Imported from libpng-1.2.15beta6.tar
diff --git a/ANNOUNCE b/ANNOUNCE
index 4842220..0c30bd7 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.2.15beta5 - December 8, 2006
+Libpng 1.2.15beta6 - December 14, 2006
 
 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.
@@ -9,32 +9,32 @@
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   libpng-1.2.15beta5.tar.gz
-   libpng-1.2.15beta5.tar.bz2
+   libpng-1.2.15beta6.tar.gz
+   libpng-1.2.15beta6.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   libpng-1.2.15beta5-no-config.tar.gz
-   libpng-1.2.15beta5-no-config.tar.bz2
+   libpng-1.2.15beta6-no-config.tar.gz
+   libpng-1.2.15beta6-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1215b05.zip
-   lp1215b05.tar.bz2
+   lp1215b06.zip
+   lp1215b06.tar.bz2
 
 Project files
 
-   libpng-1.2.15beta5-project-netware.zip
-   libpng-1.2.15beta5-project-wince.zip
+   libpng-1.2.15beta6-project-netware.zip
+   libpng-1.2.15beta6-project-wince.zip
 
 Other information:
 
-   libpng-1.2.15beta5-README.txt
-   libpng-1.2.15beta5-KNOWNBUGS.txt
-   libpng-1.2.15beta5-LICENSE.txt
-   libpng-1.2.15beta5-Y2K-compliance.txt
+   libpng-1.2.15beta6-README.txt
+   libpng-1.2.15beta6-KNOWNBUGS.txt
+   libpng-1.2.15beta6-LICENSE.txt
+   libpng-1.2.15beta6-Y2K-compliance.txt
 
 Changes since the last public release (1.2.14):
 
@@ -48,14 +48,17 @@
 version 1.2.15beta3 [December 4, 2006]
   Add "png_bytep" typecast to profile while calculating length in pngwutil.c
 
-version 1.2.15beta4 [November 7, 2006]
+version 1.2.15beta4 [December 7, 2006]
   Added scripts/CMakeLists.txt
   Changed PNG_NO_ASSEMBLER_CODE to PNG_NO_MMX_CODE in scripts, like 1.4.0beta
 
-version 1.2.15beta5 [December 8, 2006]
+version 1.2.15beta5 [December 7, 2996]
   Changed some instances of PNG_ASSEMBER_* to PNG_MMX_* in pnggccrd.c
   Revised scripts/CMakeLists.txt
 
+version 1.2.15beta6 [December 14, 2006]
+  Revised scripts/CMakeLists.txt and configure.ac
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit 
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/CHANGES b/CHANGES
index bda781d..0aac85e 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1654,10 +1654,13 @@
   Added scripts/CMakeLists.txt
   Changed PNG_NO_ASSEMBLER_CODE to PNG_NO_MMX_CODE in scripts, like 1.4.0beta
 
-version 1.2.15beta5 [December 8, 2006]
+version 1.2.15beta5 [December 7, 2006]
   Changed some instances of PNG_ASSEMBER_* to PNG_MMX_* in pnggccrd.c
   Revised scripts/CMakeLists.txt
 
+version 1.2.15beta6 [December 14, 2006]
+  Revised scripts/CMakeLists.txt and configure.ac
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/INSTALL b/INSTALL
index d4ffe7d..9aa826a 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.2.15beta5 - December 8, 2006
+Installing libpng version 1.2.15beta6 - December 14, 2006
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -44,7 +44,7 @@
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.2.15beta5" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.2.15beta6" 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:
@@ -101,11 +101,11 @@
  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.0.1.2.15beta5)
+                       gcc, creates libpng12.so.0.1.2.15beta6)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.15beta5)
+                       (gcc, creates libpng12.so.0.1.2.15beta6)
  makefile.gcmmx    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.15beta5,
+                       (gcc, creates libpng12.so.0.1.2.15beta6,
                        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
@@ -128,12 +128,12 @@
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng12.so.0.1.2.15beta5)
+                       creates libpng12.so.0.1.2.15beta6)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.15beta5)
+                       creates libpng12.so.0.1.2.15beta6)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng12.so.0.1.2.15beta5)
+                       creates libpng12.so.0.1.2.15beta6)
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
  makefile.64sunu   =>  Sun Ultra 64-bit makefile
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/KNOWNBUG b/KNOWNBUG
index 7bd510c..70d11fd 100644
--- a/KNOWNBUG
+++ b/KNOWNBUG
@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.2.15beta5
+Known bugs in libpng version 1.2.15beta6
 
 1. April 22, 2001: pnggccrd.c has been reported to crash on NetBSD when
    reading interlaced PNG files, when assembler code is enabled but running
diff --git a/LICENSE b/LICENSE
index ff5daab..e304364 100644
--- a/LICENSE
+++ b/LICENSE
@@ -8,7 +8,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.15beta5, December 8, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.15beta6, December 14, 2006, are
 Copyright (c) 2004, 2006 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
@@ -106,4 +106,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 8, 2006
+December 14, 2006
diff --git a/Makefile.am b/Makefile.am
index 3fe6253..74180f4 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -8,7 +8,7 @@
 # -version-number settings below so that the new values have
 # the correct major part (first field).
 
-PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@
+PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
 
 # libpng does not follow GNU file name conventions
 AUTOMAKE_OPTIONS = foreign
@@ -104,7 +104,7 @@
 
 libpng.vers: libpng.sym
 	rm -f $@ $@.new
-	$(ECHO) PNG@PNGLIB_MAJOR@_0 '{global:' > $@.new
+	$(ECHO) PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0 '{global:' > $@.new
 	$(SED) s/$$/\;/ libpng.sym >> $@.new
 	$(ECHO) 'local: *; };' >> $@.new
 	mv $@.new $@
diff --git a/Makefile.in b/Makefile.in
index a63ad63..63108be 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -266,7 +266,7 @@
 sharedstatedir = @sharedstatedir@
 sysconfdir = @sysconfdir@
 target_alias = @target_alias@
-PNGLIB_BASENAME = libpng@PNGLIB_MAJOR@
+PNGLIB_BASENAME = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
 
 # libpng does not follow GNU file name conventions
 AUTOMAKE_OPTIONS = foreign
@@ -1253,7 +1253,7 @@
 
 libpng.vers: libpng.sym
 	rm -f $@ $@.new
-	$(ECHO) PNG@PNGLIB_MAJOR@_0 '{global:' > $@.new
+	$(ECHO) PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0 '{global:' > $@.new
 	$(SED) s/$$/\;/ libpng.sym >> $@.new
 	$(ECHO) 'local: *; };' >> $@.new
 	mv $@.new $@
diff --git a/README b/README
index bde9309..cf9771e 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.2.15beta5 - December 8, 2006 (shared library 12.0)
+README for libpng version 1.2.15beta6 - December 14, 2006 (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.
@@ -190,11 +190,11 @@
        descrip.mms      =>  VMS makefile for MMS or MMK
        makefile.std     =>  Generic UNIX makefile (cc, creates static libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            gcc, creates libpng12.so.0.1.2.15beta5)
+                            gcc, creates libpng12.so.0.1.2.15beta6)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.15beta5)
+                            (gcc, creates libpng12.so.0.1.2.15beta6)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.15beta5,
+                            (gcc, creates libpng12.so.0.1.2.15beta6,
                             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
@@ -216,12 +216,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng12.so.0.1.2.15beta5)
+                            (gcc, creates libpng12.so.0.1.2.15beta6)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng12.so.0.1.2.15beta5)
+                            (gcc, creates libpng12.so.0.1.2.15beta6)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng12.so.0.1.2.15beta5)
+                            (gcc, creates libpng12.so.0.1.2.15beta6)
        makefile.32sunu  =>  Sun Ultra 32-bit makefile
        makefile.64sunu  =>  Sun Ultra 64-bit makefile
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/Y2KINFO b/Y2KINFO
index be89d37..255bff7 100644
--- a/Y2KINFO
+++ b/Y2KINFO
@@ -1,13 +1,13 @@
    Y2K compliance in libpng:
    =========================
 
-      December 8, 2006
+      December 14, 2006
 
       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 1.2.15beta5 are Y2K compliant.  It is my belief that earlier
+      upward through 1.2.15beta6 are Y2K compliant.  It is my belief that earlier
       versions were also Y2K compliant.
 
       Libpng only has three year fields.  One is a 2-byte unsigned integer
diff --git a/config.h.in b/config.h.in
index 89c260d..9c0c877 100644
--- a/config.h.in
+++ b/config.h.in
@@ -12,10 +12,6 @@
 /* Define to 1 if you have the `z' library (-lz). */
 #undef HAVE_LIBZ
 
-/* Define to 1 if your system has a GNU libc compatible `malloc' function, and
-   to 0 otherwise. */
-#undef HAVE_MALLOC
-
 /* Define to 1 if you have the <malloc.h> header file. */
 #undef HAVE_MALLOC_H
 
@@ -79,8 +75,5 @@
 /* Define to empty if `const' does not conform to ANSI C. */
 #undef const
 
-/* Define to rpl_malloc if the replacement function should be used. */
-#undef malloc
-
-/* Define to `unsigned' if <sys/types.h> does not define. */
+/* Define to `unsigned int' if <sys/types.h> does not define. */
 #undef size_t
diff --git a/configure b/configure
index 56962b1..3d43916 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.61 for libpng 1.2.15beta5.
+# Generated by GNU Autoconf 2.61 for libpng 1.2.15beta6.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -728,8 +728,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.2.15beta5'
-PACKAGE_STRING='libpng 1.2.15beta5'
+PACKAGE_VERSION='1.2.15beta6'
+PACKAGE_STRING='libpng 1.2.15beta6'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 
 ac_unique_file="pngget.c"
@@ -1404,7 +1404,7 @@
   # 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 1.2.15beta5 to adapt to many kinds of systems.
+\`configure' configures libpng 1.2.15beta6 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1474,7 +1474,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.2.15beta5:";;
+     short | recursive ) echo "Configuration of libpng 1.2.15beta6:";;
    esac
   cat <<\_ACEOF
 
@@ -1584,7 +1584,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.2.15beta5
+libpng configure 1.2.15beta6
 generated by GNU Autoconf 2.61
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1598,7 +1598,7 @@
 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 1.2.15beta5, which was
+It was created by libpng $as_me 1.2.15beta6, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   $ $0 $@
@@ -2268,7 +2268,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.2.15beta5'
+ VERSION='1.2.15beta6'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2439,9 +2439,9 @@
 
 
 
-PNGLIB_VERSION=1.2.15beta5
-PNGLIB_MAJOR=12
-PNGLIB_MINOR=15
+PNGLIB_VERSION=1.2.15beta6
+PNGLIB_MAJOR=1
+PNGLIB_MINOR=2
 
 
 
@@ -21116,7 +21116,7 @@
 # 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 1.2.15beta5, which was
+This file was extended by libpng $as_me 1.2.15beta6, which was
 generated by GNU Autoconf 2.61.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -21169,7 +21169,7 @@
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.2.15beta5
+libpng config.status 1.2.15beta6
 configured by $0, generated by GNU Autoconf 2.61,
   with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
diff --git a/configure.ac b/configure.ac
index d006f81..786ddf5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,14 +18,14 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.2.15beta5], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.2.15beta6], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.2.15beta5
-PNGLIB_MAJOR=12
-PNGLIB_MINOR=15
+PNGLIB_VERSION=1.2.15beta6
+PNGLIB_MAJOR=1
+PNGLIB_MINOR=2
 
 dnl End of version number stuff
 
diff --git a/libpng.3 b/libpng.3
index 045ba2e..d888cd4 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "December 8, 2006"
+.TH LIBPNG 3 "December 14, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.15beta5
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.15beta6
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -410,7 +410,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.15beta5 - December 8, 2006
+ libpng version 1.2.15beta6 - December 14, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -3327,13 +3327,13 @@
 
 .SH IX. Y2K Compliance in libpng
 
-December 8, 2006
+December 14, 2006
 
 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 1.2.15beta5 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.15beta6 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
@@ -3506,7 +3506,7 @@
  1.2.14beta1-2       13    10214  12.so.0.14[.0]
  1.0.22rc1           10    10022  10.so.0.22[.0]
  1.2.14rc1           13    10214  12.so.0.14[.0]
- 1.2.15beta1-5       13    10215  12.so.0.15[.0]
+ 1.2.15beta1-6       13    10215  12.so.0.15[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -3562,7 +3562,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.2.15beta5 - December 8, 2006:
+Libpng version 1.2.15beta6 - December 14, 2006:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -3583,7 +3583,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.15beta5, December 8, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.15beta6, December 14, 2006, are
 Copyright (c) 2004-2006 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
@@ -3682,7 +3682,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 8, 2006
+December 14, 2006
 
 .\" end of man page
 
diff --git a/libpng.txt b/libpng.txt
index e2e68a6..60e6e64 100644
--- a/libpng.txt
+++ b/libpng.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.15beta5 - December 8, 2006
+ libpng version 1.2.15beta6 - December 14, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -2917,13 +2917,13 @@
 
 IX. Y2K Compliance in libpng
 
-December 8, 2006
+December 14, 2006
 
 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 1.2.15beta5 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.15beta6 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
diff --git a/libpngpf.3 b/libpngpf.3
index 459c130..9148061 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "December 8, 2006"
+.TH LIBPNGPF 3 "December 14, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.15beta5
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.15beta6
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.5 b/png.5
index 3ff0749..4aac01e 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "December 8, 2006"
+.TH PNG 5 "December 14, 2006"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 88b10e7..ab97bc2 100644
--- a/png.c
+++ b/png.c
@@ -13,7 +13,7 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_15beta5 Your_png_h_is_not_version_1_2_15beta5;
+typedef version_1_2_15beta6 Your_png_h_is_not_version_1_2_15beta6;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -701,7 +701,7 @@
 png_get_copyright(png_structp png_ptr)
 {
    if (&png_ptr != NULL)  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.2.15beta5 - December 8, 2006\n\
+   return ((png_charp) "\n libpng version 1.2.15beta6 - December 14, 2006\n\
    Copyright (c) 1998-2006 Glenn Randers-Pehrson\n\
    Copyright (c) 1996-1997 Andreas Dilger\n\
    Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.\n");
diff --git a/png.h b/png.h
index ef290b7..5738d16 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.15beta5 - December 8, 2006
+ * libpng version 1.2.15beta6 - December 14, 2006
  * Copyright (c) 1998-2006 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.)
@@ -9,7 +9,7 @@
  * 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 1.2.15beta5 - December 8, 2006: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.15beta6 - December 14, 2006: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -134,7 +134,7 @@
  *    1.2.14rc1               13    10214  12.so.0.14[.0]
  *    1.0.22                  10    10022  10.so.0.22[.0]
  *    1.2.14                  13    10214  12.so.0.14[.0]
- *    1.2.15beta1-5           13    10215  12.so.0.15[.0]
+ *    1.2.15beta1-6           13    10215  12.so.0.15[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -164,7 +164,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.15beta5, December 8, 2006, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.15beta6, December 14, 2006, are
  * Copyright (c) 2004, 2006 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:
@@ -276,13 +276,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    December 8, 2006
+ *    December 14, 2006
  *
  *    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 1.2.15beta5 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.15beta6 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
@@ -338,9 +338,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.15beta5"
+#define PNG_LIBPNG_VER_STRING "1.2.15beta6"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.15beta5 - December 8, 2006 (header)\n"
+   " libpng version 1.2.15beta6 - December 14, 2006 (header)\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -352,7 +352,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  5
+#define PNG_LIBPNG_VER_BUILD  6
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1386,7 +1386,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_2_15beta5;
+typedef png_structp version_1_2_15beta6;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index 3f64fa2..0b02194 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.2.15beta5 - December 8, 2006
+ * libpng version 1.2.15beta6 - December 14, 2006
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2005 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngtest.c b/pngtest.c
index a46b010..790a1ec 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1549,4 +1549,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_15beta5 your_png_h_is_not_version_1_2_15beta5;
+typedef version_1_2_15beta6 your_png_h_is_not_version_1_2_15beta6;
diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
index 0d8e3d0..9f93bbd 100644
--- a/scripts/CMakeLists.txt
+++ b/scripts/CMakeLists.txt
@@ -1,147 +1,193 @@
-project(libpng)
+project(PNG)
 
-SET(PNG_VER_MAJOR 1)
-SET(PNG_VER_MINOR 2)
-SET(PNG_VER_PATCH 15)
+set(PNGLIB_MAJOR 1)
+set(PNGLIB_MINOR 2)
+set(PNGLIB_RELEASE 15)
+set(PNGLIB_NAME libpng${PNGLIB_MAJOR}${PNGLIB_MINOR})
+set(PNGLIB_VERSION ${PNGLIB_MAJOR}.${PNGLIB_MINOR}.${PNGLIB_RELEASE})
 
 # needed packages
 find_package(ZLIB REQUIRED)
+if(NOT WIN32)
+ find_library(M_LIBRARY
+     NAMES m
+     PATHS /usr/lib /usr/local/lib
+ )
+ if(NOT M_LIBRARY)
+   message(STATUS "math library 'libm' not found - floating point support disabled")
+ endif(NOT M_LIBRARY)
+else(NOT WIN32)
+ # not needed on windows
+ set(M_LIBRARY "")
+endif(NOT WIN32)
 
 
-# command line options
+# COMMAND LINE OPTIONS
 option(PNG_SHARED "Build shared lib" YES)
 option(PNG_TESTS  "Build pngtest" YES)
+option(PNG_NO_CONSOLE_IO "FIXME" YES)
+option(PNG_NO_STDIO      "FIXME" YES)
+option(PNG_DEBUG         "Build with debug output" YES)
+option(PNGARG            "FIXME" YES)
 #TODO:
-# PNG_NO_CONSOLE_IO
-# PNG_NO_STDIO
 # PNG_CONSOLE_IO_SUPPORTED
-# PNGARG
-# some others :)
 
+# maybe needs improving, but currently I don't know when we can enable what :)
 set(png_asm_tmp "OFF")
 if(NOT WIN32)
-  find_program(uname_executable NAMES uname PATHS /bin /usr/bin /usr/local/bin)
-  if(uname_executable)
-    EXEC_PROGRAM(${uname_executable} ARGS --machine OUTPUT_VARIABLE uname_output)
-    if("uname_output" MATCHES "^.*i[1-9]86.*$")
-       set(png_asm_tmp "ON")
-    else("uname_output" MATCHES "^.*i[1-9]86.*$")
-       set(png_asm_tmp "OFF")
-    endif("uname_output" MATCHES "^.*i[1-9]86.*$")
-  endif(uname_executable)
+ find_program(uname_executable NAMES uname PATHS /bin /usr/bin /usr/local/bin)
+ if(uname_executable)
+   EXEC_PROGRAM(${uname_executable} ARGS --machine OUTPUT_VARIABLE uname_output)
+   if("uname_output" MATCHES "^.*i[1-9]86.*$")
+      set(png_asm_tmp "ON")
+   else("uname_output" MATCHES "^.*i[1-9]86.*$")
+      set(png_asm_tmp "OFF")
+   endif("uname_output" MATCHES "^.*i[1-9]86.*$")
+ endif(uname_executable)
 endif(NOT WIN32)
 
 option(PNG_MMX "Use MMX assembler code (x86 only)" ${png_asm_tmp})
 
-
+# SET LIBNAME
 # msvc does not append 'lib' - do it here to have consistent name
 if(MSVC)
-  set(PNG_LIB_NAME lib)
+ set(PNG_LIB_NAME lib)
 endif(MSVC)
-#set(PNG_LIB_NAME ${PNG_LIB_NAME}png-${PNG_VER_MAJOR}.${PNG_VER_MINOR})
-set(PNG_LIB_NAME ${PNG_LIB_NAME}png)
+set(PNG_LIB_NAME ${PNG_LIB_NAME}png${PNGLIB_MAJOR}${PNGLIB_MINOR})
 
 # to distinguish between debug and release lib
 set(CMAKE_DEBUG_POSTFIX "d")
 
 # append _static to static lib
 if(NOT PNG_SHARED)
-  set(PNG_LIB_NAME ${PNG_LIB_NAME}_static)
+ set(PNG_LIB_NAME ${PNG_LIB_NAME}_static)
 endif(NOT PNG_SHARED)
 
 
-# our sources
+# OUR SOURCES
 set(libpng_sources
-  png.h
-  pngconf.h
-  png.c
-  pngerror.c
-  pngget.c
-  pngmem.c
-  pngpread.c
-  pngread.c
-  pngrio.c
-  pngrtran.c
-  pngrutil.c
-  pngset.c
-  pngtrans.c
-  pngwio.c
-  pngwrite.c
-  pngwtran.c
-  pngwutil.c
+ png.h
+ pngconf.h
+ png.c
+ pngerror.c
+ pngget.c
+ pngmem.c
+ pngpread.c
+ pngread.c
+ pngrio.c
+ pngrtran.c
+ pngrutil.c
+ pngset.c
+ pngtrans.c
+ pngwio.c
+ pngwrite.c
+ pngwtran.c
+ pngwutil.c
 )
 set(pngtest_sources
-        pngtest.c
+       pngtest.c
 )
 
 
-# Some needed definitions
+# SOME NEEDED DEFINITIONS
 add_definitions(-DZLIB_DLL)
 
 if(MSVC)
-  add_definitions(-DPNG_USE_PNGVCRD -DPNG_NO_MODULEDEF -D_CRT_SECURE_NO_DEPRECATE)
-  set(libpng_sources ${libpng_sources}
-          pngvcrd.c
-  )
+ add_definitions(-DPNG_USE_PNGVCRD -DPNG_NO_MODULEDEF -D_CRT_SECURE_NO_DEPRECATE)
+ set(libpng_sources ${libpng_sources}
+         pngvcrd.c
+ )
 else(MSVC)
-  add_definitions(-DPNG_USE_PNGGCCRD -DPNG_USE_GLOBAL_ARRAYS)
-  set(libpng_sources ${libpng_sources}
-          pnggccrd.c
-  )
+ add_definitions(-DPNG_USE_PNGGCCRD)
+ set(libpng_sources ${libpng_sources}
+         pnggccrd.c
+ )
 endif(MSVC)
 
-if(NOT PNG_MMX)
-  add_definitions(-DPNG_NO_MMX_CODE)
-endif(NOT PNG_MMX)
+if(NOT MSVC)
+ if(NOT PNG_MMX)
+   add_definitions(-DLIBPNG_NO_MMX)
+ endif(NOT PNG_MMX)
+else(NOT MSVC)
+ # maybe add this to pngconf.h ?
+ add_definitions(-DPNG_MMX_CODE_SUPPORTED)
+endif(NOT MSVC)
 
-if(NOT WIN32)
-  find_library(M_LIBRARY
-      NAMES m
-      PATHS /usr/lib /usr/local/lib
-  )
-endif(NOT WIN32)
 
-# now build our target
-include_directories(${CMAKE_SOURCE_DIR} ${ZLIB_INCLUDE_DIR})
+if(PNG_CONSOLE_IO_SUPPORTED)
+ add_definitions(-DPNG_CONSOLE_IO_SUPPORTED)
+endif(PNG_CONSOLE_IO_SUPPORTED)
+
+if(PNG_NO_CONSOLE_IO)
+ add_definitions(-DPNG_NO_CONSOLE_IO)
+endif(PNG_NO_CONSOLE_IO)
+
+if(PNG_NO_STDIO)
+ add_definitions(-DPNG_NO_STDIO)
+endif(PNG_NO_STDIO)
+
+if(PNG_DEBUG)
+ add_definitions(-DPNG_DEBUG)
+endif(PNG_DEBUG)
+
+if(NOT M_LIBRARY)
+ add_definitions(-DPNG_NO_FLOATING_POINT_SUPPORTED)
+endif(NOT M_LIBRARY)
+
+# NOW BUILD OUR TARGET
+include_directories(${PNG_SOURCE_DIR} ${ZLIB_INCLUDE_DIR})
 
 if(PNG_SHARED)
-  add_library(${PNG_LIB_NAME} SHARED ${libpng_sources})
+ add_library(${PNG_LIB_NAME} SHARED ${libpng_sources})
 else(PNG_SHARED)
-  add_library(STATIC ${libpng_sources})
+ add_library(STATIC ${libpng_sources})
 endif(PNG_SHARED)
 
 target_link_libraries(${PNG_LIB_NAME} ${ZLIB_LIBRARY} ${M_LIBRARY})
 if(PNG_SHARED AND WIN32)
-  set_target_properties(${PNG_LIB_NAME} PROPERTIES DEFINE_SYMBOL PNG_BUILD_DLL)
+ set_target_properties(${PNG_LIB_NAME} PROPERTIES DEFINE_SYMBOL PNG_BUILD_DLL)
 endif(PNG_SHARED AND WIN32)
 
 if(PNG_TESTS)
 # does not work with msvc due to png_lib_ver issue
-  add_executable(pngtest ${pngtest_sources})
-  target_link_libraries(pngtest ${PNG_LIB_NAME})
-#  add_test(pngtest ${CMAKE_SOURCE_DIR}/pngtest.png)
+ add_executable(pngtest ${pngtest_sources})
+ target_link_libraries(pngtest ${PNG_LIB_NAME})
+#  add_test(pngtest ${PNG_SOURCE_DIR}/pngtest.png)
 endif(PNG_TESTS)
 
 
-# install
-install_targets(/bin ${PNG_LIB_NAME})
-install(FILES libpng.so libpng.a DESTINATION lib)
-install(FILES png.h pngconf.h DESTINATION include)
-install(FILES libpng.3 libpngpf.3 DESTINATION man/man3)
+# CREATE PKGCONFIG FILES
+# we use the same files like ./configure, so we have to set its vars
+set(prefix      ${CMAKE_INSTALL_PREFIX}/bin)
+set(exec_prefix ${CMAKE_INSTALL_PREFIX}/bin)
+set(libdir      ${CMAKE_INSTALL_PREFIX}/lib)
+set(includedir  ${CMAKE_INSTALL_PREFIX}/include)
+
+configure_file(${PNG_SOURCE_DIR}/scripts/libpng.pc.in ${PNG_BINARY_DIR}/libpng.pc)
+configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in ${PNG_BINARY_DIR}/libpng-config)
+configure_file(${PNG_SOURCE_DIR}/scripts/libpng.pc.in ${PNG_BINARY_DIR}/${PNGLIB_NAME}.pc)
+configure_file(${PNG_SOURCE_DIR}/scripts/libpng-config.in ${PNG_BINARY_DIR}/${PNGLIB_NAME}-config)
+
+# INSTALL
+install_targets(/lib ${PNG_LIB_NAME})
+install(FILES png.h pngconf.h                 DESTINATION include)
+install(FILES png.h pngconf.h                 DESTINATION include/${PNGLIB_NAME})
+install(FILES libpng.3 libpngpf.3             DESTINATION man/man3)
+install(FILES ${PNG_BINARY_DIR}/libpng.pc     DESTINATION lib/pkgconfig)
+install(FILES ${PNG_BINARY_DIR}/libpng-config DESTINATION bin)
+install(FILES ${PNG_BINARY_DIR}/${PNGLIB_NAME}.pc     DESTINATION lib/pkgconfig)
+install(FILES ${PNG_BINARY_DIR}/${PNGLIB_NAME}-config DESTINATION bin)
+
 # what's with libpng.txt and all the extra files?
 
 
-# uninstall
+# UNINSTALL
 # do we need this?
 
 
-# dist
+# DIST
 # do we need this?
 
 # to create msvc import lib for mingw compiled shared lib
 # pexports libpng.dll > libpng.def
 # lib /def:libpng.def /machine:x86
-
- 	  	 
-
- 	  	 
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 583ae61..e2be30a 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -8,7 +8,7 @@
 
 # Modeled after libxml-config.
 
-version=1.2.15beta5
+version=1.2.15beta6
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng-config.in b/scripts/libpng-config.in
index 3861aad..2c5f9cf 100755
--- a/scripts/libpng-config.in
+++ b/scripts/libpng-config.in
@@ -12,9 +12,9 @@
 prefix="@prefix@"
 exec_prefix="@exec_prefix@"
 libdir="@libdir@"
-includedir="@includedir@/libpng@PNGLIB_MAJOR@"
-libs="-lpng@PNGLIB_MAJOR@"
-all_libs="-lpng@PNGLIB_MAJOR@ -lz -lm"
+includedir="@includedir@/libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@"
+libs="-lpng@PNGLIB_MAJOR@@PNGLIB_MINOR@"
+all_libs="-lpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ -lz -lm"
 I_opts="-I${includedir}"
 L_opts="-L${libdir}"
 R_opts=""
diff --git a/scripts/libpng.pc-configure.in b/scripts/libpng.pc-configure.in
index d8226ce..7f4bc58 100644
--- a/scripts/libpng.pc-configure.in
+++ b/scripts/libpng.pc-configure.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.15beta5
+Version: 1.2.15beta6
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir} @LIBPNG_NO_MMX@
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index ae40cb8..b687f75 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.2.15beta5
+Version: 1.2.15beta6
 Libs: -L${libdir} -lpng12
 Cflags: -I${includedir}
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index 7e34c56..1ab78b7 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index 6a16e76..31e8f6c 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index 8fb1c57..db2203c 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -20,7 +20,7 @@
 
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index 560b508..8416f99 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.cygwin b/scripts/makefile.cygwin
index c14904c..7ebdfe9 100644
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -80,7 +80,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 CYGDLL = 12
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index a873391..8e32acc 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -19,7 +19,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index 2d97eed..e4678d9 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -5,7 +5,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index c183604..aba5a3b 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.gcmmx b/scripts/makefile.gcmmx
index 2bbcac7..e74a8fc 100644
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index 46023d3..c29cc1f 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index ab8ef84..0829307 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index d5aa451..16737f5 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index 08256be..fbf5bbf 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.mingw b/scripts/makefile.mingw
index c7e7df6..9ccd064 100644
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -76,7 +76,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 MINGDLL = 12
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index cfb4439..4fc4149 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -13,7 +13,7 @@
 
 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.15beta5
+SHLIB_MINOR=	1.2.15beta6
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.netbsd b/scripts/makefile.netbsd
index 956fad0..7e640a3 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -13,7 +13,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.15beta5
+SHLIB_MINOR=	1.2.15beta6
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index 19c3586..c94a8d7 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -7,7 +7,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.15beta5
+SHLIB_MINOR=	1.2.15beta6
 
 LIB=	png
 SRCS=	png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/makefile.sco b/scripts/makefile.sco
index af8b9d5..25de058 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index b61f553..0c56aae 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index 6683353..75da1c6 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index cf4f13f..80b069e 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index b879170..f69c54c 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.15beta5
+PNGMIN = 1.2.15beta6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 6812454..e3ee1b9 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.2.15beta5
+; Version 1.2.15beta6
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngw32.def b/scripts/pngw32.def
index 7c0bf2b..d2296fd 100644
--- a/scripts/pngw32.def
+++ b/scripts/pngw32.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.2.15beta5
+;Version 1.2.15beta6
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3