[master] Imported from libpng-1.2.41beta15.tar

[master] Added deprectated-use reporting
ported from libpng-1.4.0
2025-07-10 18:04:09 +02:00 · 2009-11-08 19:31:21 -06:00 · 2009-11-08 19:18:45 -06:00 · 2009-11-08 17:05:27 -06:00 · 2009-11-08 17:05:18 -06:00 · 2009-11-08 16:51:11 -06:00
91 changed files with 1041 additions and 939 deletions
--- a/84
+++ b/84
@@ -1,5 +1,5 @@

-Libpng 1.2.41beta09 - November 1, 2009
+Libpng 1.2.41beta15 - November 9, 2009

 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.
@@ -9,36 +9,36 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script

-   libpng-1.2.41beta09.tar.xz (LZMA-compressed, recommended)
-   libpng-1.2.41beta09.tar.gz
-   libpng-1.2.41beta09.tar.bz2
+   libpng-1.2.41beta15.tar.xz (LZMA-compressed, recommended)
+   libpng-1.2.41beta15.tar.gz
+   libpng-1.2.41beta15.tar.bz2

 Source files with LF line endings (for Unix/Linux) without the
 "configure" script

-   libpng-1.2.41beta09-no-config.tar.xz (LZMA-compressed, recommended)
-   libpng-1.2.41beta09-no-config.tar.gz
-   libpng-1.2.41beta09-no-config.tar.bz2
+   libpng-1.2.41beta15-no-config.tar.xz (LZMA-compressed, recommended)
+   libpng-1.2.41beta15-no-config.tar.gz
+   libpng-1.2.41beta15-no-config.tar.bz2

 Source files with CRLF line endings (for Windows), without the
 "configure" script

-   lp1241b09.zip
-   lp1241b09.7z
-   lp1241b09.tar.bz2
+   lp1241b15.zip
+   lp1241b15.7z
+   lp1241b15.tar.bz2

 Project files

-   libpng-1.2.41beta09-project-netware.zip
-   libpng-1.2.41beta09-project-wince.zip
+   libpng-1.2.41beta15-project-netware.zip
+   libpng-1.2.41beta15-project-wince.zip

 Other information:

-   libpng-1.2.41beta09-README.txt
-   libpng-1.2.41beta09-KNOWNBUGS.txt
-   libpng-1.2.41beta09-LICENSE.txt
-   libpng-1.2.41beta09-Y2K-compliance.txt
-   libpng-1.2.41beta09-[previous version]-diff.txt
+   libpng-1.2.41beta15-README.txt
+   libpng-1.2.41beta15-KNOWNBUGS.txt
+   libpng-1.2.41beta15-LICENSE.txt
+   libpng-1.2.41beta15-Y2K-compliance.txt
+   libpng-1.2.41beta15-[previous version]-diff.txt

 Changes since the last public release (1.2.40):

@@ -91,6 +91,56 @@ version 1.2.41beta09 [November 1, 2009]
  Apply png_user_chunk_cache_max within png_decompress_chunk().
  Merged libpng-1.2.41.txt with libpng-1.4.0.txt where appropriate.

+version 1.2.41beta10 [November 1, 2009]
+  Enabled iTXt support by default. To ensure binary compatibility with
+    previous versions, the "lang" and "lang_key" members will be assumed
+    to be omitted from previous versions unless the current libpng
+    version was built with PNG_iTXt_SUPPORTED (which is otherwise no
+    longer necessary to gain iTXt support), as a signal that the user has
+    been building previous versions with PNG_iTXt_SUPPORTED as well.
+
+version 1.2.41beta11 [November 2, 2009]
+  Store user's user_png_ver in new png_ptr->user_png_ver element.
+  Revised iTXt support. To ensure binary compatibility with
+    previous versions, the "lang" and "lang_key" members will be assumed
+    to be omitted from versions prior to 1.2.41beta11 whenever there is a
+    library mismatch.
+
+version 1.2.41beta12 [November 2, 2009]
+  Free png_ptr->user_png_ver when destroying png_ptr.
+
+version 1.2.41beta13 [November 3, 2009]
+  Updated scripts/pngw32.def and projects/wince/png32ce.def
+  Copied projects/wince/png32ce.def to the scripts directory.
+  Added scripts/makefile.wce
+  Patched ltmain.sh for wince support.
+  Added PNG_CONVERT_tIME_SUPPORTED macro.
+
+version 1.2.41beta14 [November 8, 2009]
+  versions 1.2.41beta05 through 1.2.41beta13 were abandoned.
+  Make inclusion of time.h in pngconf.h depend on PNG_CONVERT_tIME_SUPPORTED
+  Make #define PNG_CONVERT_tIME_SUPPORTED depend on PNG_WRITE_tIME_SUPPORTED
+  Reverted iTXt compatibility stuff from 1.2.41beta05, 1.2.41beta11, and
+    1.2.41beta12.
+  Reverted IOSTATE feature, user_cache_max, and premultiply_alpha features
+    from 1.2.41beta08.
+  Retained png_calloc() from 1.2.41beta08 but as a non-exported function,
+    and removed reference to png_calloc from scripts/*.def
+
+version 1.2.41beta15 [November 9, 2009]
+  Added PNG_DEPSTRUCT, PNG_DEPRECATED, PNG_USE_RESULT, PNG_NORETURN, and
+    PNG_ALLOCATED macros to detect deprecated direct access to the
+    png_struct or info_struct members and other deprecated usage in
+    applications (John Bowler).
+  Updated scripts/makefile* to add "-DPNG_CONFIGURE_LIBPNG" to CFLAGS,
+    to prevent warnings about direct access to png structs by libpng
+    functions while building libpng.  They need to be tested, especially
+    those using compilers other than gcc.
+  Updated projects/visualc6 and visualc71 with "/d PNG_CONFIGURE_LIBPNG".
+  Removed three direct references to read_info_ptr members in pngtest.c
+    that were detected by the new PNG_DEPSTRUCT macro.
+
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net

 (subscription required; visit
--- a/61
+++ b/61
@@ -2466,7 +2466,7 @@ version 1.2.40beta01 [August 20, 2009]
 version 1.2.40rc01 [September 2, 2009]
  Various bugfixes and improvements to CMakeLists.txt (Philip Lowman)

-version 1.2.40 and 1.0.49 [November 1, 2009]
+version 1.2.40 and 1.0.49 [September 2, 2009]
  No changes.

 version 1.0.50 [September 10, 2009]
@@ -2521,6 +2521,65 @@ version 1.2.41beta09 [November 1, 2009]
  Apply png_user_chunk_cache_max within png_decompress_chunk().
  Merged libpng-1.2.41.txt with libpng-1.4.0.txt where appropriate.

+version 1.2.41beta10 [November 1, 2009]
+  Enabled iTXt support by default. To ensure binary compatibility with
+    previous versions, the "lang" and "lang_key" members will be assumed
+    to be omitted from previous versions unless the current libpng
+    version was built with PNG_iTXt_SUPPORTED (which is otherwise no
+    longer necessary to gain iTXt support), as a signal that the user has
+    been building previous versions with PNG_iTXt_SUPPORTED as well.
+
+version 1.2.41beta11 [November 2, 2009]
+  Store user's user_png_ver in new png_ptr->user_png_ver element.
+  Revised iTXt support. To ensure binary compatibility with
+    previous versions, the "lang" and "lang_key" members will be assumed
+    to be omitted from versions prior to 1.2.41beta11 whenever there is a
+    library mismatch.
+
+version 1.2.41beta12 [November 2, 2009]
+  Free png_ptr->user_png_ver when destroying png_ptr.
+
+version 1.2.41beta13 [November 3, 2009]
+  Updated scripts/pngw32.def and projects/wince/png32ce.def
+  Copied projects/wince/png32ce.def to the scripts directory.
+  Added scripts/makefile.wce
+  Patched ltmain.sh for wince support.
+  Added PNG_CONVERT_tIME_SUPPORTED macro.
+
+version 1.2.41beta14 [November 8, 2009]
+  versions 1.2.41beta05 through 1.2.41beta13 were abandoned.
+  The 1.0.x/1.2.x series will only receive security updates from now on.
+  Make inclusion of time.h in pngconf.h depend on PNG_CONVERT_tIME_SUPPORTED
+  Make #define PNG_CONVERT_tIME_SUPPORTED depend on PNG_WRITE_tIME_SUPPORTED
+  Reverted iTXt compatibility stuff from 1.2.41beta05, 1.2.41beta11, and
+    1.2.41beta12.
+  Reverted IOSTATE feature, user_cache_max, and premultiply_alpha features
+    from 1.2.41beta08.
+  Retained png_calloc() from 1.2.41beta08 but as a non-exported function,
+    and removed reference to png_calloc from scripts/*.def
+
+version 1.2.41beta15 [November 9, 2009]
+  Added PNG_DEPSTRUCT, PNG_DEPRECATED, PNG_USE_RESULT, PNG_NORETURN, and
+    PNG_ALLOCATED macros to detect deprecated direct access to the
+    png_struct or info_struct members and other deprecated usage in
+    applications (John Bowler).
+  Updated scripts/makefile* to add "-DPNG_CONFIGURE_LIBPNG" to CFLAGS,
+    to prevent warnings about direct access to png structs by libpng
+    functions while building libpng.  They need to be tested, especially
+    those using compilers other than gcc.
+  Updated projects/visualc6 and visualc71 with "/d PNG_CONFIGURE_LIBPNG".
+  Removed three direct references to read_info_ptr members in pngtest.c
+    that were detected by the new PNG_DEPSTRUCT macro.
+
+Send comments/corrections/commendations to png-mng-implement at lists.sf.net
+(subscription required; visit
+https://lists.sourceforge.net/lists/listinfo/png-mng-implement
+to subscribe)
+or to glennrp at users.sourceforge.net
+
+Glenn R-P
+*/
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -202,7 +202,7 @@ configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in
 # SET UP LINKS
 if(PNG_SHARED)
  set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#    VERSION 0.${PNGLIB_RELEASE}.1.2.41beta09
+#    VERSION 0.${PNGLIB_RELEASE}.1.2.41beta15
     VERSION 0.${PNGLIB_RELEASE}.0
     SOVERSION 0
     CLEAN_DIRECT_OUTPUT 1)
--- a/16
+++ b/16
@@ -1,5 +1,5 @@

-Installing libpng version 1.2.41beta09 - November 1, 2009
+Installing libpng version 1.2.41beta15 - November 9, 2009

 On Unix/Linux and similar systems, you can simply type

@@ -44,7 +44,7 @@ to have access to the zlib.h and zconf.h include files that
 correspond to the version of zlib that's installed.

 You can rename the directories that you downloaded (they
-might be called "libpng-1.2.41beta09" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.2.41beta15" 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 @@ include
 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.0.1.2.41beta09)
+                       gcc, creates libpng12.so.0.1.2.41beta15)
 makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.41beta09)
+                       (gcc, creates libpng12.so.0.1.2.41beta15)
 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 @@ include
 makefile.openbsd  =>  OpenBSD makefile
 makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
 makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng12.so.0.1.2.41beta09)
+                       creates libpng12.so.0.1.2.41beta15)
 makefile.sunos    =>  Sun makefile
 makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.41beta09)
+                       creates libpng12.so.0.1.2.41beta15)
 makefile.solaris-x86 =>  Solaris/intelMMX 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.41beta09)
+                       creates libpng12.so.0.1.2.41beta15)
 makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng12.so.0.1.2.41beta09)
+                       creates libpng12.so.0.1.2.41beta15)
 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
--- a/2
+++ b/2
@@ -1,5 +1,5 @@

-Known bugs in libpng version 1.2.41beta09
+Known bugs in libpng version 1.2.41beta15

 1. February 23, 2006: The custom makefiles don't build libpng with -lz.

--- a/4
+++ b/4
@@ -10,7 +10,7 @@ this sentence.

 This code is released under the libpng license.

-libpng versions 1.2.6, August 15, 2004, through 1.2.41beta09, November 1, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.41beta15, November 9, 2009, are
 Copyright (c) 2004, 2006-2009 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 @@ certification mark of the Open Source Initiative.

 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-November 1, 2009
+November 9, 2009
--- a/Makefile.am
+++ b/Makefile.am
@@ -86,7 +86,7 @@ EXTRA_DIST= \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.2.41beta09.txt pngvcrd.c 
+	example.c libpng-1.2.41beta15.txt pngvcrd.c 

 CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers \
 libpng.sym
--- a/Makefile.in
+++ b/Makefile.in
@@ -352,7 +352,7 @@ EXTRA_DIST = \
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.2.41beta09.txt pngvcrd.c 
+	example.c libpng-1.2.41beta15.txt pngvcrd.c 

 CLEANFILES = pngout.png libpng12.pc libpng12-config libpng.vers \
 libpng.sym
--- a/14
+++ b/14
@@ -1,4 +1,4 @@
-README for libpng version 1.2.41beta09 - November 1, 2009 (shared library 12.0)
+README for libpng version 1.2.41beta15 - November 9, 2009 (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.
@@ -194,11 +194,11 @@ Files in this distribution:
       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.0.1.2.41beta09)
+                            gcc, creates libpng12.so.0.1.2.41beta15)
       makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.41beta09)
+                            (gcc, creates libpng12.so.0.1.2.41beta15)
       makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.41beta09,
+                            (gcc, creates libpng12.so.0.1.2.41beta15,
                            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 @@ Files in this distribution:
       makefile.openbsd =>  OpenBSD makefile
       makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
       makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng12.so.0.1.2.41beta09)
+                            (gcc, creates libpng12.so.0.1.2.41beta15)
       makefile.sunos   =>  Sun makefile
       makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng12.so.0.1.2.41beta09)
+                            (gcc, creates libpng12.so.0.1.2.41beta15)
       makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng12.so.0.1.2.41beta09)
+                            (gcc, creates libpng12.so.0.1.2.41beta15)
       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
--- a/4
+++ b/4
@@ -1,13 +1,13 @@
   Y2K compliance in libpng:
   =========================

-      November 1, 2009
+      November 9, 2009

      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 1.2.41beta09 are Y2K compliant.  It is my belief that earlier
+      upward through 1.2.41beta15 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
--- a/22
+++ b/22
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.64 for libpng 1.2.41beta09.
+# Generated by GNU Autoconf 2.64 for libpng 1.2.41beta15.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -698,8 +698,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.2.41beta09'
-PACKAGE_STRING='libpng 1.2.41beta09'
+PACKAGE_VERSION='1.2.41beta15'
+PACKAGE_STRING='libpng 1.2.41beta15'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 PACKAGE_URL=''

@@ -1432,7 +1432,7 @@ if test "$ac_init_help" = "long"; then
  # 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 1.2.41beta09 to adapt to many kinds of systems.
+\`configure' configures libpng 1.2.41beta15 to adapt to many kinds of systems.

 Usage: $0 [OPTION]... [VAR=VALUE]...

@@ -1502,7 +1502,7 @@ fi

 if test -n "$ac_init_help"; then
  case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.2.41beta09:";;
+     short | recursive ) echo "Configuration of libpng 1.2.41beta15:";;
   esac
  cat <<\_ACEOF

@@ -1609,7 +1609,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
  cat <<\_ACEOF
-libpng configure 1.2.41beta09
+libpng configure 1.2.41beta15
 generated by GNU Autoconf 2.64

 Copyright (C) 2009 Free Software Foundation, Inc.
@@ -2034,7 +2034,7 @@ cat >config.log <<_ACEOF
 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 1.2.41beta09, which was
+It was created by libpng $as_me 1.2.41beta15, which was
 generated by GNU Autoconf 2.64.  Invocation command line was

  $ $0 $@
@@ -2842,7 +2842,7 @@ fi

 # Define the identity of the package.
 PACKAGE='libpng'
- VERSION='1.2.41beta09'
+ VERSION='1.2.41beta15'


 cat >>confdefs.h <<_ACEOF
@@ -2906,7 +2906,7 @@ fi



-PNGLIB_VERSION=1.2.41beta09
+PNGLIB_VERSION=1.2.41beta15
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=2
 PNGLIB_RELEASE=41
@@ -12047,7 +12047,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # 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 1.2.41beta09, which was
+This file was extended by libpng $as_me 1.2.41beta15, which was
 generated by GNU Autoconf 2.64.  Invocation command line was

  CONFIG_FILES    = $CONFIG_FILES
@@ -12111,7 +12111,7 @@ Report bugs to <png-mng-implement@lists.sourceforge.net>."
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_version="\\
-libpng config.status 1.2.41beta09
+libpng config.status 1.2.41beta15
 configured by $0, generated by GNU Autoconf 2.64,
  with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"

--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@ AC_PREREQ(2.59)

 dnl Version number stuff here:

-AC_INIT([libpng], [1.2.41beta09], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.2.41beta15], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE

-PNGLIB_VERSION=1.2.41beta09
+PNGLIB_VERSION=1.2.41beta15
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=2
 PNGLIB_RELEASE=41
--- a/contrib/pngminim/decoder/pngusr.h
+++ b/contrib/pngminim/decoder/pngusr.h
@@ -2,7 +2,7 @@
 *
 * Copyright (c) 2007, 2009 Glenn Randers-Pehrson
 *
- * This code is released under the zlib/libpng license.
+ * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer
 * and license in png.h
 *
--- a/contrib/pngminim/encoder/pngusr.h
+++ b/contrib/pngminim/encoder/pngusr.h
@@ -2,7 +2,7 @@
 *
 * Copyright (c) 2007, 2009 Glenn Randers-Pehrson
 *
- * This code is released under the zlib/libpng license.
+ * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer
 * and license in png.h
 *
--- a/contrib/pngminim/preader/pngusr.h
+++ b/contrib/pngminim/preader/pngusr.h
@@ -2,7 +2,7 @@
 *
 * Copyright (c) 2009 Glenn Randers-Pehrson
 *
- * This code is released under the zlib/libpng license.
+ * This code is released under the libpng license.
 * For conditions of distribution and use, see the disclaimer
 * and license in png.h
 *
--- a/libpng-1.2.41beta15.txt
+++ b/libpng-1.2.41beta15.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng

- libpng version 1.2.41beta09 - November 1, 2009
+ libpng version 1.2.41beta15 - November 9, 2009
 Updated and distributed by Glenn Randers-Pehrson
 <glennrp at users.sourceforge.net>
 Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng

 Based on:

- libpng versions 0.97, January 1998, through 1.2.41beta09 - November 1, 2009
+ libpng versions 0.97, January 1998, through 1.2.41beta15 - November 9, 2009
 Updated and distributed by Glenn Randers-Pehrson
 Copyright (c) 1998-2009 Glenn Randers-Pehrson

@@ -878,7 +878,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.

-As of libpng version 1.2.41beta09, not all possible expansions are supported.
+As of libpng version 1.2.41beta15, not all possible expansions are supported.

 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -2950,6 +2950,9 @@ accomplish this, the functions png_create_read_struct_2(),
 png_create_write_struct_2(), png_set_mem_fn(), png_get_mem_ptr(),
 png_malloc_default(), and png_free_default() were added.

+Support for the iTXt chunk has been enabled by default as of
+version 1.2.41.
+
 Support for certain MNG features was enabled.

 Support for numbered error messages was added.  However, we never got
@@ -3025,49 +3028,17 @@ They have been replaced, respectively, by:
 PNG_MAX_UINT was replaced with PNG_UINT_31_MAX.  It has been
 deprecated since libpng-1.0.16 and libpng-1.2.6.

-The function
+The deprecated function
    png_check_sig(sig, num)
 was replaced with
    !png_sig_cmp(sig, 0, num)
 It has been deprecated since libpng-0.90.

-The function
+The deprecated function
    png_set_gray_1_2_4_to_8()
 which also expands tRNS to alpha was replaced with
    png_set_expand_gray_1_2_4_to_8()
 which does not. It has been deprecated since libpng-1.0.18 and 1.2.9.
-
-Functions png_set_benign_errors(), png_benign_error(), and
-png_chunk_benign_error() were added.
-
-Support for setting the maximum amount of memory that the application
-will allocate for reading chunks was added, as a security measure.
-The functions png_set_chunk_cache_max() and png_get_chunk_cache_max()
-were added to the library.
-
-We implemented support for I/O states. Added png_ptr member io_state, and
-functions png_get_io_chunk_name() and png_get_io_state() in pngget.c
-
-The png_calloc() function was added and is used in place of
-of "png_malloc(); png_memset();" except in the case in png_read_png()
-where the array consists of pointers; in this case a "for" loop is used
-after the png_malloc() to set the pointers to NULL.
-
-We added PNG_TRANSFORM_GRAY_TO_RGB to the available high-level
-input transforms.
-
-We added the png_set_premultiply_alpha and
-png_do_read_premultiply_alpha() functions.
-
-The call to png_do_chop() in pngrtran.c, which reduces 16-bit input
-files to 8-bit bit depth, was relocated ahead of the building
-of gamma tables.  This allows us to build 8-bit tables instead
-of 16-bit tables, when only 8-bit tables are needed. This avoids 
-wasting some computing resources when the application has called
-the png_set_strip_16() function and encounters a 16-bit PNG file.
-
-Checking for and reporting of errors in the IHDR chunk is more thorough.
-
 IX.  (Omitted)
 X. Detecting libpng

@@ -3206,13 +3177,13 @@ source.

 XIII. Y2K Compliance in libpng

-November 1, 2009
+November 9, 2009

 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 1.2.41beta09 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.41beta15 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
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "November 1, 2009"
+.TH LIBPNG 3 "November 9, 2009"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.41beta09
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.41beta15
 .SH SYNOPSIS
 \fI\fB

@@ -821,7 +821,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng

- libpng version 1.2.41beta09 - November 1, 2009
+ libpng version 1.2.41beta15 - November 9, 2009
 Updated and distributed by Glenn Randers-Pehrson
 <glennrp at users.sourceforge.net>
 Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -832,7 +832,7 @@ libpng.txt - A description on how to use and modify libpng

 Based on:

- libpng versions 0.97, January 1998, through 1.2.41beta09 - November 1, 2009
+ libpng versions 0.97, January 1998, through 1.2.41beta15 - November 9, 2009
 Updated and distributed by Glenn Randers-Pehrson
 Copyright (c) 1998-2009 Glenn Randers-Pehrson

@@ -1699,7 +1699,7 @@ things.
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.

-As of libpng version 1.2.41beta09, not all possible expansions are supported.
+As of libpng version 1.2.41beta15, not all possible expansions are supported.

 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -3771,6 +3771,9 @@ accomplish this, the functions png_create_read_struct_2(),
 png_create_write_struct_2(), png_set_mem_fn(), png_get_mem_ptr(),
 png_malloc_default(), and png_free_default() were added.

+Support for the iTXt chunk has been enabled by default as of
+version 1.2.41.
+
 Support for certain MNG features was enabled.

 Support for numbered error messages was added.  However, we never got
@@ -3846,49 +3849,17 @@ They have been replaced, respectively, by:
 PNG_MAX_UINT was replaced with PNG_UINT_31_MAX.  It has been
 deprecated since libpng-1.0.16 and libpng-1.2.6.

-The function
+The deprecated function
    png_check_sig(sig, num)
 was replaced with
    !png_sig_cmp(sig, 0, num)
 It has been deprecated since libpng-0.90.

-The function
+The deprecated function
    png_set_gray_1_2_4_to_8()
 which also expands tRNS to alpha was replaced with
    png_set_expand_gray_1_2_4_to_8()
 which does not. It has been deprecated since libpng-1.0.18 and 1.2.9.
-
-Functions png_set_benign_errors(), png_benign_error(), and
-png_chunk_benign_error() were added.
-
-Support for setting the maximum amount of memory that the application
-will allocate for reading chunks was added, as a security measure.
-The functions png_set_chunk_cache_max() and png_get_chunk_cache_max()
-were added to the library.
-
-We implemented support for I/O states. Added png_ptr member io_state, and
-functions png_get_io_chunk_name() and png_get_io_state() in pngget.c
-
-The png_calloc() function was added and is used in place of
-of "png_malloc(); png_memset();" except in the case in png_read_png()
-where the array consists of pointers; in this case a "for" loop is used
-after the png_malloc() to set the pointers to NULL.
-
-We added PNG_TRANSFORM_GRAY_TO_RGB to the available high-level
-input transforms.
-
-We added the png_set_premultiply_alpha and
-png_do_read_premultiply_alpha() functions.
-
-The call to png_do_chop() in pngrtran.c, which reduces 16-bit input
-files to 8-bit bit depth, was relocated ahead of the building
-of gamma tables.  This allows us to build 8-bit tables instead
-of 16-bit tables, when only 8-bit tables are needed. This avoids 
-wasting some computing resources when the application has called
-the png_set_strip_16() function and encounters a 16-bit PNG file.
-
-Checking for and reporting of errors in the IHDR chunk is more thorough.
-
 .SH IX.  (Omitted)
 .SH X. Detecting libpng

@@ -4027,13 +3998,13 @@ source.

 .SH XIII. Y2K Compliance in libpng

-November 1, 2009
+November 9, 2009

 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 1.2.41beta09 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.41beta15 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
@@ -4317,7 +4288,7 @@ the first widely used release:
 1.0.49              10    10049  10.so.0.49[.0]
 1.2.40              13    10240  12.so.0.40[.0]
 1.0.50              10    10050  10.so.0.50[.0]
- 1.2.41beta01-09     13    10241  12.so.0.41[.0]
+ 1.2.41beta01-15     13    10241  12.so.0.41[.0]

 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -4373,7 +4344,7 @@ possible without all of you.

 Thanks to Frank J. T. Wojcik for helping with the documentation.

-Libpng version 1.2.41beta09 - November 1, 2009:
+Libpng version 1.2.41beta15 - November 9, 2009:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).

@@ -4396,7 +4367,7 @@ this sentence.

 This code is released under the libpng license.

-libpng versions 1.2.6, August 15, 2004, through 1.2.41beta09, November 1, 2009, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.41beta15, November 9, 2009, 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
@@ -4495,7 +4466,7 @@ certification mark of the Open Source Initiative.

 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-November 1, 2009
+November 9, 2009

 .\" end of man page

--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "November 1, 2009"
+.TH LIBPNGPF 3 "November 9, 2009"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.41beta09
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.41beta15
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
--- a/ltmain.sh
+++ b/ltmain.sh
@@ -2560,7 +2560,7 @@ func_win32_libid ()
    ;;
  *ar\ archive*) # could be an import, or static
    if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null |
-       $EGREP 'file format pe-i386(.*architecture: i386)?' >/dev/null ; then
+       $EGREP 'file format (pe-i386(.*architecture: i386)?|pe-arm-wince)' >/dev/null ; then
      win32_nmres=`eval $NM -f posix -A $1 |
 	$SED -n -e '
 	    1,100{
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "November 1, 2009"
+.TH PNG 5 "November 9, 2009"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
--- a/png.c
+++ b/png.c
@@ -1,7 +1,7 @@

 /* png.c - location for general purpose libpng functions
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -16,7 +16,7 @@
 #include "png.h"

 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_41beta09 Your_png_h_is_not_version_1_2_41beta09;
+typedef version_1_2_41beta15 Your_png_h_is_not_version_1_2_41beta15;

 /* Version information for C files.  This had better match the version
 * string defined in png.h.
@@ -722,13 +722,13 @@ png_get_copyright(png_structp png_ptr)
 #else
 #ifdef __STDC__
   return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version x 1.2.41beta09 - November 1, 2009" PNG_STRING_NEWLINE \
+     "libpng version 1.2.41beta15 - November 9, 2009" PNG_STRING_NEWLINE \
     "Copyright (c) 1998-2009 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 1.2.41beta09 - November 1, 2009\
+      return ((png_charp) "libpng version 1.2.41beta15 - November 9, 2009\
      Copyright (c) 1998-2009 Glenn Randers-Pehrson\
      Copyright (c) 1996-1997 Andreas Dilger\
      Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");
--- a/png.h
+++ b/png.h
@@ -1,6 +1,6 @@
 /* png.h - header file for PNG reference library
 *
- * libpng version 1.2.41beta09 - November 1, 2009
+ * libpng version 1.2.41beta15 - November 9, 2009
 * Copyright (c) 1998-2009 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.)
@@ -10,7 +10,7 @@
 * 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 1.2.41beta09 - November 1, 2009: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.41beta15 - November 9, 2009: Glenn
 *  See also "Contributing Authors", below.
 *
 * Note about libpng version numbers:
@@ -245,7 +245,7 @@
 *    1.2.40rc01              13    10240  12.so.0.40[.0]
 *    1.0.49                  10    10049  10.so.0.49[.0]
 *    1.2.40                  13    10240  12.so.0.40[.0]
- *    1.2.41beta01-09         13    10241  12.so.0.41[.0]
+ *    1.2.41beta01-15         13    10241  12.so.0.41[.0]
 *
 *    Henceforth the source version will match the shared-library major
 *    and minor numbers; the shared-library major version number will be
@@ -277,7 +277,7 @@
 *
 * This code is released under the libpng license.
 *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.41beta09, November 1, 2009, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.41beta15, November 9, 2009, are
 * Copyright (c) 2004, 2006-2009 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:
@@ -389,13 +389,13 @@
 * Y2K compliance in libpng:
 * =========================
 *
- *    November 1, 2009
+ *    November 9, 2009
 *
 *    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 1.2.41beta09 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.41beta15 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
@@ -451,9 +451,9 @@
 */

 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.41beta09"
+#define PNG_LIBPNG_VER_STRING "1.2.41beta15"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.41beta09 - November 1, 2009\n"
+   " libpng version 1.2.41beta15 - November 9, 2009\n"

 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -466,7 +466,7 @@
 * PNG_LIBPNG_VER_STRING, omitting any leading zero:
 */

-#define PNG_LIBPNG_VER_BUILD  09
+#define PNG_LIBPNG_VER_BUILD  15

 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -791,25 +791,25 @@ typedef png_unknown_chunk FAR * FAR * png_unknown_chunkpp;
 typedef struct png_info_struct
 {
   /* The following are necessary for every PNG file */
-   png_uint_32 width;       /* width of image in pixels (from IHDR) */
-   png_uint_32 height;      /* height of image in pixels (from IHDR) */
-   png_uint_32 valid;       /* valid chunk data (see PNG_INFO_ below) */
-   png_uint_32 rowbytes;    /* bytes needed to hold an untransformed row */
-   png_colorp palette;      /* array of color values (valid & PNG_INFO_PLTE) */
-   png_uint_16 num_palette; /* number of color entries in "palette" (PLTE) */
-   png_uint_16 num_trans;   /* number of transparent palette color (tRNS) */
-   png_byte bit_depth;      /* 1, 2, 4, 8, or 16 bits/channel (from IHDR) */
-   png_byte color_type;     /* see PNG_COLOR_TYPE_ below (from IHDR) */
+   png_uint_32 width PNG_DEPSTRUCT;       /* width of image in pixels (from IHDR) */
+   png_uint_32 height PNG_DEPSTRUCT;      /* height of image in pixels (from IHDR) */
+   png_uint_32 valid PNG_DEPSTRUCT;       /* valid chunk data (see PNG_INFO_ below) */
+   png_uint_32 rowbytes PNG_DEPSTRUCT;    /* bytes needed to hold an untransformed row */
+   png_colorp palette PNG_DEPSTRUCT;      /* array of color values (valid & PNG_INFO_PLTE) */
+   png_uint_16 num_palette PNG_DEPSTRUCT; /* number of color entries in "palette" (PLTE) */
+   png_uint_16 num_trans PNG_DEPSTRUCT;   /* number of transparent palette color (tRNS) */
+   png_byte bit_depth PNG_DEPSTRUCT;      /* 1, 2, 4, 8, or 16 bits/channel (from IHDR) */
+   png_byte color_type PNG_DEPSTRUCT;     /* see PNG_COLOR_TYPE_ below (from IHDR) */
   /* The following three should have been named *_method not *_type */
-   png_byte compression_type; /* must be PNG_COMPRESSION_TYPE_BASE (IHDR) */
-   png_byte filter_type;    /* must be PNG_FILTER_TYPE_BASE (from IHDR) */
-   png_byte interlace_type; /* One of PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */
+   png_byte compression_type PNG_DEPSTRUCT; /* must be PNG_COMPRESSION_TYPE_BASE (IHDR) */
+   png_byte filter_type PNG_DEPSTRUCT;    /* must be PNG_FILTER_TYPE_BASE (from IHDR) */
+   png_byte interlace_type PNG_DEPSTRUCT; /* One of PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */

   /* The following is informational only on read, and not used on writes. */
-   png_byte channels;       /* number of data channels per pixel (1, 2, 3, 4) */
-   png_byte pixel_depth;    /* number of bits per pixel */
-   png_byte spare_byte;     /* to align the data, and for future use */
-   png_byte signature[8];   /* magic bytes read by libpng from start of file */
+   png_byte channels PNG_DEPSTRUCT;       /* number of data channels per pixel (1, 2, 3, 4) */
+   png_byte pixel_depth PNG_DEPSTRUCT;    /* number of bits per pixel */
+   png_byte spare_byte PNG_DEPSTRUCT;     /* to align the data, and for future use */
+   png_byte signature[8] PNG_DEPSTRUCT;   /* magic bytes read by libpng from start of file */

   /* The rest of the data is optional.  If you are reading, check the
    * valid field to see if the information in these are valid.  If you
@@ -822,13 +822,13 @@ typedef struct png_info_struct
    * on which the image was created, normally in the range [1.0, 2.5].
    * Data is valid if (valid & PNG_INFO_gAMA) is non-zero.
    */
-   float gamma; /* gamma value of image, if (valid & PNG_INFO_gAMA) */
+   float gamma PNG_DEPSTRUCT; /* gamma value of image, if (valid & PNG_INFO_gAMA) */
 #endif

 #ifdef PNG_sRGB_SUPPORTED
    /* GR-P, 0.96a */
    /* Data valid if (valid & PNG_INFO_sRGB) non-zero. */
-   png_byte srgb_intent; /* sRGB rendering intent [0, 1, 2, or 3] */
+   png_byte srgb_intent PNG_DEPSTRUCT; /* sRGB rendering intent [0, 1, 2, or 3] */
 #endif

 #ifdef PNG_TEXT_SUPPORTED
@@ -840,16 +840,16 @@ typedef struct png_info_struct
    * unique, and the text string may be empty.  Any number of text chunks may
    * be in an image.
    */
-   int num_text; /* number of comments read/to write */
-   int max_text; /* current size of text array */
-   png_textp text; /* array of comments read/to write */
+   int num_text PNG_DEPSTRUCT; /* number of comments read/to write */
+   int max_text PNG_DEPSTRUCT; /* current size of text array */
+   png_textp text PNG_DEPSTRUCT; /* array of comments read/to write */
 #endif /* PNG_TEXT_SUPPORTED */

 #ifdef PNG_tIME_SUPPORTED
   /* The tIME chunk holds the last time the displayed image data was
    * modified.  See the png_time struct for the contents of this struct.
    */
-   png_time mod_time;
+   png_time mod_time PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_sBIT_SUPPORTED
@@ -859,7 +859,7 @@ typedef struct png_info_struct
    * the low-order bits is not specified.  Data is valid if
    * (valid & PNG_INFO_sBIT) is non-zero.
    */
-   png_color_8 sig_bit; /* significant bits in color channels */
+   png_color_8 sig_bit PNG_DEPSTRUCT; /* significant bits in color channels */
 #endif

 #if defined(PNG_tRNS_SUPPORTED) || defined(PNG_READ_EXPAND_SUPPORTED) || \
@@ -873,8 +873,8 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * single color specified that should be treated as fully transparent.
    * Data is valid if (valid & PNG_INFO_tRNS) is non-zero.
    */
-   png_bytep trans; /* transparent values for paletted image */
-   png_color_16 trans_values; /* transparent color for non-palette image */
+   png_bytep trans PNG_DEPSTRUCT; /* transparent values for paletted image */
+   png_color_16 trans_values PNG_DEPSTRUCT; /* transparent color for non-palette image */
 #endif

 #if defined(PNG_bKGD_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED)
@@ -884,7 +884,7 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * in "background" are normally in the same color space/depth as the
    * pixel data.  Data is valid if (valid & PNG_INFO_bKGD) is non-zero.
    */
-   png_color_16 background;
+   png_color_16 background PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_oFFs_SUPPORTED
@@ -893,9 +893,9 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * application-specific co-ordinate space.  See the PNG_OFFSET_ defines
    * below for the unit types.  Valid if (valid & PNG_INFO_oFFs) non-zero.
    */
-   png_int_32 x_offset; /* x offset on page */
-   png_int_32 y_offset; /* y offset on page */
-   png_byte offset_unit_type; /* offset units type */
+   png_int_32 x_offset PNG_DEPSTRUCT; /* x offset on page */
+   png_int_32 y_offset PNG_DEPSTRUCT; /* y offset on page */
+   png_byte offset_unit_type PNG_DEPSTRUCT; /* offset units type */
 #endif

 #ifdef PNG_pHYs_SUPPORTED
@@ -903,9 +903,9 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * display or printing in "phys_unit_type" units (see PNG_RESOLUTION_
    * defines below).  Data is valid if (valid & PNG_INFO_pHYs) is non-zero.
    */
-   png_uint_32 x_pixels_per_unit; /* horizontal pixel density */
-   png_uint_32 y_pixels_per_unit; /* vertical pixel density */
-   png_byte phys_unit_type; /* resolution type (see PNG_RESOLUTION_ below) */
+   png_uint_32 x_pixels_per_unit PNG_DEPSTRUCT; /* horizontal pixel density */
+   png_uint_32 y_pixels_per_unit PNG_DEPSTRUCT; /* vertical pixel density */
+   png_byte phys_unit_type PNG_DEPSTRUCT; /* resolution type (see PNG_RESOLUTION_ below) */
 #endif

 #ifdef PNG_hIST_SUPPORTED
@@ -915,7 +915,7 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * values in the range [0,65535]. Data valid if (valid & PNG_INFO_hIST)
    * is non-zero.
    */
-   png_uint_16p hist;
+   png_uint_16p hist PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_cHRM_SUPPORTED
@@ -926,14 +926,14 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * [0.0, 0.8].  Data valid if (valid & PNG_INFO_cHRM) non-zero.
    */
 #ifdef PNG_FLOATING_POINT_SUPPORTED
-   float x_white;
-   float y_white;
-   float x_red;
-   float y_red;
-   float x_green;
-   float y_green;
-   float x_blue;
-   float y_blue;
+   float x_white PNG_DEPSTRUCT;
+   float y_white PNG_DEPSTRUCT;
+   float x_red PNG_DEPSTRUCT;
+   float y_red PNG_DEPSTRUCT;
+   float x_green PNG_DEPSTRUCT;
+   float y_green PNG_DEPSTRUCT;
+   float x_blue PNG_DEPSTRUCT;
+   float y_blue PNG_DEPSTRUCT;
 #endif
 #endif

@@ -949,40 +949,40 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * implemented, and for a description of the ASCII parameter strings.
    * Data values are valid if (valid & PNG_INFO_pCAL) non-zero.
    */
-   png_charp pcal_purpose;  /* pCAL chunk description string */
-   png_int_32 pcal_X0;      /* minimum value */
-   png_int_32 pcal_X1;      /* maximum value */
-   png_charp pcal_units;    /* Latin-1 string giving physical units */
-   png_charpp pcal_params;  /* ASCII strings containing parameter values */
-   png_byte pcal_type;      /* equation type (see PNG_EQUATION_ below) */
-   png_byte pcal_nparams;   /* number of parameters given in pcal_params */
+   png_charp pcal_purpose PNG_DEPSTRUCT;  /* pCAL chunk description string */
+   png_int_32 pcal_X0 PNG_DEPSTRUCT;      /* minimum value */
+   png_int_32 pcal_X1 PNG_DEPSTRUCT;      /* maximum value */
+   png_charp pcal_units PNG_DEPSTRUCT;    /* Latin-1 string giving physical units */
+   png_charpp pcal_params PNG_DEPSTRUCT;  /* ASCII strings containing parameter values */
+   png_byte pcal_type PNG_DEPSTRUCT;      /* equation type (see PNG_EQUATION_ below) */
+   png_byte pcal_nparams PNG_DEPSTRUCT;   /* number of parameters given in pcal_params */
 #endif

 /* New members added in libpng-1.0.6 */
 #ifdef PNG_FREE_ME_SUPPORTED
-   png_uint_32 free_me;     /* flags items libpng is responsible for freeing */
+   png_uint_32 free_me PNG_DEPSTRUCT;     /* flags items libpng is responsible for freeing */
 #endif

 #if defined(PNG_UNKNOWN_CHUNKS_SUPPORTED) || \
 defined(PNG_HANDLE_AS_UNKNOWN_SUPPORTED)
   /* Storage for unknown chunks that the library doesn't recognize. */
-   png_unknown_chunkp unknown_chunks;
-   png_size_t unknown_chunks_num;
+   png_unknown_chunkp unknown_chunks PNG_DEPSTRUCT;
+   png_size_t unknown_chunks_num PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_iCCP_SUPPORTED
   /* iCCP chunk data. */
-   png_charp iccp_name;     /* profile name */
-   png_charp iccp_profile;  /* International Color Consortium profile data */
+   png_charp iccp_name PNG_DEPSTRUCT;     /* profile name */
+   png_charp iccp_profile PNG_DEPSTRUCT;  /* International Color Consortium profile data */
                            /* Note to maintainer: should be png_bytep */
-   png_uint_32 iccp_proflen;  /* ICC profile data length */
-   png_byte iccp_compression; /* Always zero */
+   png_uint_32 iccp_proflen PNG_DEPSTRUCT;  /* ICC profile data length */
+   png_byte iccp_compression PNG_DEPSTRUCT; /* Always zero */
 #endif

 #ifdef PNG_sPLT_SUPPORTED
   /* Data on sPLT chunks (there may be more than one). */
-   png_sPLT_tp splt_palettes;
-   png_uint_32 splt_palettes_num;
+   png_sPLT_tp splt_palettes PNG_DEPSTRUCT;
+   png_uint_32 splt_palettes_num PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_sCAL_SUPPORTED
@@ -993,36 +993,36 @@ defined(PNG_READ_BACKGROUND_SUPPORTED)
    * in the image.  This external representation is converted to double
    * here.  Data values are valid if (valid & PNG_INFO_sCAL) is non-zero.
    */
-   png_byte scal_unit;         /* unit of physical scale */
+   png_byte scal_unit PNG_DEPSTRUCT;         /* unit of physical scale */
 #ifdef PNG_FLOATING_POINT_SUPPORTED
-   double scal_pixel_width;    /* width of one pixel */
-   double scal_pixel_height;   /* height of one pixel */
+   double scal_pixel_width PNG_DEPSTRUCT;    /* width of one pixel */
+   double scal_pixel_height PNG_DEPSTRUCT;   /* height of one pixel */
 #endif
 #ifdef PNG_FIXED_POINT_SUPPORTED
-   png_charp scal_s_width;     /* string containing height */
-   png_charp scal_s_height;    /* string containing width */
+   png_charp scal_s_width PNG_DEPSTRUCT;     /* string containing height */
+   png_charp scal_s_height PNG_DEPSTRUCT;    /* string containing width */
 #endif
 #endif

 #ifdef PNG_INFO_IMAGE_SUPPORTED
   /* Memory has been allocated if (valid & PNG_ALLOCATED_INFO_ROWS) non-zero */
   /* Data valid if (valid & PNG_INFO_IDAT) non-zero */
-   png_bytepp row_pointers;        /* the image bits */
+   png_bytepp row_pointers PNG_DEPSTRUCT;        /* the image bits */
 #endif

 #if defined(PNG_FIXED_POINT_SUPPORTED) && defined(PNG_gAMA_SUPPORTED)
-   png_fixed_point int_gamma; /* gamma of image, if (valid & PNG_INFO_gAMA) */
+   png_fixed_point int_gamma PNG_DEPSTRUCT; /* gamma of image, if (valid & PNG_INFO_gAMA) */
 #endif

 #if defined(PNG_cHRM_SUPPORTED) && defined(PNG_FIXED_POINT_SUPPORTED)
-   png_fixed_point int_x_white;
-   png_fixed_point int_y_white;
-   png_fixed_point int_x_red;
-   png_fixed_point int_y_red;
-   png_fixed_point int_x_green;
-   png_fixed_point int_y_green;
-   png_fixed_point int_x_blue;
-   png_fixed_point int_y_blue;
+   png_fixed_point int_x_white PNG_DEPSTRUCT;
+   png_fixed_point int_y_white PNG_DEPSTRUCT;
+   png_fixed_point int_x_red PNG_DEPSTRUCT;
+   png_fixed_point int_y_red PNG_DEPSTRUCT;
+   png_fixed_point int_x_green PNG_DEPSTRUCT;
+   png_fixed_point int_y_green PNG_DEPSTRUCT;
+   png_fixed_point int_x_blue PNG_DEPSTRUCT;
+   png_fixed_point int_y_blue PNG_DEPSTRUCT;
 #endif

 } png_info;
@@ -1222,219 +1222,219 @@ struct png_struct_def
 #ifdef PNG_SETJMP_SUPPORTED
   jmp_buf jmpbuf;            /* used in png_error */
 #endif
-   png_error_ptr error_fn;    /* function for printing errors and aborting */
-   png_error_ptr warning_fn;  /* function for printing warnings */
-   png_voidp error_ptr;       /* user supplied struct for error functions */
-   png_rw_ptr write_data_fn;  /* function for writing output data */
-   png_rw_ptr read_data_fn;   /* function for reading input data */
-   png_voidp io_ptr;          /* ptr to application struct for I/O functions */
+   png_error_ptr error_fn PNG_DEPSTRUCT;    /* function for printing errors and aborting */
+   png_error_ptr warning_fn PNG_DEPSTRUCT;  /* function for printing warnings */
+   png_voidp error_ptr PNG_DEPSTRUCT;       /* user supplied struct for error functions */
+   png_rw_ptr write_data_fn PNG_DEPSTRUCT;  /* function for writing output data */
+   png_rw_ptr read_data_fn PNG_DEPSTRUCT;   /* function for reading input data */
+   png_voidp io_ptr PNG_DEPSTRUCT;          /* ptr to application struct for I/O functions */

 #ifdef PNG_READ_USER_TRANSFORM_SUPPORTED
-   png_user_transform_ptr read_user_transform_fn; /* user read transform */
+   png_user_transform_ptr read_user_transform_fn PNG_DEPSTRUCT; /* user read transform */
 #endif

 #ifdef PNG_WRITE_USER_TRANSFORM_SUPPORTED
-   png_user_transform_ptr write_user_transform_fn; /* user write transform */
+   png_user_transform_ptr write_user_transform_fn PNG_DEPSTRUCT; /* user write transform */
 #endif

 /* These were added in libpng-1.0.2 */
 #ifdef PNG_USER_TRANSFORM_PTR_SUPPORTED
 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED) || \
    defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
-   png_voidp user_transform_ptr; /* user supplied struct for user transform */
-   png_byte user_transform_depth;    /* bit depth of user transformed pixels */
-   png_byte user_transform_channels; /* channels in user transformed pixels */
+   png_voidp user_transform_ptr PNG_DEPSTRUCT; /* user supplied struct for user transform */
+   png_byte user_transform_depth PNG_DEPSTRUCT;    /* bit depth of user transformed pixels */
+   png_byte user_transform_channels PNG_DEPSTRUCT; /* channels in user transformed pixels */
 #endif
 #endif

-   png_uint_32 mode;          /* tells us where we are in the PNG file */
-   png_uint_32 flags;         /* flags indicating various things to libpng */
-   png_uint_32 transformations; /* which transformations to perform */
+   png_uint_32 mode PNG_DEPSTRUCT;          /* tells us where we are in the PNG file */
+   png_uint_32 flags PNG_DEPSTRUCT;         /* flags indicating various things to libpng */
+   png_uint_32 transformations PNG_DEPSTRUCT; /* which transformations to perform */

-   z_stream zstream;          /* pointer to decompression structure (below) */
-   png_bytep zbuf;            /* buffer for zlib */
-   png_size_t zbuf_size;      /* size of zbuf */
-   int zlib_level;            /* holds zlib compression level */
-   int zlib_method;           /* holds zlib compression method */
-   int zlib_window_bits;      /* holds zlib compression window bits */
-   int zlib_mem_level;        /* holds zlib compression memory level */
-   int zlib_strategy;         /* holds zlib compression strategy */
+   z_stream zstream PNG_DEPSTRUCT;          /* pointer to decompression structure (below) */
+   png_bytep zbuf PNG_DEPSTRUCT;            /* buffer for zlib */
+   png_size_t zbuf_size PNG_DEPSTRUCT;      /* size of zbuf */
+   int zlib_level PNG_DEPSTRUCT;            /* holds zlib compression level */
+   int zlib_method PNG_DEPSTRUCT;           /* holds zlib compression method */
+   int zlib_window_bits PNG_DEPSTRUCT;      /* holds zlib compression window bits */
+   int zlib_mem_level PNG_DEPSTRUCT;        /* holds zlib compression memory level */
+   int zlib_strategy PNG_DEPSTRUCT;         /* holds zlib compression strategy */

-   png_uint_32 width;         /* width of image in pixels */
-   png_uint_32 height;        /* height of image in pixels */
-   png_uint_32 num_rows;      /* number of rows in current pass */
-   png_uint_32 usr_width;     /* width of row at start of write */
-   png_uint_32 rowbytes;      /* size of row in bytes */
-   png_uint_32 irowbytes;     /* size of current interlaced row in bytes */
-   png_uint_32 iwidth;        /* width of current interlaced row in pixels */
-   png_uint_32 row_number;    /* current row in interlace pass */
-   png_bytep prev_row;        /* buffer to save previous (unfiltered) row */
-   png_bytep row_buf;         /* buffer to save current (unfiltered) row */
+   png_uint_32 width PNG_DEPSTRUCT;         /* width of image in pixels */
+   png_uint_32 height PNG_DEPSTRUCT;        /* height of image in pixels */
+   png_uint_32 num_rows PNG_DEPSTRUCT;      /* number of rows in current pass */
+   png_uint_32 usr_width PNG_DEPSTRUCT;     /* width of row at start of write */
+   png_uint_32 rowbytes PNG_DEPSTRUCT;      /* size of row in bytes */
+   png_uint_32 irowbytes PNG_DEPSTRUCT;     /* size of current interlaced row in bytes */
+   png_uint_32 iwidth PNG_DEPSTRUCT;        /* width of current interlaced row in pixels */
+   png_uint_32 row_number PNG_DEPSTRUCT;    /* current row in interlace pass */
+   png_bytep prev_row PNG_DEPSTRUCT;        /* buffer to save previous (unfiltered) row */
+   png_bytep row_buf PNG_DEPSTRUCT;         /* buffer to save current (unfiltered) row */
 #ifndef PNG_NO_WRITE_FILTER
-   png_bytep sub_row;         /* buffer to save "sub" row when filtering */
-   png_bytep up_row;          /* buffer to save "up" row when filtering */
-   png_bytep avg_row;         /* buffer to save "avg" row when filtering */
-   png_bytep paeth_row;       /* buffer to save "Paeth" row when filtering */
+   png_bytep sub_row PNG_DEPSTRUCT;         /* buffer to save "sub" row when filtering */
+   png_bytep up_row PNG_DEPSTRUCT;          /* buffer to save "up" row when filtering */
+   png_bytep avg_row PNG_DEPSTRUCT;         /* buffer to save "avg" row when filtering */
+   png_bytep paeth_row PNG_DEPSTRUCT;       /* buffer to save "Paeth" row when filtering */
 #endif
-   png_row_info row_info;     /* used for transformation routines */
+   png_row_info row_info PNG_DEPSTRUCT;     /* used for transformation routines */

-   png_uint_32 idat_size;     /* current IDAT size for read */
-   png_uint_32 crc;           /* current chunk CRC value */
-   png_colorp palette;        /* palette from the input file */
-   png_uint_16 num_palette;   /* number of color entries in palette */
-   png_uint_16 num_trans;     /* number of transparency values */
-   png_byte chunk_name[5];    /* null-terminated name of current chunk */
-   png_byte compression;      /* file compression type (always 0) */
-   png_byte filter;           /* file filter type (always 0) */
-   png_byte interlaced;       /* PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */
-   png_byte pass;             /* current interlace pass (0 - 6) */
-   png_byte do_filter;        /* row filter flags (see PNG_FILTER_ below ) */
-   png_byte color_type;       /* color type of file */
-   png_byte bit_depth;        /* bit depth of file */
-   png_byte usr_bit_depth;    /* bit depth of users row */
-   png_byte pixel_depth;      /* number of bits per pixel */
-   png_byte channels;         /* number of channels in file */
-   png_byte usr_channels;     /* channels at start of write */
-   png_byte sig_bytes;        /* magic bytes read/written from start of file */
+   png_uint_32 idat_size PNG_DEPSTRUCT;     /* current IDAT size for read */
+   png_uint_32 crc PNG_DEPSTRUCT;           /* current chunk CRC value */
+   png_colorp palette PNG_DEPSTRUCT;        /* palette from the input file */
+   png_uint_16 num_palette PNG_DEPSTRUCT;   /* number of color entries in palette */
+   png_uint_16 num_trans PNG_DEPSTRUCT;     /* number of transparency values */
+   png_byte chunk_name[5] PNG_DEPSTRUCT;    /* null-terminated name of current chunk */
+   png_byte compression PNG_DEPSTRUCT;      /* file compression type (always 0) */
+   png_byte filter PNG_DEPSTRUCT;           /* file filter type (always 0) */
+   png_byte interlaced PNG_DEPSTRUCT;       /* PNG_INTERLACE_NONE, PNG_INTERLACE_ADAM7 */
+   png_byte pass PNG_DEPSTRUCT;             /* current interlace pass (0 - 6) */
+   png_byte do_filter PNG_DEPSTRUCT;        /* row filter flags (see PNG_FILTER_ below ) */
+   png_byte color_type PNG_DEPSTRUCT;       /* color type of file */
+   png_byte bit_depth PNG_DEPSTRUCT;        /* bit depth of file */
+   png_byte usr_bit_depth PNG_DEPSTRUCT;    /* bit depth of users row */
+   png_byte pixel_depth PNG_DEPSTRUCT;      /* number of bits per pixel */
+   png_byte channels PNG_DEPSTRUCT;         /* number of channels in file */
+   png_byte usr_channels PNG_DEPSTRUCT;     /* channels at start of write */
+   png_byte sig_bytes PNG_DEPSTRUCT;        /* magic bytes read/written from start of file */

 #if defined(PNG_READ_FILLER_SUPPORTED) || defined(PNG_WRITE_FILLER_SUPPORTED)
 #ifdef PNG_LEGACY_SUPPORTED
-   png_byte filler;           /* filler byte for pixel expansion */
+   png_byte filler PNG_DEPSTRUCT;           /* filler byte for pixel expansion */
 #else
-   png_uint_16 filler;           /* filler bytes for pixel expansion */
+   png_uint_16 filler PNG_DEPSTRUCT;           /* filler bytes for pixel expansion */
 #endif
 #endif

 #ifdef PNG_bKGD_SUPPORTED
-   png_byte background_gamma_type;
+   png_byte background_gamma_type PNG_DEPSTRUCT;
 #  ifdef PNG_FLOATING_POINT_SUPPORTED
-   float background_gamma;
+   float background_gamma PNG_DEPSTRUCT;
 #  endif
-   png_color_16 background;   /* background color in screen gamma space */
+   png_color_16 background PNG_DEPSTRUCT;   /* background color in screen gamma space */
 #ifdef PNG_READ_GAMMA_SUPPORTED
-   png_color_16 background_1; /* background normalized to gamma 1.0 */
+   png_color_16 background_1 PNG_DEPSTRUCT; /* background normalized to gamma 1.0 */
 #endif
 #endif /* PNG_bKGD_SUPPORTED */

 #ifdef PNG_WRITE_FLUSH_SUPPORTED
-   png_flush_ptr output_flush_fn; /* Function for flushing output */
-   png_uint_32 flush_dist;    /* how many rows apart to flush, 0 - no flush */
-   png_uint_32 flush_rows;    /* number of rows written since last flush */
+   png_flush_ptr output_flush_fn PNG_DEPSTRUCT; /* Function for flushing output */
+   png_uint_32 flush_dist PNG_DEPSTRUCT;    /* how many rows apart to flush, 0 - no flush */
+   png_uint_32 flush_rows PNG_DEPSTRUCT;    /* number of rows written since last flush */
 #endif

 #if defined(PNG_READ_GAMMA_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED)
-   int gamma_shift;      /* number of "insignificant" bits 16-bit gamma */
+   int gamma_shift PNG_DEPSTRUCT;      /* number of "insignificant" bits 16-bit gamma */
 #ifdef PNG_FLOATING_POINT_SUPPORTED
-   float gamma;          /* file gamma value */
-   float screen_gamma;   /* screen gamma value (display_exponent) */
+   float gamma PNG_DEPSTRUCT;          /* file gamma value */
+   float screen_gamma PNG_DEPSTRUCT;   /* screen gamma value (display_exponent) */
 #endif
 #endif

 #if defined(PNG_READ_GAMMA_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED)
-   png_bytep gamma_table;     /* gamma table for 8-bit depth files */
-   png_bytep gamma_from_1;    /* converts from 1.0 to screen */
-   png_bytep gamma_to_1;      /* converts from file to 1.0 */
-   png_uint_16pp gamma_16_table; /* gamma table for 16-bit depth files */
-   png_uint_16pp gamma_16_from_1; /* converts from 1.0 to screen */
-   png_uint_16pp gamma_16_to_1; /* converts from file to 1.0 */
+   png_bytep gamma_table PNG_DEPSTRUCT;     /* gamma table for 8-bit depth files */
+   png_bytep gamma_from_1 PNG_DEPSTRUCT;    /* converts from 1.0 to screen */
+   png_bytep gamma_to_1 PNG_DEPSTRUCT;      /* converts from file to 1.0 */
+   png_uint_16pp gamma_16_table PNG_DEPSTRUCT; /* gamma table for 16-bit depth files */
+   png_uint_16pp gamma_16_from_1 PNG_DEPSTRUCT; /* converts from 1.0 to screen */
+   png_uint_16pp gamma_16_to_1 PNG_DEPSTRUCT; /* converts from file to 1.0 */
 #endif

 #if defined(PNG_READ_GAMMA_SUPPORTED) || defined(PNG_sBIT_SUPPORTED)
-   png_color_8 sig_bit;       /* significant bits in each available channel */
+   png_color_8 sig_bit PNG_DEPSTRUCT;       /* significant bits in each available channel */
 #endif

 #if defined(PNG_READ_SHIFT_SUPPORTED) || defined(PNG_WRITE_SHIFT_SUPPORTED)
-   png_color_8 shift;         /* shift for significant bit tranformation */
+   png_color_8 shift PNG_DEPSTRUCT;         /* shift for significant bit tranformation */
 #endif

 #if defined(PNG_tRNS_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED) \
 || defined(PNG_READ_EXPAND_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED)
-   png_bytep trans;           /* transparency values for paletted files */
-   png_color_16 trans_values; /* transparency values for non-paletted files */
+   png_bytep trans PNG_DEPSTRUCT;           /* transparency values for paletted files */
+   png_color_16 trans_values PNG_DEPSTRUCT; /* transparency values for non-paletted files */
 #endif

-   png_read_status_ptr read_row_fn;   /* called after each row is decoded */
-   png_write_status_ptr write_row_fn; /* called after each row is encoded */
+   png_read_status_ptr read_row_fn PNG_DEPSTRUCT;   /* called after each row is decoded */
+   png_write_status_ptr write_row_fn PNG_DEPSTRUCT; /* called after each row is encoded */
 #ifdef PNG_PROGRESSIVE_READ_SUPPORTED
-   png_progressive_info_ptr info_fn; /* called after header data fully read */
-   png_progressive_row_ptr row_fn;   /* called after each prog. row is decoded */
-   png_progressive_end_ptr end_fn;   /* called after image is complete */
-   png_bytep save_buffer_ptr;        /* current location in save_buffer */
-   png_bytep save_buffer;            /* buffer for previously read data */
-   png_bytep current_buffer_ptr;     /* current location in current_buffer */
-   png_bytep current_buffer;         /* buffer for recently used data */
-   png_uint_32 push_length;          /* size of current input chunk */
-   png_uint_32 skip_length;          /* bytes to skip in input data */
-   png_size_t save_buffer_size;      /* amount of data now in save_buffer */
-   png_size_t save_buffer_max;       /* total size of save_buffer */
-   png_size_t buffer_size;           /* total amount of available input data */
-   png_size_t current_buffer_size;   /* amount of data now in current_buffer */
-   int process_mode;                 /* what push library is currently doing */
-   int cur_palette;                  /* current push library palette index */
+   png_progressive_info_ptr info_fn PNG_DEPSTRUCT; /* called after header data fully read */
+   png_progressive_row_ptr row_fn PNG_DEPSTRUCT;   /* called after each prog. row is decoded */
+   png_progressive_end_ptr end_fn PNG_DEPSTRUCT;   /* called after image is complete */
+   png_bytep save_buffer_ptr PNG_DEPSTRUCT;        /* current location in save_buffer */
+   png_bytep save_buffer PNG_DEPSTRUCT;            /* buffer for previously read data */
+   png_bytep current_buffer_ptr PNG_DEPSTRUCT;     /* current location in current_buffer */
+   png_bytep current_buffer PNG_DEPSTRUCT;         /* buffer for recently used data */
+   png_uint_32 push_length PNG_DEPSTRUCT;          /* size of current input chunk */
+   png_uint_32 skip_length PNG_DEPSTRUCT;          /* bytes to skip in input data */
+   png_size_t save_buffer_size PNG_DEPSTRUCT;      /* amount of data now in save_buffer */
+   png_size_t save_buffer_max PNG_DEPSTRUCT;       /* total size of save_buffer */
+   png_size_t buffer_size PNG_DEPSTRUCT;           /* total amount of available input data */
+   png_size_t current_buffer_size PNG_DEPSTRUCT;   /* amount of data now in current_buffer */
+   int process_mode PNG_DEPSTRUCT;                 /* what push library is currently doing */
+   int cur_palette PNG_DEPSTRUCT;                  /* current push library palette index */

 #  ifdef PNG_TEXT_SUPPORTED
-     png_size_t current_text_size;   /* current size of text input data */
-     png_size_t current_text_left;   /* how much text left to read in input */
-     png_charp current_text;         /* current text chunk buffer */
-     png_charp current_text_ptr;     /* current location in current_text */
+     png_size_t current_text_size PNG_DEPSTRUCT;   /* current size of text input data */
+     png_size_t current_text_left PNG_DEPSTRUCT;   /* how much text left to read in input */
+     png_charp current_text PNG_DEPSTRUCT;         /* current text chunk buffer */
+     png_charp current_text_ptr PNG_DEPSTRUCT;     /* current location in current_text */
 #  endif /* PNG_TEXT_SUPPORTED */
 #endif /* PNG_PROGRESSIVE_READ_SUPPORTED */

 #if defined(__TURBOC__) && !defined(_Windows) && !defined(__FLAT__)
 /* for the Borland special 64K segment handler */
-   png_bytepp offset_table_ptr;
-   png_bytep offset_table;
-   png_uint_16 offset_table_number;
-   png_uint_16 offset_table_count;
-   png_uint_16 offset_table_count_free;
+   png_bytepp offset_table_ptr PNG_DEPSTRUCT;
+   png_bytep offset_table PNG_DEPSTRUCT;
+   png_uint_16 offset_table_number PNG_DEPSTRUCT;
+   png_uint_16 offset_table_count PNG_DEPSTRUCT;
+   png_uint_16 offset_table_count_free PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_READ_DITHER_SUPPORTED
-   png_bytep palette_lookup;         /* lookup table for dithering */
-   png_bytep dither_index;           /* index translation for palette files */
+   png_bytep palette_lookup PNG_DEPSTRUCT;         /* lookup table for dithering */
+   png_bytep dither_index PNG_DEPSTRUCT;           /* index translation for palette files */
 #endif

 #if defined(PNG_READ_DITHER_SUPPORTED) || defined(PNG_hIST_SUPPORTED)
-   png_uint_16p hist;                /* histogram */
+   png_uint_16p hist PNG_DEPSTRUCT;                /* histogram */
 #endif

 #ifdef PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
-   png_byte heuristic_method;        /* heuristic for row filter selection */
-   png_byte num_prev_filters;        /* number of weights for previous rows */
-   png_bytep prev_filters;           /* filter type(s) of previous row(s) */
-   png_uint_16p filter_weights;      /* weight(s) for previous line(s) */
-   png_uint_16p inv_filter_weights;  /* 1/weight(s) for previous line(s) */
-   png_uint_16p filter_costs;        /* relative filter calculation cost */
-   png_uint_16p inv_filter_costs;    /* 1/relative filter calculation cost */
+   png_byte heuristic_method PNG_DEPSTRUCT;        /* heuristic for row filter selection */
+   png_byte num_prev_filters PNG_DEPSTRUCT;        /* number of weights for previous rows */
+   png_bytep prev_filters PNG_DEPSTRUCT;           /* filter type(s) of previous row(s) */
+   png_uint_16p filter_weights PNG_DEPSTRUCT;      /* weight(s) for previous line(s) */
+   png_uint_16p inv_filter_weights PNG_DEPSTRUCT;  /* 1/weight(s) for previous line(s) */
+   png_uint_16p filter_costs PNG_DEPSTRUCT;        /* relative filter calculation cost */
+   png_uint_16p inv_filter_costs PNG_DEPSTRUCT;    /* 1/relative filter calculation cost */
 #endif

 #ifdef PNG_TIME_RFC1123_SUPPORTED
-   png_charp time_buffer;            /* String to hold RFC 1123 time text */
+   png_charp time_buffer PNG_DEPSTRUCT;            /* String to hold RFC 1123 time text */
 #endif

 /* New members added in libpng-1.0.6 */

 #ifdef PNG_FREE_ME_SUPPORTED
-   png_uint_32 free_me;   /* flags items libpng is responsible for freeing */
+   png_uint_32 free_me PNG_DEPSTRUCT;   /* flags items libpng is responsible for freeing */
 #endif

 #ifdef PNG_USER_CHUNKS_SUPPORTED
-   png_voidp user_chunk_ptr;
-   png_user_chunk_ptr read_user_chunk_fn; /* user read chunk handler */
+   png_voidp user_chunk_ptr PNG_DEPSTRUCT;
+   png_user_chunk_ptr read_user_chunk_fn PNG_DEPSTRUCT; /* user read chunk handler */
 #endif

 #ifdef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
-   int num_chunk_list;
-   png_bytep chunk_list;
+   int num_chunk_list PNG_DEPSTRUCT;
+   png_bytep chunk_list PNG_DEPSTRUCT;
 #endif

 /* New members added in libpng-1.0.3 */
 #ifdef PNG_READ_RGB_TO_GRAY_SUPPORTED
-   png_byte rgb_to_gray_status;
+   png_byte rgb_to_gray_status PNG_DEPSTRUCT;
   /* These were changed from png_byte in libpng-1.0.6 */
-   png_uint_16 rgb_to_gray_red_coeff;
-   png_uint_16 rgb_to_gray_green_coeff;
-   png_uint_16 rgb_to_gray_blue_coeff;
+   png_uint_16 rgb_to_gray_red_coeff PNG_DEPSTRUCT;
+   png_uint_16 rgb_to_gray_green_coeff PNG_DEPSTRUCT;
+   png_uint_16 rgb_to_gray_blue_coeff PNG_DEPSTRUCT;
 #endif

 /* New member added in libpng-1.0.4 (renamed in 1.0.9) */
@@ -1443,96 +1443,86 @@ struct png_struct_def
    defined(PNG_WRITE_EMPTY_PLTE_SUPPORTED)
 /* Changed from png_byte to png_uint_32 at version 1.2.0 */
 #ifdef PNG_1_0_X
-   png_byte mng_features_permitted;
+   png_byte mng_features_permitted PNG_DEPSTRUCT;
 #else
-   png_uint_32 mng_features_permitted;
+   png_uint_32 mng_features_permitted PNG_DEPSTRUCT;
 #endif /* PNG_1_0_X */
 #endif

 /* New member added in libpng-1.0.7 */
 #if defined(PNG_READ_GAMMA_SUPPORTED) || defined(PNG_READ_BACKGROUND_SUPPORTED)
-   png_fixed_point int_gamma;
+   png_fixed_point int_gamma PNG_DEPSTRUCT;
 #endif

 /* New member added in libpng-1.0.9, ifdef'ed out in 1.0.12, enabled in 1.2.0 */
 #ifdef PNG_MNG_FEATURES_SUPPORTED
-   png_byte filter_type;
+   png_byte filter_type PNG_DEPSTRUCT;
 #endif

 #ifdef PNG_1_0_X
 /* New member added in libpng-1.0.10, ifdef'ed out in 1.2.0 */
-   png_uint_32 row_buf_size;
+   png_uint_32 row_buf_size PNG_DEPSTRUCT;
 #endif

 /* New members added in libpng-1.2.0 */
 #ifdef PNG_ASSEMBLER_CODE_SUPPORTED
 #  ifndef PNG_1_0_X
 #    ifdef PNG_MMX_CODE_SUPPORTED
-   png_byte     mmx_bitdepth_threshold;
-   png_uint_32  mmx_rowbytes_threshold;
+   png_byte     mmx_bitdepth_threshold PNG_DEPSTRUCT;
+   png_uint_32  mmx_rowbytes_threshold PNG_DEPSTRUCT;
 #    endif
-   png_uint_32  asm_flags;
+   png_uint_32  asm_flags PNG_DEPSTRUCT;
 #  endif
 #endif

 /* New members added in libpng-1.0.2 but first enabled by default in 1.2.0 */
 #ifdef PNG_USER_MEM_SUPPORTED
-   png_voidp mem_ptr;            /* user supplied struct for mem functions */
-   png_malloc_ptr malloc_fn;     /* function for allocating memory */
-   png_free_ptr free_fn;         /* function for freeing memory */
+   png_voidp mem_ptr PNG_DEPSTRUCT;            /* user supplied struct for mem functions */
+   png_malloc_ptr malloc_fn PNG_DEPSTRUCT;     /* function for allocating memory */
+   png_free_ptr free_fn PNG_DEPSTRUCT;         /* function for freeing memory */
 #endif

 /* New member added in libpng-1.0.13 and 1.2.0 */
-   png_bytep big_row_buf;        /* buffer to save current (unfiltered) row */
+   png_bytep big_row_buf PNG_DEPSTRUCT;        /* buffer to save current (unfiltered) row */

 #ifdef PNG_READ_DITHER_SUPPORTED
 /* The following three members were added at version 1.0.14 and 1.2.4 */
-   png_bytep dither_sort;        /* working sort array */
-   png_bytep index_to_palette;   /* where the original index currently is */
+   png_bytep dither_sort PNG_DEPSTRUCT;        /* working sort array */
+   png_bytep index_to_palette PNG_DEPSTRUCT;   /* where the original index currently is */
                                 /* in the palette */
-   png_bytep palette_to_index;   /* which original index points to this */
+   png_bytep palette_to_index PNG_DEPSTRUCT;   /* which original index points to this */
                                 /* palette color */
 #endif

 /* New members added in libpng-1.0.16 and 1.2.6 */
-   png_byte compression_type;
+   png_byte compression_type PNG_DEPSTRUCT;

 #ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   png_uint_32 user_width_max;
-   png_uint_32 user_height_max;
+   png_uint_32 user_width_max PNG_DEPSTRUCT;
+   png_uint_32 user_height_max PNG_DEPSTRUCT;
 #endif

 /* New member added in libpng-1.0.25 and 1.2.17 */
 #ifdef PNG_UNKNOWN_CHUNKS_SUPPORTED
   /* Storage for unknown chunk that the library doesn't recognize. */
-   png_unknown_chunk unknown_chunk;
+   png_unknown_chunk unknown_chunk PNG_DEPSTRUCT;
 #endif

 /* New members added in libpng-1.2.26 */
-  png_uint_32 old_big_row_buf_size, old_prev_row_size;
+  png_uint_32 old_big_row_buf_size PNG_DEPSTRUCT;
+  png_uint_32 old_prev_row_size PNG_DEPSTRUCT;

 /* New member added in libpng-1.2.30 */
-  png_charp chunkdata;  /* buffer for reading chunk data */
+  png_charp chunkdata PNG_DEPSTRUCT;  /* buffer for reading chunk data */

-/* New member added in libpng-1.2.41 */
-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   /* Total number of sPLT, text, and unknown
-    * chunks that can be stored (0x7fffffff means unlimited).
-    */
-   png_uint_32 user_chunk_cache_max;
-#endif

-/* New member added in libpng-1.2.41 */
-#ifdef PNG_IO_STATE_SUPPORTED
-  png_uint_32 io_state;
-#endif
 };


 /* 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_41beta09;
+typedef png_structp version_1_2_41beta15;

 typedef png_struct FAR * FAR * png_structpp;

@@ -1646,9 +1636,7 @@ extern PNG_EXPORT(png_charp,png_convert_to_rfc1123)
   PNGARG((png_structp png_ptr, png_timep ptime));
 #endif

-#ifndef _WIN32_WCE
-/* "time.h" functions are not supported on WindowsCE */
-#ifdef PNG_WRITE_tIME_SUPPORTED
+#ifdef PNG_CONVERT_tIME_SUPPORTED
 /* Convert from a struct tm to png_time */
 extern PNG_EXPORT(void,png_convert_from_struct_tm) PNGARG((png_timep ptime,
   struct tm FAR * ttime));
@@ -1656,8 +1644,7 @@ extern PNG_EXPORT(void,png_convert_from_struct_tm) PNGARG((png_timep ptime,
 /* Convert from time_t to png_time.  Uses gmtime() */
 extern PNG_EXPORT(void,png_convert_from_time_t) PNGARG((png_timep ptime,
   time_t ttime));
-#endif /* PNG_WRITE_tIME_SUPPORTED */
-#endif /* _WIN32_WCE */
+#endif /* PNG_CONVERT_tIME_SUPPORTED */

 #ifdef PNG_READ_EXPAND_SUPPORTED
 /* Expand data to 24-bit RGB, or 8-bit grayscale, with alpha if available. */
@@ -1713,11 +1700,6 @@ extern PNG_EXPORT(void,png_set_swap_alpha) PNGARG((png_structp png_ptr));
 extern PNG_EXPORT(void,png_set_invert_alpha) PNGARG((png_structp png_ptr));
 #endif

-#ifdef PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-extern PNG_EXPORT(void,png_set_premultiply_alpha)
-  PNGARG((png_structp png_ptr));
-#endif
-
 #if defined(PNG_READ_FILLER_SUPPORTED) || defined(PNG_WRITE_FILLER_SUPPORTED)
 /* Add a filler byte to 8-bit Gray or 24-bit RGB images. */
 extern PNG_EXPORT(void,png_set_filler) PNGARG((png_structp png_ptr,
@@ -2123,9 +2105,6 @@ extern PNG_EXPORT(void,png_progressive_combine_row) PNGARG((png_structp png_ptr,

 extern PNG_EXPORT(png_voidp,png_malloc) PNGARG((png_structp png_ptr,
   png_uint_32 size));
-/* Added at libpng version 1.2.41 */
-extern PNG_EXPORT(png_voidp,png_calloc) PNGARG((png_structp png_ptr,
-   png_uint_32 size));

 #ifdef PNG_1_0_X
 #  define png_malloc_warn png_malloc
@@ -2798,32 +2777,7 @@ extern PNG_EXPORT(png_uint_32,png_get_user_width_max) PNGARG((png_structp
   png_ptr));
 extern PNG_EXPORT(png_uint_32,png_get_user_height_max) PNGARG((png_structp
   png_ptr));
-/* Added in libpng-1.2.41 */
-extern PNG_EXPORT(void,png_set_chunk_cache_max) PNGARG((png_structp
-   png_ptr, png_uint_32 user_chunk_cache_max));
-extern PNG_EXPORT(png_uint_32,png_get_chunk_cache_max)
-   PNGARG((png_structp png_ptr));
 #endif
-
-/* Added in libpng-1.2.41 */
-#ifdef PNG_IO_STATE_SUPPORTED
-extern PNG_EXPORT(png_uint_32,png_get_io_state) PNGARG((png_structp png_ptr));
-
-extern PNG_EXPORT(png_bytep,png_get_io_chunk_name)
-   PNGARG((png_structp png_ptr));
-
-/* The flags returned by png_get_io_state() are the following: */
-#define PNG_IO_NONE        0x0000  /* no I/O at this moment */
-#define PNG_IO_READING     0x0001  /* currently reading */
-#define PNG_IO_WRITING     0x0002  /* currently writing */
-#define PNG_IO_SIGNATURE   0x0010  /* currently at the file signature */
-#define PNG_IO_CHUNK_HDR   0x0020  /* currently at the chunk header */
-#define PNG_IO_CHUNK_DATA  0x0040  /* currently at the chunk data */
-#define PNG_IO_CHUNK_CRC   0x0080  /* currently at the chunk crc */
-#define PNG_IO_MASK_OP     0x000f  /* current operation: reading/writing */
-#define PNG_IO_MASK_LOC    0x00f0  /* current location: sig/hdr/data/crc */
-#endif /* ?PNG_IO_STATE_SUPPORTED */
-
 /* Maintainer: Put new public prototypes here ^, in libpng.3, and in
 * project defs
 */
@@ -3460,11 +3414,6 @@ PNG_EXTERN void png_do_strip_filler PNGARG((png_row_infop row_info,
   png_bytep row, png_uint_32 flags));
 #endif

-#ifdef PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-PNG_EXTERN void png_do_read_premultiply_alpha
-   PNGARG((png_row_infop row_info, png_bytep row));
-#endif
-
 #if defined(PNG_READ_SWAP_SUPPORTED) || defined(PNG_WRITE_SWAP_SUPPORTED)
 PNG_EXTERN void png_do_swap PNGARG((png_row_infop row_info, png_bytep row));
 #endif
@@ -3771,6 +3720,10 @@ PNG_EXTERN void png_check_IHDR PNGARG((png_structp png_ptr,
   int color_type, int interlace_type, int compression_type,
   int filter_type));

+/* Added at libpng version 1.2.41 */
+PNG_EXTERN png_voidp png_calloc PNGARG((png_structp png_ptr,
+   png_uint_32 size));
+
 /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */

 #endif /* PNG_INTERNAL */
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@

 /* pngconf.h - machine configurable file for libpng
 *
- * libpng version 1.2.41beta09 - November 1, 2009
+ * libpng version 1.2.41beta15 - November 9, 2009
 * Copyright (c) 1998-2009 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.)
@@ -527,20 +527,18 @@
 */

 #if defined(PNG_1_0_X) || defined (PNG_1_2_X)
-#  ifndef PNG_iTXt_SUPPORTED
-#    ifndef PNG_NO_iTXt_SUPPORTED
-#      define PNG_NO_iTXt_SUPPORTED
-#    endif
-#    ifndef PNG_NO_READ_iTXt
-#      define PNG_NO_READ_iTXt
-#    endif
-#    ifndef PNG_NO_WRITE_iTXt
-#      define PNG_NO_WRITE_iTXt
-#    endif
+#  ifndef PNG_NO_iTXt_SUPPORTED
+#    define PNG_NO_iTXt_SUPPORTED
+#  endif
+#  ifndef PNG_NO_READ_iTXt
+#    define PNG_NO_READ_iTXt
+#  endif
+#  ifndef PNG_NO_WRITE_iTXt
+#    define PNG_NO_WRITE_iTXt
 #  endif
 #endif

-#ifndef PNG_NO_iTXt_SUPPORTED
+#if !defined(PNG_NO_iTXt_SUPPORTED)
 #  if !defined(PNG_READ_iTXt_SUPPORTED) && !defined(PNG_NO_READ_iTXt)
 #    define PNG_READ_iTXt
 #  endif
@@ -646,11 +644,6 @@
 #  ifndef PNG_NO_READ_INVERT_ALPHA
 #    define PNG_READ_INVERT_ALPHA_SUPPORTED
 #  endif
-#ifndef PNG_1_0_X
-#  ifndef PNG_NO_READ_PREMULTIPLY_ALPHA
-#      define PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-#  endif
-#endif
 #  ifndef PNG_NO_READ_STRIP_ALPHA
 #    define PNG_READ_STRIP_ALPHA_SUPPORTED
 #  endif
@@ -876,13 +869,6 @@
 #endif
 #endif

-/* Added at libpng-1.2.41 */
-#ifndef PNG_1_0_X
-#if !defined(PNG_NO_IO_STATE) && !defined(PNG_IO_STATE_SUPPORTED)
-#  define PNG_IO_STATE_SUPPORTED
-#endif
-#endif
-
 #ifndef PNG_LITERAL_SHARP
 #  define PNG_LITERAL_SHARP 0x23
 #endif
@@ -1185,6 +1171,17 @@
 #  endif
 #endif

+#ifdef PNG_WRITE_tIME_SUPPORTED
+#  ifndef PNG_NO_CONVERT_tIME
+#    ifndef _WIN32_WCE
+/*   The "tm" structure is not supported on WindowsCE */
+#      ifndef PNG_CONVERT_tIME_SUPPORTED
+#        define PNG_CONVERT_tIME_SUPPORTED
+#      endif
+#   endif
+#  endif
+#endif
+
 #endif /* PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED */

 #if !defined(PNG_NO_WRITE_FILTER) && !defined(PNG_WRITE_FILTER_SUPPORTED)
@@ -1213,12 +1210,10 @@
 #  define PNG_INFO_IMAGE_SUPPORTED
 #endif

-/* need the time information for reading tIME chunks */
-#ifdef PNG_tIME_SUPPORTED
-#  ifndef _WIN32_WCE
+/* Need the time information for converting tIME chunks */
+#ifdef PNG_CONVERT_tIME_SUPPORTED
     /* "time.h" functions are not supported on WindowsCE */
 #    include <time.h>
-#  endif
 #endif

 /* Some typedefs to get us started.  These should be safe on most of the
@@ -1527,6 +1522,42 @@ typedef z_stream FAR *  png_zstreamp;
 #  endif
 #endif

+/* Support for compiler specific function attributes.  These are used
+ * so that where compiler support is available incorrect use of API
+ * functions in png.h will generate compiler warnings.  Added at libpng
+ * version 1.2.41.
+ */
+#ifdef __GNUC__
+#  define PNG_DEPRECATED __attribute__((__deprecated__))
+#  define PNG_USE_RESULT __attribute__((__warn_unused_result__))
+#  define PNG_NORETURN   __attribute__((__noreturn__))
+#  define PNG_ALLOCATED  __attribute__((__malloc__))
+
+#  ifndef PNG_CONFIGURE_LIBPNG
+   /* This specifically protects structure members that should only be
+    * accessed from within the library, therefore should be empty during
+    * a library build.
+    */
+#    define PNG_DEPSTRUCT  __attribute__((__deprecated__))
+#  endif
+#endif
+
+#ifndef PNG_DEPRECATED
+#  define PNG_DEPRECATED  /* use of this function is deprecated */
+#endif
+#ifndef PNG_USE_RESULT
+#  define PNG_USE_RESULT  /* the result of this function must be checked */
+#endif
+#ifndef PNG_NORETURN
+#  define PNG_NORETURN    /* this function does not return */
+#endif
+#ifndef PNG_ALLOCATED
+#  define PNG_ALLOCATED   /* the result of the function is new memory */
+#endif
+#ifndef PNG_DEPSTRUCT
+#  define PNG_DEPSTRUCT   /* access to this struct member is deprecated */
+#endif
+
 /* User may want to use these so they are not in PNG_INTERNAL. Any library
 * functions that are passed far data must be model independent.
 */
--- a/pngerror.c
+++ b/pngerror.c
@@ -1,7 +1,7 @@

 /* pngerror.c - stub functions for i/o and memory allocation
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -22,7 +22,7 @@

 static void /* PRIVATE */
 png_default_error PNGARG((png_structp png_ptr,
-  png_const_charp error_message));
+  png_const_charp error_message)) PNG_NORETURN;
 #ifdef PNG_WARNINGS_SUPPORTED
 static void /* PRIVATE */
 png_default_warning PNGARG((png_structp png_ptr,
@@ -285,9 +285,9 @@ png_default_error(png_structp png_ptr, png_const_charp error_message)
   longjmp(png_ptr->jmpbuf, 1);
 #  endif
   }
-#else
-   PNG_ABORT();
 #endif
+   /* Here if not setjmp support or if png_ptr is null. */
+   PNG_ABORT();
 #ifndef PNG_CONSOLE_IO_SUPPORTED
   error_message = error_message; /* Make compiler happy */
 #endif
--- a/pngget.c
+++ b/pngget.c
@@ -1,7 +1,7 @@

 /* pngget.c - retrieval of values from info struct
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -939,27 +939,6 @@ png_get_user_height_max (png_structp png_ptr)
 {
    return (png_ptr? png_ptr->user_height_max : 0);
 }
-/* This function was added to libpng 1.2.41 */
-png_uint_32 PNGAPI
-png_get_chunk_cache_max (png_structp png_ptr)
-{
-    return (png_ptr? png_ptr->user_chunk_cache_max? 0x7fffffffL :
-       png_ptr->user_chunk_cache_max - 1 : 0);
-}
 #endif /* ?PNG_SET_USER_LIMITS_SUPPORTED */

-#ifdef PNG_IO_STATE_SUPPORTED
-png_uint_32 PNGAPI
-png_get_io_state (png_structp png_ptr)
-{
-    return png_ptr->io_state;
-}
-
-png_bytep PNGAPI
-png_get_io_chunk_name (png_structp png_ptr)
-{
-   return png_ptr->chunk_name;
-}
-#endif /* ?PNG_IO_STATE_SUPPORTED */
-
 #endif /* PNG_READ_SUPPORTED || PNG_WRITE_SUPPORTED */
--- a/pngread.c
+++ b/pngread.c
@@ -1,7 +1,7 @@

 /* pngread.c - read a PNG file
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -66,8 +66,6 @@ png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
 #ifdef PNG_SET_USER_LIMITS_SUPPORTED
   png_ptr->user_width_max = PNG_USER_WIDTH_MAX;
   png_ptr->user_height_max = PNG_USER_HEIGHT_MAX;
-   /* Added at libpng-1.2.41 */
-   png_ptr->user_chunk_cache_max = PNG_USER_CHUNK_CACHE_MAX;
 #endif

 #ifdef PNG_SETJMP_SUPPORTED
@@ -303,8 +301,6 @@ png_read_init_3(png_structpp ptr_ptr, png_const_charp user_png_ver,
 #ifdef PNG_SET_USER_LIMITS_SUPPORTED
   png_ptr->user_width_max = PNG_USER_WIDTH_MAX;
   png_ptr->user_height_max = PNG_USER_HEIGHT_MAX;
-   /* Added at libpng-1.2.41 */
-   png_ptr->user_chunk_cache_max = PNG_USER_CHUNK_CACHE_MAX;
 #endif

   /* Initialize zbuf - compression buffer */
@@ -353,10 +349,6 @@ png_read_info(png_structp png_ptr, png_infop info_ptr)
      png_size_t num_checked = png_ptr->sig_bytes,
                 num_to_check = 8 - num_checked;

-#ifdef PNG_IO_STATE_SUPPORTED
-      png_ptr->io_state = PNG_IO_READING | PNG_IO_SIGNATURE;
-#endif
-
      png_read_data(png_ptr, &(info_ptr->signature[num_checked]), num_to_check);
      png_ptr->sig_bytes = 8;

--- a/pngrio.c
+++ b/pngrio.c
@@ -1,7 +1,7 @@

 /* pngrio.c - functions for data input
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
--- 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 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -140,22 +140,6 @@ png_set_strip_alpha(png_structp png_ptr)
 }
 #endif

-#ifdef PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-void PNGAPI
-png_set_premultiply_alpha(png_structp png_ptr)
-{
-   png_debug(1, "in png_set_premultiply_alpha");
-
-   if(png_ptr == NULL)
-      return;
-   png_ptr->transformations |=
-     (PNG_PREMULTIPLY_ALPHA | PNG_EXPAND_tRNS);
-   png_ptr->transformations |=
-     PNG_EXPAND;  /* This shouldn't be necessary */
-   png_ptr->flags &= ~PNG_FLAG_ROW_INIT;
-}
-#endif
-
 #ifdef PNG_READ_DITHER_SUPPORTED
 /* Dither file to 8 bit.  Supply a palette, the current number
 * of elements in the palette, the maximum number of elements
@@ -607,8 +591,9 @@ png_set_expand(png_structp png_ptr)
 *  More to the point, these functions make it obvious what libpng will be
 *  doing, whereas "expand" can (and does) mean any number of things.
 *
- *  GRP 20060307: In libpng-1.4.0, png_set_gray_1_2_4_to_8() was modified
- *  to expand only the sample depth but not to expand the tRNS to alpha.
+ *  GRP 20060307: In libpng-1.2.9, png_set_gray_1_2_4_to_8() was modified
+ *  to expand only the sample depth but not to expand the tRNS to alpha
+ *  and its name was changed to png_set_expand_gray_1_2_4_to_8().
 */

 /* Expand paletted images to RGB. */
@@ -1534,12 +1519,6 @@ png_do_read_transformations(png_structp png_ptr)
         (png_uint_32)png_ptr->filler, png_ptr->flags);
 #endif

-#ifdef PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-   if (png_ptr->transformations & PNG_PREMULTIPLY_ALPHA)
-      png_do_read_premultiply_alpha(&(png_ptr->row_info),
-         png_ptr->row_buf + 1);
-#endif
-
 #ifdef PNG_READ_INVERT_ALPHA_SUPPORTED
   if (png_ptr->transformations & PNG_INVERT_ALPHA)
      png_do_read_invert_alpha(&(png_ptr->row_info), png_ptr->row_buf + 1);
@@ -2043,85 +2022,6 @@ png_do_read_invert_alpha(png_row_infop row_info, png_bytep row)
 }
 #endif

-#ifdef PNG_READ_PREMULTIPLY_ALPHA_SUPPORTED
-void /* PRIVATE */
-png_do_read_premultiply_alpha(png_row_infop row_info, png_bytep row)
-{
-   png_debug(1, "in png_do_read_premultiply_alpha");
-
-   {
-      png_uint_32 row_width = row_info->width;
-      if (row_info->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
-      {
-         /* This premultiplies the pixels with the alpha channel in RGBA */
-         if (row_info->bit_depth == 8)
-         {
-            png_bytep sp = row + row_info->rowbytes;
-            png_bytep dp = sp;
-                      png_uint_16 a = 0;
-            png_uint_32 i;
-
-            for (i = 0; i < row_width; i++)
-            {
-                              a = *(--sp); --dp;
-
-               *(--dp) = (*(--sp) * a) / 255;
-               *(--dp) = (*(--sp) * a) / 255;
-               *(--dp) = (*(--sp) * a) / 255;
-            }
-         }
-         /* This premultiplies the pixels with the alpha channel in RRGGBBAA */
-         else
-         {
-            png_uint_16p sp = (png_uint_16p)(row + row_info->rowbytes);
-            png_uint_16p dp = sp;
-                      png_uint_32 a = 0;
-            png_uint_32 i;
-
-            for (i = 0; i < row_width; i++)
-            {
-                              a = *(--sp); --dp;
-               *(--dp) = (png_uint_16) ((*(--sp) * a) / 65535);
-               *(--dp) = (png_uint_16) ((*(--sp) * a) / 65535);
-               *(--dp) = (png_uint_16) ((*(--sp) * a) / 65535);
-            }
-         }
-      }
-      else if (row_info->color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
-      {
-         /* This premultiplies the pixels with the alpha channel in GA */
-         if (row_info->bit_depth == 8)
-         {
-            png_bytep sp = row + row_info->rowbytes;
-            png_bytep dp = sp;
-            png_uint_16 a = 0;
-                      png_uint_32 i;
-
-            for (i = 0; i < row_width; i++)
-            {
-               a = *(--sp); --dp;
-               *(--dp) = (*(--sp) * a) / 255;
-            }
-         }
-         /* This premultiplies the pixels with the alpha channel in GGAA */
-         else
-         {
-            png_uint_16p sp  = (png_uint_16p) (row + row_info->rowbytes);
-            png_uint_16p dp  = sp;
-                      png_uint_32 a = 0;
-                      png_uint_32 i;
-
-            for (i = 0; i < row_width; i++)
-            {
-                              a = *(--sp); --dp;
-               *(--dp) = (png_uint_16) ((*(--sp) * a) / 65535);
-            }
-         }
-      }
-   }
-}
-#endif
-
 #ifdef PNG_READ_FILLER_SUPPORTED
 /* Add filler channel if we have RGB color */
 void /* PRIVATE */
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -1,7 +1,7 @@

 /* pngrutil.c - utilities to read a PNG file
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -112,13 +112,6 @@ png_read_chunk_header(png_structp png_ptr)
   png_byte buf[8];
   png_uint_32 length;

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that the chunk header is being read.
-    * PNG_IO_CHUNK_HDR requires a single I/O call.
-    */
-   png_ptr->io_state = PNG_IO_READING | PNG_IO_CHUNK_HDR;
-#endif
-
   /* Read the length and the chunk name */
   png_read_data(png_ptr, buf, 8);
   length = png_get_uint_31(png_ptr, buf);
@@ -136,13 +129,6 @@ png_read_chunk_header(png_structp png_ptr)
   /* Check to see if chunk name is valid */
   png_check_chunk_name(png_ptr, png_ptr->chunk_name);

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that chunk data will (possibly) be read.
-    * PNG_IO_CHUNK_DATA does NOT require a specific number of I/O calls.
-    */
-   png_ptr->io_state = PNG_IO_READING | PNG_IO_CHUNK_DATA;
-#endif
-
   return length;
 }

@@ -217,12 +203,6 @@ png_crc_error(png_structp png_ptr)
         need_crc = 0;
   }

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that the chunk CRC is being read */
-   /* PNG_IO_CHUNK_CRC requires the I/O to be done at once */
-   png_ptr->io_state = PNG_IO_READING | PNG_IO_CHUNK_CRC;
-#endif
-
   png_read_data(png_ptr, crc_bytes, 4);

   if (need_crc)
@@ -322,23 +302,9 @@ png_decompress_chunk(png_structp png_ptr, int comp_type,
               png_charp tmp;

               tmp = text;
-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-               if ((png_ptr->user_chunk_cache_max != 0) &&
-                  (--png_ptr->user_chunk_cache_max == 0))
-               {
-                  png_warning(png_ptr, "No space in chunk cache");
-                  text = NULL;
-               }
-
-               else
-               {
-#endif
                  text = (png_charp)png_malloc_warn(png_ptr,
                     (png_uint_32)(text_size +
                      png_ptr->zbuf_size - png_ptr->zstream.avail_out + 1));
-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-               }
-#endif
               if (text == NULL)
               {
                  png_free(png_ptr, tmp);
@@ -1170,24 +1136,6 @@ png_handle_sPLT(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)

   png_debug(1, "in png_handle_sPLT");

-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-
-   if (png_ptr->user_chunk_cache_max != 0)
-   {
-      if (png_ptr->user_chunk_cache_max == 1)
-      {
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-      if (--png_ptr->user_chunk_cache_max == 1)
-      {
-         png_warning(png_ptr, "No space in chunk cache for sPLT");
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-   }
-#endif
-
   if (!(png_ptr->mode & PNG_HAVE_IHDR))
      png_error(png_ptr, "Missing IHDR before sPLT");
   else if (png_ptr->mode & PNG_HAVE_IDAT)
@@ -1974,23 +1922,6 @@ png_handle_tEXt(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)

   png_debug(1, "in png_handle_tEXt");

-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   if (png_ptr->user_chunk_cache_max != 0)
-   {
-      if (png_ptr->user_chunk_cache_max == 1)
-      {
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-      if (--png_ptr->user_chunk_cache_max == 1)
-      {
-         png_warning(png_ptr, "No space in chunk cache for tEXt");
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-   }
-#endif
-
   if (!(png_ptr->mode & PNG_HAVE_IHDR))
      png_error(png_ptr, "Missing IHDR before tEXt");

@@ -2076,23 +2007,6 @@ png_handle_zTXt(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)

   png_debug(1, "in png_handle_zTXt");

-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   if (png_ptr->user_chunk_cache_max != 0)
-   {
-      if (png_ptr->user_chunk_cache_max == 1)
-      {
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-      if (--png_ptr->user_chunk_cache_max == 1)
-      {
-         png_warning(png_ptr, "No space in chunk cache for zTXt");
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-   }
-#endif
-
   if (!(png_ptr->mode & PNG_HAVE_IHDR))
      png_error(png_ptr, "Missing IHDR before zTXt");

@@ -2197,23 +2111,6 @@ png_handle_iTXt(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)

   png_debug(1, "in png_handle_iTXt");

-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   if (png_ptr->user_chunk_cache_max != 0)
-   {
-      if (png_ptr->user_chunk_cache_max == 1)
-      {
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-      if (--png_ptr->user_chunk_cache_max == 1)
-      {
-         png_warning(png_ptr, "No space in chunk cache for iTXt");
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-   }
-#endif
-
   if (!(png_ptr->mode & PNG_HAVE_IHDR))
      png_error(png_ptr, "Missing IHDR before iTXt");

@@ -2341,23 +2238,6 @@ png_handle_unknown(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)

   png_debug(1, "in png_handle_unknown");

-#ifdef PNG_SET_USER_LIMITS_SUPPORTED
-   if (png_ptr->user_chunk_cache_max != 0)
-   {
-      if (png_ptr->user_chunk_cache_max == 1)
-      {
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-      if (--png_ptr->user_chunk_cache_max == 1)
-      {
-         png_warning(png_ptr, "No space in chunk cache for unknown chunk");
-         png_crc_finish(png_ptr, length);
-         return;
-      }
-   }
-#endif
-
   if (png_ptr->mode & PNG_HAVE_IDAT)
   {
 #ifdef PNG_USE_LOCAL_ARRAYS
--- a/pngset.c
+++ b/pngset.c
@@ -1,7 +1,7 @@

 /* pngset.c - storage of image information into info struct
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -721,6 +721,7 @@ png_set_text_2(png_structp png_ptr, png_infop info_ptr, png_textp text_ptr,
 #ifdef PNG_iTXt_SUPPORTED
      {
         /* Set iTXt data */
+
         if (text_ptr[i].lang != NULL)
            lang_len = png_strlen(text_ptr[i].lang);
         else
@@ -730,8 +731,7 @@ png_set_text_2(png_structp png_ptr, png_infop info_ptr, png_textp text_ptr,
         else
            lang_key_len = 0;
      }
-
-#else
+#else /* PNG_iTXt_SUPPORTED */
      {
         png_warning(png_ptr, "iTXt chunk not supported.");
         continue;
@@ -1209,19 +1209,6 @@ png_set_user_limits (png_structp png_ptr, png_uint_32 user_width_max,
   png_ptr->user_width_max = user_width_max;
   png_ptr->user_height_max = user_height_max;
 }
-/* This function was added to libpng 1.2.41 */
-void PNGAPI
-png_set_chunk_cache_max (png_structp png_ptr,
-   png_uint_32 user_chunk_cache_max)
-{
-    if (png_ptr == NULL)
-      return;
-    png_ptr->user_chunk_cache_max = user_chunk_cache_max;
-    if (user_chunk_cache_max == 0x7fffffffL)  /* Unlimited */
-       png_ptr->user_chunk_cache_max = 0;
-    else
-       png_ptr->user_chunk_cache_max = user_chunk_cache_max + 1;
-}
 #endif /* ?PNG_SET_USER_LIMITS_SUPPORTED */


--- a/pngtest.c
+++ b/pngtest.c
@@ -1,7 +1,7 @@

 /* pngtest.c - a simple test program to test libpng
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -1689,4 +1689,4 @@ main(int argc, char *argv[])
 }

 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_41beta09 your_png_h_is_not_version_1_2_41beta09;
+typedef version_1_2_41beta15 your_png_h_is_not_version_1_2_41beta15;
--- a/pngtrans.c
+++ b/pngtrans.c
@@ -1,7 +1,7 @@

 /* pngtrans.c - transforms the data in a row (used by both readers and writers)
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
--- a/pngwio.c
+++ b/pngwio.c
@@ -1,7 +1,7 @@

 /* pngwio.c - functions for data output
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
--- a/pngwrite.c
+++ b/pngwrite.c
@@ -1,7 +1,7 @@

 /* pngwrite.c - general routines to write a PNG file
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -423,9 +423,8 @@ png_write_end(png_structp png_ptr, png_infop info_ptr)
 #endif
 }

-#ifdef PNG_WRITE_tIME_SUPPORTED
-#ifndef _WIN32_WCE
-/* "time.h" functions are not supported on WindowsCE */
+#ifdef PNG_CONVERT_tIME_SUPPORTED
+/* "tm" structure is not supported on WindowsCE */
 void PNGAPI
 png_convert_from_struct_tm(png_timep ptime, struct tm FAR * ttime)
 {
@@ -450,8 +449,6 @@ png_convert_from_time_t(png_timep ptime, time_t ttime)
   png_convert_from_struct_tm(ptime, tbuf);
 }
 #endif
-#endif
-

 /* Initialize png_ptr structure, and allocate any memory needed */
 png_structp PNGAPI
--- a/pngwtran.c
+++ b/pngwtran.c
@@ -1,7 +1,7 @@

 /* pngwtran.c - transforms the data in a row for PNG writers
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -1,7 +1,7 @@

 /* pngwutil.c - utilities to write a PNG file
 *
- * Last changed in libpng 1.2.41 [November 1, 2009]
+ * Last changed in libpng 1.2.41 [November 9, 2009]
 * Copyright (c) 1998-2009 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.)
@@ -63,11 +63,6 @@ png_write_sig(png_structp png_ptr)
 {
   png_byte png_signature[8] = {137, 80, 78, 71, 13, 10, 26, 10};

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that the signature is being written */
-   png_ptr->io_state = PNG_IO_WRITING | PNG_IO_SIGNATURE;
-#endif
-
   /* Write the rest of the 8 byte signature */
   png_write_data(png_ptr, &png_signature[png_ptr->sig_bytes],
      (png_size_t)(8 - png_ptr->sig_bytes));
@@ -111,12 +106,6 @@ png_write_chunk_start(png_structp png_ptr, png_bytep chunk_name,
   if (png_ptr == NULL)
      return;

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that the chunk header is being written.
-    * PNG_IO_CHUNK_HDR requires a single I/O call.
-    */
-   png_ptr->io_state = PNG_IO_WRITING | PNG_IO_CHUNK_HDR;
-#endif

   /* Write the length and the chunk name */
   png_save_uint_32(buf, length);
@@ -127,13 +116,6 @@ png_write_chunk_start(png_structp png_ptr, png_bytep chunk_name,
   /* Reset the crc and run it over the chunk name */
   png_reset_crc(png_ptr);
   png_calculate_crc(png_ptr, chunk_name, (png_size_t)4);
-
-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that chunk data will (possibly) be written.
-    * PNG_IO_CHUNK_DATA does NOT require a specific number of I/O calls.
-    */
-   png_ptr->io_state = PNG_IO_WRITING | PNG_IO_CHUNK_DATA;
-#endif
 }

 /* Write the data of a PNG chunk started with png_write_chunk_start().
@@ -165,13 +147,6 @@ png_write_chunk_end(png_structp png_ptr)

   if (png_ptr == NULL) return;

-#ifdef PNG_IO_STATE_SUPPORTED
-   /* Inform the I/O callback that the chunk CRC is being written.
-    * PNG_IO_CHUNK_CRC requires a single I/O function call.
-    */
-   png_ptr->io_state = PNG_IO_WRITING | PNG_IO_CHUNK_CRC;
-#endif
-
   /* Write the crc in a single operation */
   png_save_uint_32(buf, png_ptr->crc);

--- a/projects/visualc6/libpng.dsp
+++ b/projects/visualc6/libpng.dsp
@@ -56,8 +56,8 @@ MTL=midl.exe
 # ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "NDEBUG"
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -87,8 +87,8 @@ MTL=midl.exe
 # ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "_DEBUG" /d PNG_DEBUG=1
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG" /d PNG_DEBUG=1
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -118,8 +118,8 @@ MTL=midl.exe
 # ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "NDEBUG" /d PNG_LIBPNG_SPECIALBUILD=""""Use MMX instructions""""
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG" /d PNG_LIBPNG_SPECIALBUILD=""""Use MMX instructions""""
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -149,8 +149,8 @@ MTL=midl.exe
 # ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "_DEBUG" /d PNG_DEBUG=1 /d PNG_LIBPNG_SPECIALBUILD=""""Use MMX instructions""""
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG" /d PNG_DEBUG=1 /d PNG_LIBPNG_SPECIALBUILD=""""Use MMX instructions""""
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -180,8 +180,8 @@ MTL=midl.exe
 # ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "NDEBUG" /dPNG_LIBPNG_DLLFNAME_POSTFIX=""""VB"""" /dPNG_LIBPNG_SPECIALBUILD=""""__stdcall calling convention used for exported functions""""
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG" /dPNG_LIBPNG_DLLFNAME_POSTFIX=""""VB"""" /dPNG_LIBPNG_SPECIALBUILD=""""__stdcall calling convention used for exported functions""""
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -213,8 +213,8 @@ CPP=cl.exe
 # ADD CPP /nologo /MD /W3 /O2 /I "..\.." /I "..\..\..\zlib" /D "PNG_NO_MMX_CODE" /D "WIN32" /D "NDEBUG" /D "_CRT_SECURE_NO_WARNINGS" /FD /c
 # SUBTRACT CPP /YX /Yc /Yu
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "NDEBUG"
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -240,8 +240,8 @@ CPP=cl.exe
 # ADD CPP /nologo /MDd /W3 /Gm /ZI /Od /I "..\.." /I "..\..\..\zlib" /D "WIN32" /D "_DEBUG" /D "DEBUG" /D "PNG_NO_MMX_CODE" /D PNG_DEBUG=1 /D "_CRT_SECURE_NO_WARNINGS" /FD /GZ /c
 # SUBTRACT CPP /YX /Yc /Yu
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /d "_DEBUG"
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
+# ADD RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -267,8 +267,8 @@ CPP=cl.exe
 # ADD CPP /nologo /MD /W3 /O2 /I "..\.." /I "..\..\..\zlib" /D "WIN32" /D "NDEBUG" /D "PNG_USE_PNGVCRD" /D "PNG_LIBPNG_SPECIALBUILD" /D "_CRT_SECURE_NO_WARNINGS" /FD /c
 # SUBTRACT CPP /YX /Yc /Yu
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /i "..\.." /d "NDEBUG"
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
+# ADD RSC /l 0x409 /i "..\.." /d "PNG_CONFIGURE_LIBPNG" /d "NDEBUG"
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
@@ -294,8 +294,8 @@ CPP=cl.exe
 # ADD CPP /nologo /MDd /W3 /Gm /ZI /Od /I "..\.." /I "..\..\..\zlib" /D "WIN32" /D "_DEBUG" /D "DEBUG" /D PNG_DEBUG=1 /D "PNG_USE_PNGVCRD" /D "PNG_LIBPNG_SPECIALBUILD" /D "_CRT_SECURE_NO_WARNINGS" /FD /GZ /c
 # SUBTRACT CPP /YX /Yc /Yu
 RSC=rc.exe
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /d "_DEBUG"
+# ADD BASE RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
+# ADD RSC /l 0x409 /d "PNG_CONFIGURE_LIBPNG" /d "_DEBUG"
 BSC32=bscmake.exe
 # ADD BASE BSC32 /nologo
 # ADD BSC32 /nologo
--- a/projects/visualc71/libpng.vcproj
+++ b/projects/visualc71/libpng.vcproj
@@ -139,7 +139,7 @@
 				Name="VCPreLinkEventTool"/>
 			<Tool
 				Name="VCResourceCompilerTool"
-				AdditionalOptions="/d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;Use MMX instructions&quot;&quot;&quot;&quot;"
+				AdditionalOptions="/d PNG_CONFIGURE_LIBPNG /d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;Use MMX instructions&quot;&quot;&quot;&quot;"
 				PreprocessorDefinitions="NDEBUG;_CRT_SECURE_NO_WARNINGS"
 				Culture="1033"
 				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
@@ -188,7 +188,7 @@
 				Name="VCPreLinkEventTool"/>
 			<Tool
 				Name="VCResourceCompilerTool"
-				AdditionalOptions="/d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;Use MMX instructions&quot;&quot;&quot;&quot;"
+				AdditionalOptions="/d PNG_CONFIGURE_LIBPNG /d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;Use MMX instructions&quot;&quot;&quot;&quot;"
 				PreprocessorDefinitions="_DEBUG,PNG_DEBUG=1;_CRT_SECURE_NO_WARNINGS"
 				Culture="1033"
 				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
@@ -236,7 +236,7 @@
 				Name="VCPreLinkEventTool"/>
 			<Tool
 				Name="VCResourceCompilerTool"
-				AdditionalOptions="/d PNG_LIBPNG_DLLFNAME_POSTFIX=&quot;&quot;&quot;&quot;VB&quot;&quot;&quot;&quot; /d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;__stdcall calling convention used for exported functions&quot;&quot;&quot;&quot;"
+				AdditionalOptions="/d PNG_CONFIGURE_LIBPNG /d PNG_LIBPNG_DLLFNAME_POSTFIX=&quot;&quot;&quot;&quot;VB&quot;&quot;&quot;&quot; /d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;__stdcall calling convention used for exported functions&quot;&quot;&quot;&quot;"
 				PreprocessorDefinitions="NDEBUG;_CRT_SECURE_NO_WARNINGS"
 				Culture="1033"
 				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
--- a/projects/wince.txt
+++ b/projects/wince.txt
@@ -1,6 +1,6 @@
 A set of project files is available for WinCE.  Get
-libpng-1.2.5-project-wince.zip from a libpng distribution
-site such as http://libpng.sourceforge.net
+libpng-1.2.41beta15-project-wince.zip from a libpng distribution
+site such as http://libpng.sourceforge.net/index.html

 Put the zip file in this directory (projects) and then run
-"unzip -a libpng-1.2.5-project-wince.zip"
+"unzip -a libpng-1.2.41beta15-project-wince.zip"
--- a/projects/xcode/libpng.xcodeproj/project.pbxproj
+++ b/projects/xcode/libpng.xcodeproj/project.pbxproj
@@ -222,7 +222,7 @@
 				COPY_PHASE_STRIP = NO;
 				DYLIB_COMPATIBILITY_VERSION = 3;
 				DYLIB_CURRENT_VERSION = 3;
-				FRAMEWORK_VERSION = 1.2.41beta09;
+				FRAMEWORK_VERSION = 1.2.41beta15;
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREFIX_HEADER = "";
 				INFOPLIST_FILE = Info.plist;
@@ -240,7 +240,7 @@
 			buildSettings = {
 				DYLIB_COMPATIBILITY_VERSION = 3;
 				DYLIB_CURRENT_VERSION = 3;
-				FRAMEWORK_VERSION = 1.2.41beta09;
+				FRAMEWORK_VERSION = 1.2.41beta15;
 				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				GCC_PREFIX_HEADER = "";
 				INFOPLIST_FILE = Info.plist;
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@

 # Modeled after libxml-config.

-version=1.2.41beta09
+version=1.2.41beta15
 prefix=""
 libdir=""
 libs=""
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@ includedir=@includedir@/libpng12

 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.41beta09
+Version: 1.2.41beta15
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir}
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -49,7 +49,7 @@ ZLIBINC=/usr/include
 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-CFLAGS=-I$(ZLIBINC) $(SUN_CC_FLAGS) \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) $(SUN_CC_FLAGS) \
 	# $(WARNMORE) -g -DPNG_DEBUG=5
 LDFLAGS=$(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB) libpng.a -lz -lm

--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -49,7 +49,7 @@ ZLIBINC=/usr/include
 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-CFLAGS=-I$(ZLIBINC) $(SUN_CC_FLAGS) \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) $(SUN_CC_FLAGS) \
 	# $(WARNMORE) -g -DPNG_DEBUG=5
 LDFLAGS=-L. -R. $(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm

--- a/scripts/makefile.acorn
+++ b/scripts/makefile.acorn
@@ -2,7 +2,7 @@


 # Toolflags:
-CCflags = -c -depend !Depend -IC:,Zlib: -g -throwback  -DRISCOS  -fnah
+CCflags = -DPNG_CONFIGURE_LIBPNG -c -depend !Depend -IC:,Zlib: -g -throwback  -DRISCOS  -fnah
 C++flags = -c -depend !Depend -IC: -throwback
 Linkflags = -aif -c++ -o $@
 ObjAsmflags = -throwback -NoCache -depend !Depend
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -3,7 +3,7 @@
 # Copyright (C) 2000 Cosmin Truta
 # Copyright (C) 2000 Marc O. Gloor (AIX support added, from makefile.gcc)
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -23,7 +23,7 @@ LN_SF = ln -f -s

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 prefix=/usr/local
@@ -48,7 +48,7 @@ LDDEBUG =
 CRELEASE = -O2
 LDRELEASE = -s
 WARNMORE=-W -Wall
-CFLAGS = -I$(ZLIBINC) $(WARNMORE) $(CRELEASE)
+CFLAGS = -DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) $(WARNMORE) $(CRELEASE)
 LDFLAGS = -L. -L$(ZLIBLIB) -lpng12 -lz -lm $(LDRELEASE)

 # File extensions
--- a/scripts/makefile.amiga
+++ b/scripts/makefile.amiga
@@ -1,7 +1,7 @@
 # Commodore Amiga Makefile
 # makefile for libpng and SAS C V6.5x compiler
 # Copyright (C) 1995-2000 Wolf Faust
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -15,7 +15,7 @@ CC=sc
 #compiler flags
 # WARNING: a bug in V6.51 causes bad code with OPTGO
 #          So use V6.55 or set NOOPTGO!!!!!!!!!
-CFLAGS= NOSTKCHK PARMS=REG OPTIMIZE OPTGO OPTPEEP OPTINLOCAL OPTINL\
+CFLAGS= -DPNG_CONFIGURE_LIBPNG NOSTKCHK PARMS=REG OPTIMIZE OPTGO OPTPEEP OPTINLOCAL OPTINL\
 	OPTLOOP OPTRDEP=4 OPTDEP=4 OPTCOMP=4 INCLUDEDIR=$(ZLIB) \
 	DEFINE=PNG_INTERNAL
 #linker flags
--- a/scripts/makefile.atari
+++ b/scripts/makefile.atari
@@ -1,15 +1,15 @@
 # makefile for libpng
 # Copyright (C) 2002 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # Modified for LC56/ATARI assumes libz.lib is in same dir and uses default
 # rules for library management
 #
-CFLAGS=-I..\zlib -O
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I..\zlib -O
 LBR = png.lib
 LDFLAGS=-lpng -lz -lm

--- a/scripts/makefile.bc32
+++ b/scripts/makefile.bc32
@@ -43,7 +43,7 @@ LDEBUG=$(LDEBUG) -N
 # -d  merge duplicate strings
 # -k- turn off standard stack frame
 # -w  display all warnings
-CFLAGS=-I$(ZLIB_DIR) -O2 -d -k- -w $(TARGET_CPU) $(CDEBUG)
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIB_DIR) -O2 -d -k- -w $(TARGET_CPU) $(CDEBUG)

 # -M  generate map file
 LDFLAGS=-L$(ZLIB_DIR) -M $(LDEBUG)
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -3,7 +3,7 @@
 # Copyright (C) 2002, 2006, 2008 Glenn Randers-Pehrson
 # Copyright (C) 1999 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -44,7 +44,7 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \

 # On BeOS, -O1 is actually better than -O3.  This is a known bug but it's
 # still here in R4.5
-CFLAGS=-I$(ZLIBINC) -W -Wall -O1 -funroll-loops \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O1 -funroll-loops \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
 # LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng -lz
 LDFLAGS=-L. -Wl,-soname=$(LIBSOMAJ) -L$(ZLIBLIB) -lz
--- a/scripts/makefile.bor
+++ b/scripts/makefile.bor
@@ -51,7 +51,7 @@ LDEBUG=$(LDEBUG) -N
 # -w  set all warnings on
 # -O2 optimize for speed
 # -Z  global optimization
-CFLAGS=-O2 -Z -X- -w -I$(ZLIB_DIR) -$(TARGET_CPU) $(MODEL_ARG) $(CDEBUG)
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -O2 -Z -X- -w -I$(ZLIB_DIR) -$(TARGET_CPU) $(MODEL_ARG) $(CDEBUG)

 # -M  generate map file
 LDFLAGS=-M -L$(ZLIB_DIR) $(MODEL_ARG) $(LDEBUG)
@@ -139,7 +139,7 @@ $(LIBNAME): $(OBJS)
 $(LIBOBJS), libpng$(MODEL)
 |

-pngtest$(MODEL).obj: pngtest.c
+pngtest$(MODEL).obj: pngtest.c png.h pngconf.h
 	$(CC) $(CFLAGS) -opngtest$(MODEL) -c pngtest.c

 pngtest$(MODEL).exe: pngtest$(MODEL).obj
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -7,7 +7,7 @@
 #    and Glenn Randers-Pehrson, based on makefile for linux-elf w/mmx by:
 # Copyright (C) 1998-2000 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -36,7 +36,7 @@ DESTDIR=

 CC=gcc
 ifdef MINGW
-MINGW_CCFLAGS=-mno-cygwin -I/usr/include/mingw
+MINGW_CCFLAGS=-DPNG_CONFIGURE_LIBPNG -mno-cygwin -I/usr/include/mingw
 MINGW_LDFLAGS=-mno-cygwin -L/usr/lib/mingw
 endif

@@ -77,7 +77,7 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
 LIBNAME = libpng12
 PNGMAJ = 0
 CYGDLL = 12
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 SHAREDLIB=cygpng$(CYGDLL).dll
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -4,7 +4,7 @@
 # derived from makefile.linux:
 #  Copyright (C) 1998, 1999 Greg Roelofs
 #  Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -22,7 +22,7 @@ ZLIBINC=../zlib
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 12
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -41,8 +41,8 @@ LN_SF=ln -sf
 RANLIB=ranlib
 RM_F=/bin/rm -f

-# CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE
-CFLAGS=-I$(ZLIBINC) -W -Wall -O -funroll-loops
+# CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O -funroll-loops
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng12 -lz

 INCPATH=$(prefix)/include
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -1,14 +1,14 @@
 # makefile for libpng on DEC Alpha Unix
 # Copyright (C) 2000-2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h

 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -57,7 +57,7 @@ DM=$(DESTDIR)$(MANPATH)
 ZLIBLIB=../zlib
 ZLIBINC=../zlib

-CFLAGS=-std -w1 -I$(ZLIBINC) -O # -g -DPNG_DEBUG=1
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -std -w1 -I$(ZLIBINC) -O # -g -DPNG_DEBUG=1
 LDFLAGS=-L$(ZLIBLIB) -rpath $(ZLIBLIB) libpng.a -lz -lm

 OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
--- a/scripts/makefile.dj2
+++ b/scripts/makefile.dj2
@@ -1,7 +1,7 @@
 # DJGPP (DOS gcc) makefile for libpng
 # Copyright (C) 2002, 2006, 2009 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -13,7 +13,7 @@ INCPATH=$(prefix)/include
 LIBPATH=$(prefix)/lib

 CC=gcc
-CFLAGS=-I../zlib -O
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I../zlib -O
 LDFLAGS=-L. -L../zlib/ -lpng -lz -lm

 RANLIB=ranlib
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -2,7 +2,7 @@
 # Copyright (C) 1998, 1999, 2002, 2006, 2008 Greg Roelofs
 # and Glenn Randers-Pehrson
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -57,7 +57,7 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \

 # for pgcc version 2.95.1, -O3 is buggy; don't use it.

-CFLAGS=-W -Wall -D_REENTRANT -O2 \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -W -Wall -D_REENTRANT -O2 \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

 LDFLAGS=-L. -lpng12
--- a/scripts/makefile.freebsd
+++ b/scripts/makefile.freebsd
@@ -1,6 +1,6 @@
 # makefile for libpng under FreeBSD
 # Copyright (C) 2002, 2007, 2009 Glenn Randers-Pehrson and Andrey A. Chernov
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -27,9 +27,9 @@ SYMLINKS=       libpng/png.h ${INCSDIR}/../png.h \
 LDADD+=         -lm -lz
 DPADD+=         ${LIBM} ${LIBZ}

-CFLAGS+= -I.
+CFLAGS+= -DPNG_CONFIGURE_LIBPNG -I.
 .if (${MACHINE_ARCH} != "i386")
-CFLAGS+= -DPNG_NO_MMX_CODE
+CFLAGS+= -DPNG_CONFIGURE_LIBPNG -DPNG_NO_MMX_CODE
 .endif

 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
--- a/scripts/makefile.gcc
+++ b/scripts/makefile.gcc
@@ -2,7 +2,7 @@
 # Copyright (C) 2008 Glenn Randers-Pehrson
 # Copyright (C) 2000 Cosmin Truta
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -22,8 +22,8 @@ CDEBUG = -g -DPNG_DEBUG=5
 LDDEBUG =
 CRELEASE = -O2
 LDRELEASE = -s
-#CFLAGS = -W -Wall $(CDEBUG)
-CFLAGS = -W -Wall $(CRELEASE)
+#CFLAGS = -DPNG_CONFIGURE_LIBPNG -W -Wall $(CDEBUG)
+CFLAGS = -DPNG_CONFIGURE_LIBPNG -W -Wall $(CRELEASE)
 #LDFLAGS = $(LDDEBUG)
 LDFLAGS = $(LDRELEASE)
 LIBS = -lz -lm
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -17,7 +17,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -2,7 +2,7 @@
 # Copyright (C) 1999-2002, 2006, 2009 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42
 # contributed by Jim Rice and updated by Chris Schleicher, Hewlett Packard
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -14,14 +14,14 @@ ZLIBINC=/opt/zlib/include
 # Note that if you plan to build a libpng shared library, zlib must also
 # be a shared library, which zlib's configure does not do.  After running
 # zlib's configure, edit the appropriate lines of makefile to read:
-#   CFLAGS=-O1 -DHAVE_UNISTD -DUSE_MAP -fPIC \
+#   CFLAGS=-DPNG_CONFIGURE_LIBPNG -O1 -DHAVE_UNISTD -DUSE_MAP -fPIC \
 #   LDSHARED=ld -b
 #   SHAREDLIB=libz.sl

 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -40,10 +40,10 @@ LN_SF=ln -sf
 RANLIB=ranlib
 RM_F=/bin/rm -f

-CFLAGS=-I$(ZLIBINC) -O -Ae -Wl,+vnocompatwarnings +DD64 \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O -Ae -Wl,+vnocompatwarnings +DD64 \
 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 +Z -DHAVE_UNISTD_H -DUSE_MMAP
 # Caution: be sure you have built zlib with the same CFLAGS.
-CCFLAGS=-I$(ZLIBINC) -O -Ae -Wl,+vnocompatwarnings +DD64 \
+CCFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O -Ae -Wl,+vnocompatwarnings +DD64 \
 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 +Z -DHAVE_UNISTD_H -DUSE_MMAP

 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -3,7 +3,7 @@
 # Copyright (C) 2001, Laurent faillie
 # Copyright (C) 1998, 1999 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -56,7 +56,7 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \

 # for pgcc version 2.95.1, -O3 is buggy; don't use it.

-CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
 #LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng12 -lz -lm
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -2,7 +2,7 @@
 # Copyright (C) 1999-2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42
 # contributed by Jim Rice and updated by Chris Schleicher, Hewlett Packard
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -21,7 +21,7 @@ ZLIBINC=/opt/zlib/include
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -48,9 +48,9 @@ LIBPATH=$(exec_prefix)/lib
 MANPATH=$(prefix)/man
 BINPATH=$(exec_prefix)/bin

-CFLAGS=-I$(ZLIBINC) -O -Ae +DA1.1 +DS2.0 -DPNG_NO_MMX_CODE
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O -Ae +DA1.1 +DS2.0 -DPNG_NO_MMX_CODE
 # Caution: be sure you have built zlib with the same CFLAGS.
-CCFLAGS=-I$(ZLIBINC) -O -Ae +DA1.1 +DS2.0
+CCFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O -Ae +DA1.1 +DS2.0
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm

 # override DESTDIR= on the make install command line to easily support
--- a/scripts/makefile.ibmc
+++ b/scripts/makefile.ibmc
@@ -2,11 +2,11 @@
 # IBM C version 3.x for Win32 and OS/2
 # Copyright (C) 2006 Glenn Randers-Pehrson
 # Copyright (C) 2000 Cosmin Truta
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # Notes:
 #   Derived from makefile.std
 #   All modules are compiled in C mode
@@ -23,7 +23,7 @@ LD = ilink
 AR = ilib
 RM = del

-CFLAGS = -I$(ZLIBINC) -Mc -O2 -W3
+CFLAGS = -DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -Mc -O2 -W3
 LDFLAGS =

 # File extensions
--- a/scripts/makefile.intel
+++ b/scripts/makefile.intel
@@ -4,13 +4,13 @@
 # Copyright (C) 2006 Glenn Randers-Pehrson
 # Copyright (C) 2000, Pawel Mrochen, based on makefile.msc which is
 # copyright 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # To use, do "nmake /f scripts\makefile.intel"
-
+#
 # ------------------- Intel C/C++ Compiler 4.0 and later -------------------

 # Where the zlib library and include files are located
@@ -32,7 +32,7 @@ CALLING=r	# __fastcall
 # --------------------------------------------------------------------------

 CC=icl -c
-CFLAGS=-O2 -G$(CPU)$(CALLING) -Qip -Qunroll4 -I$(ZLIBINC) -nologo
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -O2 -G$(CPU)$(CALLING) -Qip -Qunroll4 -I$(ZLIBINC) -nologo
 LD=link
 LDFLAGS=/SUBSYSTEM:CONSOLE /NOLOGO

--- a/scripts/makefile.knr
+++ b/scripts/makefile.knr
@@ -1,11 +1,11 @@
 # makefile for libpng
 # Copyright (C) 2002, 2006, 2009 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # This makefile requires the file ansi2knr.c, which you can get
 # from the Ghostscript ftp site at ftp://ftp.cs.wisc.edu/ghost/
 # If you have libjpeg, you probably already have ansi2knr.c in the jpeg
@@ -27,7 +27,7 @@ LIBPATH=$(prefix)/lib
 DESTDIR=

 CC=cc
-CFLAGS=-I../zlib -O
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I../zlib -O
 LDFLAGS=-L. -L../zlib/ -lpng -lz -lm
 # flags for ansi2knr
 ANSI2KNRFLAGS=
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -2,7 +2,7 @@
 # Copyright (C) 1998, 1999, 2002, 2006, 2008 Greg Roelofs and
 # Glenn Randers-Pehrson
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -10,7 +10,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -51,7 +51,7 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \

 # for pgcc version 2.95.1, -O3 is buggy; don't use it.

-CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

 LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -7,7 +7,7 @@
 #    and Glenn Randers-Pehrson, based on makefile for linux-elf w/mmx by:
 # Copyright (C) 1998-2000, 2007 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -62,22 +62,22 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion

 ### if you don't need thread safety, but want the asm accel
-#CFLAGS= $(strip $(MINGW_CCFLAGS) -DPNG_THREAD_UNSAFE_OK \
+#CFLAGS= -DPNG_CONFIGURE_LIBPNG $(strip $(MINGW_CCFLAGS) -DPNG_THREAD_UNSAFE_OK \
 #	$(addprefix -I,$(ZLIBINC)) -W -Wall -O $(ALIGN) -funroll-loops \
 #	-fomit-frame-pointer)  # $(WARNMORE) -g -DPNG_DEBUG=5
 ### if you need thread safety and want (minimal) asm accel
-#CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
+#CFLAGS= -DPNG_CONFIGURE_LIBPNG $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
 #	-W -Wall -O $(ALIGN) -funroll-loops \
 #	-fomit-frame-pointer)  # $(WARNMORE) -g -DPNG_DEBUG=5
 ### Normal (non-asm) compilation
-CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
+CFLAGS= -DPNG_CONFIGURE_LIBPNG $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
        -W -Wall -O3 $(ALIGN) -funroll-loops -DPNG_NO_MMX_CODE \
 	-fomit-frame-pointer) # $(WARNMORE) -g -DPNG_DEBUG=5

 LIBNAME = libpng12
 PNGMAJ = 0
 MINGDLL = 12
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 SHAREDLIB=libpng$(MINGDLL).dll
--- a/scripts/makefile.mips
+++ b/scripts/makefile.mips
@@ -1,7 +1,7 @@
 # makefile for libpng
 # Copyright (C) Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -22,8 +22,8 @@ LIBPATH=$(prefix)/lib
 DESTDIR=

 CC=cc
-CFLAGS=-I../zlib -O -systype sysv -DSYSV -w -Dmips
-#CFLAGS=-O
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I../zlib -O -systype sysv -DSYSV -w -Dmips
+#CFLAGS=-DPNG_CONFIGURE_LIBPNG -O
 LDFLAGS=-L. -L../zlib/ -lpng -lz -lm

 #RANLIB=ranlib
--- a/scripts/makefile.msc
+++ b/scripts/makefile.msc
@@ -1,16 +1,16 @@
 # makefile for libpng
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
 # Copyright (C) 2006, 2009 Glenn Randers-Pehrson
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # Assumes that zlib.lib, zconf.h, and zlib.h have been copied to ..\zlib

 # -------- Microsoft C 5.1 and later, does not use assembler code --------
 MODEL=L
-CFLAGS=-Oait -Gs -nologo -W3 -A$(MODEL) -I..\zlib
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -Oait -Gs -nologo -W3 -A$(MODEL) -I..\zlib
 #-Ox generates bad code with MSC 5.1
 CC=cl
 LD=link
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -3,7 +3,7 @@
 # make includes && make install
 # Copyright (C) 2002 Patrick R.L. Welche
 # Copyright (C) 2007, 2009 Glenn Randers-Pehrson
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng12

 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.41beta09
+SHLIB_MINOR=	1.2.41beta15
 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
@@ -29,10 +29,10 @@ CPPFLAGS+=-I${.CURDIR}
 # We should be able to do something like this instead of the manual
 # uncommenting, but it core dumps for me at the moment:
 # .if ${MACHINE_ARCH} == "i386"
-#   CPPFLAGS+=-DPNG_THREAD_UNSAFE_OK
+#   CPPFLAGS+=-DPNG_CONFIGURE_LIBPNG -DPNG_THREAD_UNSAFE_OK
 #   MKLINT= no
 # .else
-    CPPFLAGS+=-DPNG_NO_MMX_CODE
+    CPPFLAGS+=-DPNG_CONFIGURE_LIBPNG -DPNG_NO_MMX_CODE
 # .endif

 CLEANFILES+=pngtest.o pngtest
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -3,7 +3,7 @@
 # make includes && make install
 # Copyright (C) 2002 Patrick R.L. Welche
 # Copyright (C) 2007, 2009 Glenn Randers-Pehrson
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng

 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.41beta09
+SHLIB_MINOR=	1.2.41beta15
 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
@@ -29,10 +29,10 @@ CPPFLAGS+=-I${.CURDIR}
 # We should be able to do something like this instead of the manual
 # uncommenting, but it core dumps for me at the moment:
 # .if ${MACHINE_ARCH} == "i386"
-#   CPPFLAGS+=-DPNG_THREAD_UNSAFE_OK
+#   CPPFLAGS+=-DPNG_CONFIGURE_LIBPNG -DPNG_THREAD_UNSAFE_OK
 #   MKLINT= no
 # .else
-    CPPFLAGS+=-DPNG_NO_MMX_CODE
+    CPPFLAGS+=-DPNG_CONFIGURE_LIBPNG -DPNG_NO_MMX_CODE
 # .endif

 CLEANFILES+=pngtest.o pngtest
--- a/scripts/makefile.nommx
+++ b/scripts/makefile.nommx
@@ -2,7 +2,7 @@
 # Copyright (C) 1998, 1999, 2002, 2006-2008 Greg Roelofs and
 # Glenn Randers-Pehrson
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -10,7 +10,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -51,7 +51,7 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \

 # for pgcc version 2.95.1, -O3 is buggy; don't use it.

-CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

 LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -1,7 +1,7 @@
 # makefile for libpng
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
 # Copyright (C) 2007-2008 Glenn Randers-Pehrson
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -11,7 +11,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat

 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.41beta09
+SHLIB_MINOR=	1.2.41beta15

 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
@@ -20,7 +20,7 @@ SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \

 HDRS=	png.h pngconf.h

-CFLAGS+= -W -Wall
+CFLAGS+= -DPNG_CONFIGURE_LIBPNG -W -Wall
 CPPFLAGS+= -I${.CURDIR} -DPNG_NO_MMX_CODE

 NOPROFILE= Yes
--- a/scripts/makefile.os2
+++ b/scripts/makefile.os2
@@ -1,5 +1,5 @@
 # makefile for libpng on OS/2 with gcc
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -15,7 +15,7 @@ ZLIBINC=../zlib
 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-CFLAGS=-I$(ZLIBINC) -W -Wall -O6 -funroll-loops -malign-loops=2 \
+CFLAGS=--DPNG_CONFIGURE_LIBPNG I$(ZLIBINC) -W -Wall -O6 -funroll-loops -malign-loops=2 \
 	-malign-functions=2 #$(WARNMORE) -g -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lzdll -Zcrtdll
 AR=emxomfar
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -4,7 +4,7 @@
 # Copyright (C) 2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1998 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -41,7 +41,7 @@ exec_prefix=$(prefix)
 ZLIBLIB=../zlib
 ZLIBINC=../zlib

-CFLAGS= -dy -belf -I$(ZLIBINC) -O3 -DPNG_NO_MMX_CODE
+CFLAGS= -DPNG_CONFIGURE_LIBPNG -dy -belf -I$(ZLIBINC) -O3 -DPNG_NO_MMX_CODE
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng12 -lz -lm

 INCPATH=$(prefix)/include/libpng
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -1,7 +1,7 @@
 # makefile for libpng.a and libpng12.so, SGI IRIX with 'cc'
 # Copyright (C) 2001-2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -47,7 +47,7 @@ ZLIBINC=../zlib
 ABI=

 WARNMORE= # -g -DPNG_DEBUG=5
-CFLAGS=$(ABI) -I$(ZLIBINC) -O $(WARNMORE) -fPIC -mabi=n32 -DPNG_NO_MMX_CODE
+CFLAGS=-DPNG_CONFIGURE_LIBPNG $(ABI) -I$(ZLIBINC) -O $(WARNMORE) -fPIC -mabi=n32 -DPNG_NO_MMX_CODE
 LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
 LDSHARED=cc $(ABI) -shared -soname $(LIBSOMAJ) \
  -set_version sgi$(PNGMAJ).0
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -1,7 +1,7 @@
 # makefile for libpng.a and libpng12.so, SGI IRIX with 'cc'
 # Copyright (C) 2001-2002, 2006, 2007 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -48,8 +48,8 @@ ABI=

 WARNMORE=-fullwarn
 # Note: -KPIC is the default anyhow
-#CFLAGS= $(ABI) -I$(ZLIBINC) -O $(WARNMORE) -KPIC -DPNG_NO_MMX_CODE # -g -DPNG_DEBUG=5
-CFLAGS=$(ABI) -I$(ZLIBINC) -O $(WARNMORE) -DPNG_NO_MMX_CODE
+#CFLAGS= -DPNG_CONFIGURE_LIBPNG $(ABI) -I$(ZLIBINC) -O $(WARNMORE) -KPIC -DPNG_NO_MMX_CODE # -g -DPNG_DEBUG=5
+CFLAGS=-DPNG_CONFIGURE_LIBPNG $(ABI) -I$(ZLIBINC) -O $(WARNMORE) -DPNG_NO_MMX_CODE
 LDFLAGS_A=$(ABI) -L. -L$(ZLIBLIB) -lpng12 -lz -lm
 LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
 LDSHARED=cc $(ABI) -shared -soname $(LIBSOMAJ) \
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -4,14 +4,14 @@
 # Copyright (C) 2002, 2006, 2008 Glenn Randers-Pehrson
 # Copyright (C) 1998-2001 Greg Roelofs
 # Copyright (C) 1996-1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h

 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -50,8 +50,8 @@ ZLIBINC=/usr/include
 #WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-#CFLAGS=-I$(ZLIBINC) -W -Wall -O3 $(WARNMORE) -g -DPNG_DEBUG=5 -DPNG_NO_MMX_CODE
-CFLAGS=-I$(ZLIBINC) -O3 -DPNG_NO_MMX_CODE
+#CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O3 $(WARNMORE) -g -DPNG_DEBUG=5 -DPNG_NO_MMX_CODE
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O3 -DPNG_NO_MMX_CODE
 LDFLAGS=-L. -R. -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm

 INCPATH=$(prefix)/include
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -3,7 +3,7 @@
 # Contributed by William L. Sebok, based on makefile.linux
 # Copyright (C) 1998 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
@@ -46,7 +46,7 @@ ZLIBINC=/usr/local/include
 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-CFLAGS=-I$(ZLIBINC) -W -Wall -O -DPNG_NO_MMX_CODE; \
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -W -Wall -O -DPNG_NO_MMX_CODE; \
 	# $(WARNMORE) -g -DPNG_DEBUG=5
 LDFLAGS=-L. -R. -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm

--- a/scripts/makefile.solaris-x86
+++ b/scripts/makefile.solaris-x86
@@ -11,7 +11,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.41beta09
+PNGMIN = 1.2.41beta15
 PNGVER = $(PNGMAJ).$(PNGMIN)

 # Shared library names:
--- a/scripts/makefile.std
+++ b/scripts/makefile.std
@@ -1,7 +1,7 @@
 # makefile for libpng
 # Copyright (C) 2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -34,7 +34,7 @@ LN_SF=ln -sf
 RANLIB=ranlib
 RM_F=rm -f

-CFLAGS=-I$(ZLIBINC) -O # -g -DPNG_DEBUG=5
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O # -g -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm

 OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
--- a/scripts/makefile.sunos
+++ b/scripts/makefile.sunos
@@ -1,7 +1,7 @@
 # makefile for libpng
 # Copyright (C) 2002, 2006 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -39,7 +39,7 @@ LN_SF=ln -f -s
 RANLIB=ranlib
 RM_F=/bin/rm -f

-CFLAGS=-I$(ZLIBINC) -O # $(WARNMORE) -DPNG_DEBUG=5
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -I$(ZLIBINC) -O # $(WARNMORE) -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm

 OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
--- a/scripts/makefile.tc3
+++ b/scripts/makefile.tc3
@@ -6,8 +6,8 @@
 # ----- Turbo C 3.00 (can be modified to work with earlier versions) -----

 MODEL=l
-CFLAGS=-O2 -Z -m$(MODEL) -I..\zlib
-#CFLAGS=-D_NO_PROTO -O2 -Z -m$(MODEL) -I..\zlib  # Turbo C older than 3.00
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -O2 -Z -m$(MODEL) -I..\zlib
+#CFLAGS=-DPNG_CONFIGURE_LIBPNG -D_NO_PROTO -O2 -Z -m$(MODEL) -I..\zlib  # Turbo C older than 3.00
 CC=tcc
 LD=tcc
 LIB=tlib
--- a/scripts/makefile.vcawin32
+++ b/scripts/makefile.vcawin32
@@ -1,11 +1,11 @@
 # makefile for libpng
 # Copyright (C) 2006,2009 Glenn Randers-Pehrson
 # Copyright (C) 1998 Tim Wegner
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # Assumes that zlib.lib, zconf.h, and zlib.h have been copied to ..\zlib
 # To use, do "nmake /f scripts\makefile.vcawin32"

@@ -16,7 +16,7 @@
 CC = cl
 LD = link
 AR = lib
-CFLAGS  = -nologo -DPNG_USE_PNGVCRD -MD -O2 -W3 -I..\zlib
+CFLAGS  = -DPNG_CONFIGURE_LIBPNG -nologo -DPNG_USE_PNGVCRD -MD -O2 -W3 -I..\zlib
 LDFLAGS = -nologo
 ARFLAGS = -nologo
 RM = del
--- a/scripts/makefile.vcwin32
+++ b/scripts/makefile.vcwin32
@@ -1,11 +1,11 @@
 # makefile for libpng
 # Copyright (C) 1998 Tim Wegner
 # Copyright (C) 2006,2009 Glenn Randers-Pehrson
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
-
+#
 # Assumes that zlib.lib, zconf.h, and zlib.h have been copied to ..\zlib
 # To use, do "nmake /f scripts\makefile.vcwin32"

@@ -16,7 +16,7 @@
 CC = cl
 LD = link
 AR = lib
-CFLAGS  = -nologo -DPNG_NO_MMX_CODE -MD -O2 -W3 -I..\zlib
+CFLAGS  = -DPNG_CONFIGURE_LIBPNG -nologo -DPNG_NO_MMX_CODE -MD -O2 -W3 -I..\zlib
 LDFLAGS = -nologo
 ARFLAGS = -nologo
 RM = del
--- a/scripts/makefile.watcom
+++ b/scripts/makefile.watcom
@@ -3,7 +3,7 @@

 # Copyright (C) 2000, Pawel Mrochen, based on makefile.msc which is
 # copyright 1995 Guy Eric Schalnat, Group 42, Inc.
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
@@ -36,7 +36,7 @@ CALLING=r	# registers


 CC=wcc386
-CFLAGS=-$(CPU)$(CALLING) -fp$(CPU) -fpi87 -oneatx -mf -bt=$(OS) -i=$(ZLIBINC) -zq
+CFLAGS=-DPNG_CONFIGURE_LIBPNG -$(CPU)$(CALLING) -fp$(CPU) -fpi87 -oneatx -mf -bt=$(OS) -i=$(ZLIBINC) -zq
 LD=wcl386
 LDFLAGS=-zq

--- a/scripts/makefile.wce
+++ b/scripts/makefile.wce
@@ -0,0 +1,113 @@
+# Makefile for creating Windows CE release archives, with the
+# mingw32ce compiler.
+
+# Last updated: 22-Jul-2008
+
+# Copyright (C) 2008 Vincent Torri
+
+# This code is released under the libpng license.
+# For conditions of distribution and use, see the disclaimer
+# and license in png.h
+
+# To get some help, type
+#
+# make help
+#
+# To create the archives
+#
+# make
+#
+# To remove everything, type:
+#
+# make clean
+
+VERMAJ = 1
+VERMIN = 2
+VERMIC = 41
+VER = $(VERMAJ).$(VERMIN).$(VERMIC)
+NAME = libpng
+PACKAGE = $(NAME)-$(VER)
+
+BIN = libpng12-0.dll libpng-3.dll
+LIB = libpng12.a libpng12.dll.a libpng.a libpng.dll.a scripts/png32ce.def
+INCLUDE = png.h pngconf.h
+PC = libpng12.pc libpng.pc
+
+MANIFESTVERBIN = "Libpng-$(VER): Binary files"
+MANIFESTVERDEV = "Libpng-$(VER): Developer files"
+MANIFESTVERDESC = "Libpng: the official PNG reference library"
+
+all: $(NAME)
+
+$(NAME): remove-old copy-src compilation copy manifest archive
+	@echo " * Removal of the directories"
+	@rm -rf $(PACKAGE)/ $(PACKAGE)-bin/ $(PACKAGE)-dev/
+
+remove-old:
+	@echo " * Removal of the old files"
+	@rm -rf $(PACKAGE)-bin*
+	@rm -rf $(PACKAGE)-dev*
+
+copy-src:
+	@echo " * Copy of source files"
+	@cp -R ../src/$(PACKAGE) .
+	@echo " * Creation of directories and files"
+	@mkdir -p $(PACKAGE)-bin/bin
+	@mkdir -p $(PACKAGE)-bin/manifest
+	@mkdir -p $(PACKAGE)-dev/lib/pkgconfig
+	@mkdir -p $(PACKAGE)-dev/include/$(NAME)$(VERMAJ)$(VERMIN)
+	@mkdir -p $(PACKAGE)-dev/manifest
+	@touch $(PACKAGE)-bin/manifest/$(PACKAGE)-bin.mft
+	@touch $(PACKAGE)-bin/manifest/$(PACKAGE)-bin.ver
+	@touch $(PACKAGE)-dev/manifest/$(PACKAGE)-dev.mft
+	@touch $(PACKAGE)-dev/manifest/$(PACKAGE)-dev.ver
+
+compilation:
+	@echo " * Compilation of $(PACKAGE)"
+	cd $(PACKAGE) && CPPFLAGS="$(CPPFLAGS) -DPNG_BUILD_DLL -DPNG_CONSOLE_IO_SUPPORTED -DPNG_NO_MMX_CODE -D_WIN32_WCE=0x0420" CFLAGS="$(CFLAGS) -DPNG_CONFIGURE_LIBPNG -mms-bitfields -O3 -pipe -fomit-frame-pointer" LDFLAGS="$(LDFLAGS) -Wl,--enable-auto-import -Wl,-s" ./configure --prefix=/opt/wince --host=arm-mingw32ce && make
+
+copy:
+	@echo " * Copy of binary and development files"
+	@for i in $(BIN); do \
+	  cp $(PACKAGE)/.libs/$$i $(PACKAGE)-bin/bin; \
+	done
+	@for i in $(LIB); do \
+	  cp $(PACKAGE)/.libs/$$i $(PACKAGE)-dev/lib; \
+	done
+	@for i in $(INCLUDE); do \
+	  cp $(PACKAGE)/$$i $(PACKAGE)-dev/include/$(NAME)$(VERMAJ)$(VERMIN); \
+	done
+	@for i in $(PC); do \
+	  cp $(PACKAGE)/$$i $(PACKAGE)-dev/lib/pkgconfig; \
+	done
+
+manifest:
+	@echo " * Creation of the manifest"
+	@cd $(PACKAGE)-bin && find * >> manifest/$(PACKAGE)-bin.mft
+	@cd $(PACKAGE)-bin && \
+	  echo $(MANIFESTVERBIN) >> manifest/$(PACKAGE)-bin.ver && \
+	  echo $(MANIFESTVERDESC) >> manifest/$(PACKAGE)-bin.ver
+	@cd $(PACKAGE)-dev && find * >> manifest/$(PACKAGE)-dev.mft
+	@cd $(PACKAGE)-dev && \
+	  echo $(MANIFESTVERDEV) >> manifest/$(PACKAGE)-dev.ver && \
+	  echo $(MANIFESTVERDESC) >> manifest/$(PACKAGE)-dev.ver
+
+archive:
+	@echo " * Creation of the archives"
+	@tar cf $(PACKAGE)-bin.tar $(PACKAGE)-bin
+	@bzip2 -9 $(PACKAGE)-bin.tar
+	@tar cf $(PACKAGE)-dev.tar $(PACKAGE)-dev
+	@bzip2 -9 $(PACKAGE)-dev.tar
+
+clean:
+	@echo " * Cleaning"
+	@rm -rf $(PACKAGE)*
+
+help:
+	@echo
+	@echo "To create the archives, type:"
+	@echo " make"
+	@echo
+	@echo "To remove everything, type:"
+	@echo " make clean"
+	@echo
--- a/scripts/png32ce.def
+++ b/scripts/png32ce.def
@@ -0,0 +1,245 @@
+;------------------------------------------
+; LIBPNG module definition file for Windows
+;------------------------------------------
+
+LIBRARY lpngce
+
+EXPORTS
+;Version 1.2.41beta15
+  png_build_grayscale_palette  @1
+  png_check_sig        @2
+  png_chunk_error      @3
+  png_chunk_warning      @4
+;  png_convert_from_struct_tm   @5
+;  png_convert_from_time_t    @6
+  png_create_info_struct     @7
+  png_create_read_struct     @8
+  png_create_write_struct    @9
+  png_data_freer    @10
+  png_destroy_info_struct  @11
+  png_destroy_read_struct  @12
+  png_destroy_write_struct  @13
+  png_error    @14
+  png_free      @15
+  png_free_data    @16
+  png_get_IHDR    @17
+  png_get_PLTE    @18
+  png_get_bKGD    @19
+  png_get_bit_depth    @20
+  png_get_cHRM    @21
+  png_get_cHRM_fixed  @22
+  png_get_channels    @23
+  png_get_color_type  @24
+  png_get_compression_buffer_size  @25
+  png_get_compression_type  @26
+  png_get_copyright    @27
+  png_get_error_ptr    @28
+  png_get_filter_type  @29
+  png_get_gAMA    @30
+  png_get_gAMA_fixed  @31
+  png_get_hIST    @32
+  png_get_header_ver  @33
+  png_get_header_version  @34
+  png_get_iCCP    @35
+  png_get_image_height  @36
+  png_get_image_width  @37
+  png_get_interlace_type  @38
+  png_get_io_ptr    @39
+  png_get_libpng_ver  @40
+  png_get_oFFs    @41
+  png_get_pCAL    @42
+  png_get_pHYs    @43
+  png_get_pixel_aspect_ratio  @44
+  png_get_pixels_per_meter  @45
+  png_get_progressive_ptr  @46
+  png_get_rgb_to_gray_status  @47
+  png_get_rowbytes    @48
+  png_get_rows    @49
+  png_get_sBIT    @50
+  png_get_sCAL    @51
+  png_get_sPLT    @52
+  png_get_sRGB    @53
+  png_get_signature    @54
+  png_get_tIME    @55
+  png_get_tRNS    @56
+  png_get_text    @57
+  png_get_unknown_chunks  @58
+  png_get_user_chunk_ptr  @59
+  png_get_user_transform_ptr  @60
+  png_get_valid    @61
+  png_get_x_offset_microns  @62
+  png_get_x_offset_pixels  @63
+  png_get_x_pixels_per_meter  @64
+  png_get_y_offset_microns  @65
+  png_get_y_offset_pixels  @66
+  png_get_y_pixels_per_meter  @67
+  png_malloc    @68
+  png_memcpy_check    @69
+  png_memset_check    @70
+  png_permit_empty_plte  @71
+  png_process_data    @72
+  png_progressive_combine_row  @73
+  png_read_end    @74
+  png_read_image    @75
+  png_read_info    @76
+; png_read_init is deprecated
+  png_read_init    @77
+  png_read_png    @78
+  png_read_row    @79
+  png_read_rows    @80
+  png_read_update_info  @81
+  png_reset_zstream    @82
+  png_set_IHDR    @83
+  png_set_PLTE    @84
+  png_set_bKGD    @85
+  png_set_background  @86
+  png_set_bgr    @87
+  png_set_cHRM    @88
+  png_set_cHRM_fixed  @89
+  png_set_compression_buffer_size  @90
+  png_set_compression_level  @91
+  png_set_compression_mem_level  @92
+  png_set_compression_method  @93
+  png_set_compression_strategy  @94
+  png_set_compression_window_bits  @95
+  png_set_crc_action  @96
+  png_set_dither    @97
+  png_set_error_fn    @98
+  png_set_expand    @99
+  png_set_filler    @100
+  png_set_filter    @101
+  png_set_filter_heuristics  @102
+  png_set_flush    @103
+  png_set_gAMA    @104
+  png_set_gAMA_fixed  @105
+  png_set_gamma    @106
+  png_set_gray_1_2_4_to_8  @107 ; deprecated
+  png_set_gray_to_rgb  @108
+  png_set_hIST    @109
+  png_set_iCCP    @110
+  png_set_interlace_handling  @111
+  png_set_invert_alpha  @112
+  png_set_invert_mono  @113
+  png_set_keep_unknown_chunks  @114
+  png_set_oFFs    @115
+  png_set_pCAL    @116
+  png_set_pHYs    @117
+  png_set_packing    @118
+  png_set_packswap    @119
+  png_set_palette_to_rgb  @120
+  png_set_progressive_read_fn  @121
+  png_set_read_fn    @122
+  png_set_read_status_fn  @123
+  png_set_read_user_chunk_fn  @124
+  png_set_read_user_transform_fn  @125
+  png_set_rgb_to_gray  @126
+  png_set_rgb_to_gray_fixed  @127
+  png_set_rows    @128
+  png_set_sBIT    @129
+  png_set_sCAL    @130
+  png_set_sPLT    @131
+  png_set_sRGB    @132
+  png_set_sRGB_gAMA_and_cHRM  @133
+  png_set_shift    @134
+  png_set_sig_bytes    @135
+  png_set_strip_16    @136
+  png_set_strip_alpha  @137
+  png_set_swap    @138
+  png_set_swap_alpha  @139
+  png_set_tIME    @140
+  png_set_tRNS    @141
+  png_set_tRNS_to_alpha  @142
+  png_set_text    @143
+  png_set_unknown_chunk_location  @144
+  png_set_unknown_chunks  @145
+  png_set_user_transform_info  @146
+  png_set_write_fn    @147
+  png_set_write_status_fn  @148
+  png_set_write_user_transform_fn  @149
+  png_sig_cmp    @150
+  png_start_read_image  @151
+  png_warning    @152
+  png_write_chunk    @153
+  png_write_chunk_data  @154
+  png_write_chunk_end  @155
+  png_write_chunk_start  @156
+  png_write_end    @157
+  png_write_flush    @158
+  png_write_image    @159
+  png_write_info    @160
+  png_write_info_before_PLTE  @161
+; png_write_init is deprecated
+  png_write_init    @162
+  png_write_png    @163
+  png_write_row    @164
+  png_write_rows    @165
+; png_read_init_2 and png_write_init_2 are deprecated.
+  png_read_init_2    @166
+  png_write_init_2    @167
+  png_access_version_number  @168
+;  png_sig_bytes    @169
+;  png_libpng_ver    @170
+  png_init_io    @171
+  png_convert_to_rfc1123     @172
+  png_set_invalid  @173
+; Added at version 1.0.12
+; For compatiblity with 1.0.7-1.0.11
+  png_info_init @174
+  png_read_init_3    @175
+  png_write_init_3    @176
+  png_info_init_3 @177
+  png_destroy_struct  @178
+; Added at version 1.2.0
+; For use with PNG_USER_MEM_SUPPORTED
+; png_destroy_struct_2  @179
+; png_create_read_struct_2 @180
+; png_create_write_struct_2 @181
+; png_malloc_default @182
+; png_free_default @183
+; MNG features
+; png_permit_mng_features  @184
+; MMX support
+; png_mmx_support  @185
+; png_get_mmx_flagmask  @186
+; png_get_asm_flagmask  @187
+; png_get_asm_flags  @188
+; png_get_mmx_bitdepth_threshold  @189
+; png_get_mmx_rowbytes_threshold  @190
+; png_set_asm_flags  @191
+; png_init_mmx_flags  @192
+; Strip error numbers
+; png_set_strip_error_numbers @193
+; Added at version 1.2.2
+  png_handle_as_unknown @179
+  png_zalloc @180
+  png_zfree @181
+; png_handle_as_unknown @194
+; png_zalloc @195
+; png_zfree @196
+; Added at version 1.2.6
+  png_malloc_warn @195
+  png_get_user_height_max @196
+  png_get_user_width_max @197
+  png_set_user_limits @198
+; Added at version 1.2.7
+  png_set_add_alpha @199
+; Added at version 1.2.9
+  png_get_uint_32 @200
+  png_save_uint_32 @201
+  png_get_uint_16 @202
+  png_save_uint_16 @203
+  png_get_int_32 @204
+  png_save_int_32 @205
+  png_get_uint_31 @206
+  png_set_expand_gray_1_2_4_to_8  @207
+; Added at version 1.2.41
+  png_write_sig @208
+  png_benign_error @209
+  png_benign_chunk_error @210
+  png_set_benign_error @211
+  png_get_io_chunk_name @212
+  png_get_io_state @213
+  png_set_premultiply_alpha @214
+  png_get_chunk_cache_max @215
+  png_set_chunk_cache_max @216
+  png_check_cHRM_fixed @217
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------

-; Version 1.2.41beta09
+; Version 1.2.41beta15

 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
@@ -222,6 +222,7 @@ EXPORTS
  png_save_int_32
  png_get_uint_31
  png_set_expand_gray_1_2_4_to_8
+
 ; Added at version 1.2.41
  png_write_sig
  png_benign_error
@@ -233,7 +234,6 @@ EXPORTS
  png_get_chunk_cache_max
  png_set_chunk_cache_max
  png_check_cHRM_fixed
-  png_calloc

 ; These are not present when libpng is compiled with PNG_NO_GLOBAL_ARRAYS
  png_pass_start
--- a/scripts/pngw32.def
+++ b/scripts/pngw32.def
@@ -5,7 +5,7 @@
 LIBRARY

 EXPORTS
-;Version 1.2.41beta09
+;Version 1.2.41beta15
  png_build_grayscale_palette  @1
  png_check_sig        @2
  png_chunk_error      @3
@@ -238,14 +238,13 @@ EXPORTS
  png_get_uint_31 @206
  png_set_expand_gray_1_2_4_to_8  @207
 ; Added at version 1.2.41
-  png_write_sig @207
-  png_benign_error @208
-  png_benign_chunk_error @209
-  png_set_benign_error @210
-  png_get_io_chunk_name @211
-  png_get_io_state @212
-  png_set_premultiply_alpha @213
-  png_get_chunk_cache_max @214
-  png_set_chunk_cache_max @215
-  png_check_cHRM_fixed @216
-  png_calloc @217
+  png_write_sig @208
+  png_benign_error @209
+  png_benign_chunk_error @210
+  png_set_benign_error @211
+  png_get_io_chunk_name @212
+  png_get_io_state @213
+  png_set_premultiply_alpha @214
+  png_get_chunk_cache_max @215
+  png_set_chunk_cache_max @216
+  png_check_cHRM_fixed @217
--- a/scripts/smakefile.ppc
+++ b/scripts/smakefile.ppc
@@ -1,7 +1,7 @@
 # Amiga powerUP (TM) Makefile
 # makefile for libpng and SAS C V6.58/7.00 PPC compiler
 # Copyright (C) 1998 by Andreas R. Kleinert
-
+#
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h
Author	SHA1	Message	Date
Glenn Randers-Pehrson	5aabf5b8eb	[master] Imported from libpng-1.2.41beta15.tar	2009-11-08 19:31:21 -06:00
Glenn Randers-Pehrson	20e82ae2a2	[master] Added deprectated-use reporting ported from libpng-1.4.0	2009-11-08 19:18:45 -06:00
Glenn Randers-Pehrson	e890cb118c	[master] Bump to version bump-to-1.2.41beta15.tar	2009-11-08 17:05:27 -06:00
Glenn Randers-Pehrson	275d1aa94e	[master] Imported from libpng-1.2.41beta14.tar	2009-11-08 17:05:18 -06:00
Glenn Randers-Pehrson	f748fda0ed	[master] Reverted iTXt compatibility stuff from 1.2.41beta05, 1.2.41beta11, and 1.2.41beta12.	2009-11-08 16:51:11 -06:00
Glenn Randers-Pehrson	87480bf6d4	[master] Removed reference to png_calloc from scripts/*.def	2009-11-08 15:15:37 -06:00
Glenn Randers-Pehrson	bd6f1edea8	[master] Update png.h and pngconf.h to revert iTXt support.	2009-11-08 15:14:32 -06:00
Glenn Randers-Pehrson	ed4c9fc4e9	[master] Remove mention of empty pngpriv.h in CHANGES	2009-11-03 19:18:56 -06:00
Glenn Randers-Pehrson	8f8be84024	[master] Removed the empty pngpriv.h due to popular demand.	2009-11-03 19:13:59 -06:00
Glenn Randers-Pehrson	ead562ed05	[master] Make PNG_CONVERT_tIME_SUPPORTED depend on PNG_WRITE_tIME_SUPPORTED	2009-11-03 12:28:14 -06:00
Glenn Randers-Pehrson	8cf8726c7c	[master] Make #define PNG_CONVERT_tIME_SUPPORTED depend on PNG_tIME_SUPPORTED	2009-11-03 11:42:47 -06:00
Glenn Randers-Pehrson	b83df4e711	[master] Added empty pngpriv.h file as an aid to migration to 1.4.x	2009-11-03 10:10:20 -06:00
Glenn Randers-Pehrson	7e64470a71	[master] Bump version to libpng-1.2.41beta14	2009-11-03 07:05:11 -06:00
Glenn Randers-Pehrson	fd3d717df5	[master] Imported from libpng-1.2.41beta13.tar	2009-11-03 06:53:07 -06:00
Glenn Randers-Pehrson	d4ebb803fa	[master] Added scripts/makefile.wce and scripts/png32ce.def to support WindowsCE.	2009-11-02 21:03:14 -06:00
Glenn Randers-Pehrson	5d276731e6	[master] Use the new PNG_CONVERT_tIME_SUPPORTED macro in pngwrite.c.	2009-11-02 11:35:26 -06:00
Glenn Randers-Pehrson	6dcfbc479d	[master] Added PNG_CONVERT_tIME_SUPPORTED macro.	2009-11-02 11:26:10 -06:00
Glenn Randers-Pehrson	d8bf20d9ac	[master] Updated scripts/pngw32.def and added CE support to ltmain.sh	2009-11-02 09:19:11 -06:00
Glenn Randers-Pehrson	38453101f0	[master] Bump version to 1.2.41beta13	2009-11-02 06:26:40 -06:00
Glenn Randers-Pehrson	8e46375186	[master] Free png_ptr->user_png_ver when destroying png_ptr.	2009-11-02 06:04:47 -06:00
Glenn Randers-Pehrson	c75d7fb32e	[master] Bump version to 1.2.41beta12	2009-11-02 05:54:39 -06:00
Glenn Randers-Pehrson	6e0cf087ad	[master] Imported from libpng-1.2.41beta11.tar	2009-11-01 21:46:17 -06:00
Glenn Randers-Pehrson	af9a41d770	[master] Store user's user_png_ver in new png_ptr->user_png_ver element. Revised iTXt support. To ensure binary compatibility with previous versions, the "lang" and "lang_key" members will be assumed to be omitted from versions prior to 1.2.41beta11 whenever there is a library mismatch.	2009-11-01 21:22:01 -06:00
Glenn Randers-Pehrson	d6dc43db7d	[master] Removed some dead code from pngconf.h (inside an #if 0/#endif block)	2009-11-01 16:41:09 -06:00
Glenn Randers-Pehrson	4c49647788	[master] Revise pngconf.h (iTXt handling) and avoid reference to time.h "tm" structure in png.h and pngwrite.c	2009-11-01 16:32:57 -06:00
Glenn Randers-Pehrson	3de7bde0e1	[master] Revised iTXt support and documentation	2009-11-01 08:47:04 -06:00
Glenn Randers-Pehrson	dc38e24fed	[master] Bump version to 1.2.41beta11	2009-10-31 23:29:58 -05:00
Glenn Randers-Pehrson	a61724c004	[master] Imported from libpng-1.2.41beta10.tar	2009-10-31 23:24:15 -05:00
Glenn Randers-Pehrson	29b738b4e6	[master] Enabled iTXt support by default. To ensure binary compatibility with previous versions, the "lang" and "lang_key" members will be assumed to be omitted from previous versions unless the current libpng version was built with PNG_iTXt_SUPPORTED (which is otherwise no longer necessary to gain iTXt support), as a signal that the user has been building previous versions with PNG_iTXt_SUPPORTED as well.	2009-10-31 23:20:11 -05:00
Glenn Randers-Pehrson	602d314ba0	[master] Bump version to libpng-1.2.41beta10	2009-10-31 21:43:03 -05:00