2009
+ libpng version 1.4.0rc07 - January 1, 2010
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.0rc07 - December 30, 2009
+ libpng versions 0.97, January 1998, through 1.4.0rc07 - January 1, 2010
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -3216,7 +3216,7 @@
 
 XIII. Y2K Compliance in libpng
 
-December 30, 2009
+January 1, 2010
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
diff --git a/libpng.3 b/libpng.3
index a0cf494..815c375 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "December 30, 2009"
+.TH LIBPNG 3 "January 1, 2010"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0rc07
 .SH SYNOPSIS
@@ -777,7 +777,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.0rc07 - December 30, 2009
+ libpng version 1.4.0rc07 - January 1, 2010
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -788,7 +788,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.0rc07 - December 30, 2009
+ libpng versions 0.97, January 1998, through 1.4.0rc07 - January 1, 2010
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -3993,7 +3993,7 @@
 
 .SH XIII. Y2K Compliance in libpng
 
-December 30, 2009
+January 1, 2010
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
@@ -4227,7 +4227,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.0rc07 - December 30, 2009:
+Libpng version 1.4.0rc07 - January 1, 2010:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -4250,7 +4250,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.0rc07, December 30, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.0rc07, January 1, 2010, 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
@@ -4349,7 +4349,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 30, 2009
+January 1, 2010
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index adc655d..2aec74f 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "December 29, 2009"
+.TH LIBPNGPF 3 "January 1, 2010"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0rc06
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0rc07
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.c b/png.c
index af5a041..6149526 100644
--- a/png.c
+++ b/png.c
@@ -1,8 +1,8 @@
 
 /* png.c - location for general purpose libpng functions
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
@@ -17,7 +17,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_0rc06 Your_png_h_is_not_version_1_4_0rc06;
+typedef version_1_4_0rc07 Your_png_h_is_not_version_1_4_0rc07;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.
@@ -551,13 +551,13 @@
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.0rc06 - December 29, 2009" PNG_STRING_NEWLINE \
+     "libpng version 1.4.0rc07 - January 1, 2010" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2010 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 ((png_charp) "libpng version 1.4.0rc06 - December 29, 2009\
+      return ((png_charp) "libpng version 1.4.0rc07 - January 1, 2010\
       Copyright (c) 1998-2010 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 9776037..b5365d0 100644
--- a/png.h
+++ b/png.h
@@ -1,8 +1,8 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.0rc06 - December 29, 2009
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * libpng version 1.4.0rc07 - January 1, 2010
+ * Copyright (c) 1998-2010 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.)
  *
@@ -11,7 +11,7 @@
  * 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 1.4.0rc06 - December 29, 2009: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.0rc07 - January 1, 2010: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -165,8 +165,8 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.4.0rc06, December 29, 2009, are
- * Copyright (c) 2004, 2006-2009 Glenn Randers-Pehrson, and are
+ * libpng versions 1.2.6, August 15, 2004, through 1.4.0rc07, January 1, 2010, are
+ * Copyright (c) 2004, 2006-2010 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:
  *
@@ -277,13 +277,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    December 29, 2009
+ *    January 1, 2010
  *
  *    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 1.4.0rc06 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.4.0rc07 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
@@ -339,9 +339,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.4.0rc06"
+#define PNG_LIBPNG_VER_STRING "1.4.0rc07"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.0rc06 - December 29, 2009\n"
+   " libpng version 1.4.0rc07 - January 1, 2010\n"
 
 #define PNG_LIBPNG_VER_SONUM   14
 #define PNG_LIBPNG_VER_DLLNUM  14
@@ -354,7 +354,7 @@
  * PNG_LIBPNG_VER_STRING, omitting any leading zero:
  */
 
-#define PNG_LIBPNG_VER_BUILD  06
+#define PNG_LIBPNG_VER_BUILD  07
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1343,7 +1343,7 @@
 /* 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_4_0rc06;
+typedef png_structp version_1_4_0rc07;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index b79903a..46955b5 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,9 +1,9 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.0rc06 - December 29, 2009
+ * libpng version 1.4.0rc07 - January 1, 2010
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngerror.c b/pngerror.c
index 4c1f976..0efcda6 100644
--- a/pngerror.c
+++ b/pngerror.c
@@ -1,8 +1,8 @@
 
 /* pngerror.c - stub functions for i/o and memory allocation
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
@@ -231,11 +231,12 @@
 #endif /* PNG_READ_SUPPORTED */
 
 #ifdef PNG_SETJMP_SUPPORTED
-/* This API only exists if ANSI-C style error handling is used, otherwise
- * it is necessary for png_default_error to be overridden.
+/* This API only exists if ANSI-C style error handling is used,
+ * otherwise it is necessary for png_default_error to be overridden.
  */
 jmp_buf* PNGAPI
-png_set_longjmp_fn(png_structp png_ptr, png_longjmp_ptr longjmp_fn, size_t jmp_buf_size)
+png_set_longjmp_fn(png_structp png_ptr, png_longjmp_ptr longjmp_fn,
+    size_t jmp_buf_size)
 {
    if (png_ptr == NULL || jmp_buf_size != png_sizeof(jmp_buf))
       return NULL;
@@ -295,7 +296,7 @@
    {
       jmp_buf jmpbuf;
       png_memcpy(jmpbuf, png_ptr->jmpbuf, png_sizeof(jmp_buf));
-      png_ptr->longjmp_fn(jmpbuf, 1);
+     png_ptr->longjmp_fn(jmpbuf, 1);
    }
 #  else
    png_ptr->longjmp_fn(png_ptr->jmpbuf, 1);
diff --git a/pngget.c b/pngget.c
index e1912bc..0a330b7 100644
--- a/pngget.c
+++ b/pngget.c
@@ -1,8 +1,8 @@
 
 /* pngget.c - retrieval of values from info struct
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngmem.c b/pngmem.c
index 58a4538..5f6b3dd 100644
--- a/pngmem.c
+++ b/pngmem.c
@@ -1,8 +1,8 @@
 
 /* pngmem.c - stub functions for memory allocation
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngpread.c b/pngpread.c
index 80936cd..3954b57 100644
--- a/pngpread.c
+++ b/pngpread.c
@@ -1,8 +1,8 @@
 
 /* pngpread.c - read a png file in push mode
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngpriv.h b/pngpriv.h
index c6b5148..d235ca7 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,9 +1,9 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.0rc06 - December 29, 2009
+ * libpng version 1.4.0rc07 - January 1, 2010
  * For conditions of distribution and use, see copyright notice in png.h
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngread.c b/pngread.c
index 9889790..b958b8e 100644
--- a/pngread.c
+++ b/pngread.c
@@ -1,8 +1,8 @@
 
 /* pngread.c - read a PNG file
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngrio.c b/pngrio.c
index 615e525..ca5be70 100644
--- a/pngrio.c
+++ b/pngrio.c
@@ -1,8 +1,8 @@
 
 /* pngrio.c - functions for data input
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngrtran.c b/pngrtran.c
index 6900f72..2be397f 100644
--- a/pngrtran.c
+++ b/pngrtran.c
@@ -1,8 +1,8 @@
 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngset.c b/pngset.c
index a0961e3..818ef8a 100644
--- a/pngset.c
+++ b/pngset.c
@@ -1,8 +1,8 @@
 
 /* pngset.c - storage of image information into info struct
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngtest.c b/pngtest.c
index 89141cc..75d4327 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1,8 +1,8 @@
 
 /* pngtest.c - a simple test program to test libpng
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
@@ -1619,4 +1619,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_0rc06 your_png_h_is_not_version_1_4_0rc06;
+typedef version_1_4_0rc07 your_png_h_is_not_version_1_4_0rc07;
diff --git a/pngtrans.c b/pngtrans.c
index ebabd76..723f458 100644
--- a/pngtrans.c
+++ b/pngtrans.c
@@ -1,8 +1,8 @@
 
 /* pngtrans.c - transforms the data in a row (used by both readers and writers)
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngwio.c b/pngwio.c
index 4961cb0..4b4eaeb 100644
--- a/pngwio.c
+++ b/pngwio.c
@@ -1,8 +1,8 @@
 
 /* pngwio.c - functions for data output
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngwrite.c b/pngwrite.c
index 361f84b..2d7e7d5 100644
--- a/pngwrite.c
+++ b/pngwrite.c
@@ -1,8 +1,8 @@
 
 /* pngwrite.c - general routines to write a PNG file
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngwtran.c b/pngwtran.c
index a1a5079..057681a 100644
--- a/pngwtran.c
+++ b/pngwtran.c
@@ -1,8 +1,8 @@
 
 /* pngwtran.c - transforms the data in a row for PNG writers
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *
diff --git a/pngwutil.c b/pngwutil.c
index 95f548d..7c358ec 100644
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -1,8 +1,8 @@
 
 /* pngwutil.c - utilities to write a PNG file
  *
- * Last changed in libpng 1.4.0 [December 29, 2009]
- * Copyright (c) 1998-2009 Glenn Randers-Pehrson
+ * Last changed in libpng 1.4.0 [January 1, 2010]
+ * Copyright (c) 1998-2010 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.)
  *