diff --git a/ANNOUNCE b/ANNOUNCE
index c8372af..614f636 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.4.0beta15 - November 17, 2006
+Libpng 1.4.0beta16 - November 17, 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.
@@ -9,27 +9,27 @@
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.4.0beta15.tar.gz
-   1.4.0beta15.tar.bz2
+   1.4.0beta16.tar.gz
+   1.4.0beta16.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   1.4.0beta15-no-config.tar.gz
-   1.4.0beta15-no-config.tar.bz2
+   1.4.0beta16-no-config.tar.gz
+   1.4.0beta16-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp140b15.zip
-   lp140b15.tar.bz2
+   lp140b16.zip
+   lp140b16.tar.bz2
 
 Other information:
 
-   1.4.0beta15-README.txt
-   1.4.0beta15-KNOWNBUGS.txt
-   1.4.0beta15-LICENSE.txt
-   1.4.0beta15-Y2K-compliance.txt
+   1.4.0beta16-README.txt
+   1.4.0beta16-KNOWNBUGS.txt
+   1.4.0beta16-LICENSE.txt
+   1.4.0beta16-Y2K-compliance.txt
 
 Changes since the last public release (1.2.10):
 
@@ -223,7 +223,11 @@
 version 1.4.0beta15 [November 17, 2006]
   Relocated two misplaced tests for NULL png_ptr.
   Built Makefile.in with automake-1.9.6 instead of 1.9.2.
-  Build configure with autoconf-2.60 instead of 2.59
+  Build configure with autoconf-2.60 instead of 2.59.
+  Add "install: all" in Makefile.am so "configure; make install" will work.
+
+version 1.4.0beta16 [November 17, 2006]
+  Added a typecast in png_zalloc().
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.
diff --git a/CHANGES b/CHANGES
index 7f3c9e8..7ba0818 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1727,6 +1727,10 @@
   Relocated two misplaced tests for NULL png_ptr.
   Built Makefile.in with automake-1.9.6 instead of 1.9.2.
   Build configure with autoconf-2.60 instead of 2.59
+  Add "install: all" in Makefile.am so "configure; make install" will work.
+
+version 1.4.0beta16 [November 17, 2006]
+  Added a typecast in png_zalloc().
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.
diff --git a/INSTALL b/INSTALL
index 6766c2a..647dbc1 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.4.0beta15 - November 17, 2006
+Installing libpng version 1.4.0beta16 - November 17, 2006
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -37,7 +37,7 @@
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.4.0beta15" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.4.0beta16" 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:
@@ -87,11 +87,11 @@
 
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng14.so.1.1.4.0beta15)
+                       gcc, creates libpng14.so.1.1.4.0beta16)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng14.so.1.1.4.0beta15)
+                       (gcc, creates libpng14.so.1.1.4.0beta16)
  makefile.gcmmx    =>  Linux/ELF makefile
-                       (gcc, creates libpng14.so.1.1.4.0beta15,
+                       (gcc, creates libpng14.so.1.1.4.0beta16,
                        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
@@ -114,12 +114,12 @@
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng14.so.1.1.4.0beta15)
+                       creates libpng14.so.1.1.4.0beta16)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng14.so.1.1.4.0beta15)
+                       creates libpng14.so.1.1.4.0beta16)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng14.so.1.1.4.0beta15)
+                       creates libpng14.so.1.1.4.0beta16)
  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 5045f18..40462c6 100644
--- a/KNOWNBUG
+++ b/KNOWNBUG
@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.4.0beta15
+Known bugs in libpng version 1.4.0beta16
 
 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 b3e8739..b435c40 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 1.4.0beta15, November 17, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.0beta16, November 17, 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
diff --git a/README b/README
index 56386d0..17e0e83 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.4.0beta15 - November 17, 2006 (shared library 14.0)
+README for libpng version 1.4.0beta16 - November 17, 2006 (shared library 14.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -184,11 +184,11 @@
        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 libpng14.so.1.1.4.0beta15)
+                            gcc, creates libpng14.so.1.1.4.0beta16)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng14.so.1.1.4.0beta15)
+                            (gcc, creates libpng14.so.1.1.4.0beta16)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng14.so.1.1.4.0beta15,
+                            (gcc, creates libpng14.so.1.1.4.0beta16,
                             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
@@ -210,12 +210,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng14.so.1.1.4.0beta15)
+                            (gcc, creates libpng14.so.1.1.4.0beta16)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng14.so.1.1.4.0beta15)
+                            (gcc, creates libpng14.so.1.1.4.0beta16)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng14.so.1.1.4.0beta15)
+                            (gcc, creates libpng14.so.1.1.4.0beta16)
        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/configure b/configure
index 9b204e0..6ec91bd 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.60 for libpng 1.4.0beta15
+# Generated by GNU Autoconf 2.60 for libpng 1.4.0beta16
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -713,8 +713,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.4.0beta15'
-PACKAGE_STRING='libpng 1.4.0beta15'
+PACKAGE_VERSION='1.4.0beta16'
+PACKAGE_STRING='libpng 1.4.0beta16'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 
 ac_unique_file="pngget.c"
@@ -1388,7 +1388,7 @@
   # 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 1.4.0beta15 to adapt to many kinds of systems.
+\`configure' configures libpng 1.4.0beta16 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1458,7 +1458,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.4.0beta15:";;
+     short | recursive ) echo "Configuration of libpng 1.4.0beta16:";;
    esac
   cat <<\_ACEOF
 
@@ -1567,7 +1567,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.4.0beta15
+libpng configure 1.4.0beta16
 generated by GNU Autoconf 2.60
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1581,7 +1581,7 @@
 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 1.4.0beta15, which was
+It was created by libpng $as_me 1.4.0beta16, which was
 generated by GNU Autoconf 2.60.  Invocation command line was
 
   $ $0 $@
@@ -2251,7 +2251,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.4.0beta15'
+ VERSION='1.4.0beta16'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2422,7 +2422,7 @@
 
 
 
-PNGLIB_VERSION=1.4.0beta15
+PNGLIB_VERSION=1.4.0beta16
 PNGLIB_MAJOR=14
 PNGLIB_MINOR=0
 
@@ -21845,7 +21845,7 @@
 # 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 1.4.0beta15, which was
+This file was extended by libpng $as_me 1.4.0beta16, which was
 generated by GNU Autoconf 2.60.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -21898,7 +21898,7 @@
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.4.0beta15
+libpng config.status 1.4.0beta16
 configured by $0, generated by GNU Autoconf 2.60,
   with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
diff --git a/configure.ac b/configure.ac
index e7ad187..f990ffe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.4.0beta15], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.4.0beta16], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.4.0beta15
+PNGLIB_VERSION=1.4.0beta16
 PNGLIB_MAJOR=14
 PNGLIB_MINOR=0
 
diff --git a/libpng.3 b/libpng.3
index 2a432fc..d745533 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
 .TH LIBPNG 3 "November 17, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta15
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta16
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -398,7 +398,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.0beta15 - November 17, 2006
+ libpng version 1.4.0beta16 - November 17, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -3321,7 +3321,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.0beta15 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.0beta16 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
@@ -3484,9 +3484,11 @@
  1.4.0beta1-6        14    10400  14.so.0.0[.0]
  1.2.11beta1-4       13    10210  12.so.0.10[.0]
  1.4.0beta7-8        14    10400  14.so.0.0[.0]
- 1.2.11              13    10211  12.so.0.10[.0]
- 1.2.12              13    10212  12.so.0.10[.0]
- 1.4.0beta9-15       14    10400  14.so.0.0[.0]
+ 1.2.11              13    10211  12.so.0.11[.0]
+ 1.2.12              13    10212  12.so.0.12[.0]
+ 1.4.0beta9-14       14    10400  14.so.0.0[.0]
+ 1.2.13              13    10213  12.so.0.13[.0]
+ 1.4.0beta15-16      14    10400  14.so.0.0[.0]
 
 Henceforth the source version will match the shared-library minor
 and patch numbers; the shared-library major version number will be
@@ -3542,7 +3544,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.0beta15 - November 17, 2006:
+Libpng version 1.4.0beta16 - November 17, 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).
 
@@ -3563,7 +3565,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.0beta15, November 17, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.0beta16, November 17, 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
diff --git a/libpng.txt b/libpng.txt
index ae830ba..d632a24 100644
--- a/libpng.txt
+++ b/libpng.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.0beta15 - November 17, 2006
+ libpng version 1.4.0beta16 - November 17, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -2923,7 +2923,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.0beta15 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.0beta16 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 05baf58..600eb8a 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
 .TH LIBPNGPF 3 "November 17, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta15
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.0beta16
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.c b/png.c
index 1f90c15..398ddfa 100644
--- a/png.c
+++ b/png.c
@@ -13,7 +13,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_0beta15 Your_png_h_is_not_version_1_4_0beta15;
+typedef version_1_4_0beta16 Your_png_h_is_not_version_1_4_0beta16;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -141,7 +141,7 @@
 png_zalloc(voidpf png_ptr, uInt items, uInt size)
 {
    voidpf ptr;
-   png_structp p = png_ptr;
+   png_structp p = (png_structp)png_ptr;
    png_uint_32 save_flags = p->flags;
    png_alloc_size_t num_bytes;
 
@@ -643,7 +643,7 @@
 png_get_copyright(png_structp png_ptr)
 {
    if (&png_ptr != NULL)  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.4.0beta15 - November 17, 2006\n\
+   return ((png_charp) "\n libpng version 1.4.0beta16 - November 17, 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 8a259b3..2a56c6a 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.0beta15 - November 17, 2006
+ * libpng version 1.4.0beta16 - November 17, 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 1.4.0beta15 - November 17, 2006: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.0beta16 - November 17, 2006: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -124,7 +124,9 @@
  *    1.4.0beta7-8            14    10400  14.so.0.0[.0]
  *    1.2.11                  13    10211  12.so.0.10[.0]
  *    1.2.12                  13    10212  12.so.0.10[.0]
- *    1.4.0beta9-15           14    10400  14.so.0.0[.0]
+ *    1.4.0beta9-14           14    10400  14.so.0.0[.0]
+ *    1.2.13                  13    10213  12.so.0.10[.0]
+ *    1.4.0beta15-16          14    10400  14.so.0.0[.0]
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -154,7 +156,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.4.0beta15, November 17, 2006, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.4.0beta16, November 17, 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:
@@ -272,7 +274,7 @@
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.4.0beta15 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.4.0beta16 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
@@ -328,9 +330,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.4.0beta15"
+#define PNG_LIBPNG_VER_STRING "1.4.0beta16"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.0beta15 - November 17, 2006 (header)\n"
+   " libpng version 1.4.0beta16 - November 17, 2006 (header)\n"
 
 #define PNG_LIBPNG_VER_SONUM   1
 #define PNG_LIBPNG_VER_DLLNUM  14
@@ -342,7 +344,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  15
+#define PNG_LIBPNG_VER_BUILD  16
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1337,7 +1339,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_4_0beta15;
+typedef png_structp version_1_4_0beta16;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index 9917433..1fe2a70 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.0beta15 - November 17, 2006
+ * libpng version 1.4.0beta16 - November 17, 2006
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2006 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngpriv.h b/pngpriv.h
index 978cc13..0c67f61 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.0beta15 - November 17, 2006
+ * libpng version 1.4.0beta16 - November 17, 2006
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2006 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngtest.c b/pngtest.c
index 113ccbc..e24e3e5 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1598,4 +1598,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_0beta15 your_png_h_is_not_version_1_4_0beta15;
+typedef version_1_4_0beta16 your_png_h_is_not_version_1_4_0beta16;
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 4f713f8..0525c7d 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -8,7 +8,7 @@
 
 # Modeled after libxml-config.
 
-version=1.4.0beta15
+version=1.4.0beta16
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index 544fecd..33015c0 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.4.0beta15
+Version: 1.4.0beta16
 Libs: -L${libdir} -lpng14
 Cflags: -I${includedir}
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index 0a88df6..92d88c7 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index 679ea3c..4c71b0d 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index bb77239..7484dbe 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -20,7 +20,7 @@
 
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index 297d87c..9ac616a 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.cygwin b/scripts/makefile.cygwin
index d339176..3d61de9 100644
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -65,7 +65,7 @@
 LIBNAME = libpng14
 PNGMAJ = 1
 CYGDLL = 14
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index 5e4e578..7a31430 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -19,7 +19,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index e75b959..3e29b09 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -5,7 +5,7 @@
 
 # Library name:
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng14
 
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index 6696d4b..51d1d7b 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.gcmmx b/scripts/makefile.gcmmx
index 691cd24..ada2da0 100644
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index 3da34f9..2d2feb8 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index 818a11b..86ccb70 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index 4ed9af7..8dde8e2 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index 95f9da7..9717b3e 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.mingw b/scripts/makefile.mingw
index b7eb96d..79af4e7 100644
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -62,7 +62,7 @@
 LIBNAME = libpng14
 PNGMAJ = 1
 MINGDLL = 14
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index f1cd740..d7e1b42 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -14,7 +14,7 @@
 
 LIB=	png14
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.0beta15
+SHLIB_MINOR=	1.4.0beta16
 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 3d1edb5..dec1b0e 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -13,7 +13,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.4.0beta15
+SHLIB_MINOR=	1.4.0beta16
 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 0dd37f9..28dee5a 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -8,7 +8,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.0beta15
+SHLIB_MINOR=	1.4.0beta16
 
 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 38dddb5..902f879 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index ca387d0..073f11a 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index eb11e88..0bd0812 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index 30ad23a..02c046a 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng14
 
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index 4eaadd0..42a3080 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 1
-PNGMIN = 1.4.0beta15
+PNGMIN = 1.4.0beta16
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 74b322f..02f97d8 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.4.0beta15
+; Version 1.4.0beta16
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngwin.def b/scripts/pngwin.def
index be24f53..e47685b 100644
--- a/scripts/pngwin.def
+++ b/scripts/pngwin.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.4.0beta15
+;Version 1.4.0beta16
   png_build_grayscale_palette
   png_chunk_error
   png_chunk_warning