diff --git a/ANNOUNCE b/ANNOUNCE
index ba0c436..a3365d5 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.2.10rc2 - April 19, 2006
+Libpng 1.2.10rc3 - April 21, 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
 
-   1.2.10rc2.tar.gz
-   1.2.10rc2.tar.bz2
+   1.2.10rc3.tar.gz
+   1.2.10rc3.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   1.2.10rc2-no-config.tar.gz
-   1.2.10rc2-no-config.tar.bz2
+   1.2.10rc3-no-config.tar.gz
+   1.2.10rc3-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1210r02.zip
-   lp1210r02.tar.bz2
+   lp1210r03.zip
+   lp1210r03.tar.bz2
 
 Project files
 
-   1.2.10rc2-project-netware.zip
-   1.2.10rc2-project-wince.zip
+   1.2.10rc3-project-netware.zip
+   1.2.10rc3-project-wince.zip
 
 Other information:
 
-   1.2.10rc2-README.txt
-   1.2.10rc2-KNOWNBUGS.txt
-   1.2.10rc2-LICENSE.txt
-   1.2.10rc2-Y2K-compliance.txt
+   1.2.10rc3-README.txt
+   1.2.10rc3-KNOWNBUGS.txt
+   1.2.10rc3-LICENSE.txt
+   1.2.10rc3-Y2K-compliance.txt
 
 Changes since the last public release (1.2.9):
 
@@ -68,11 +68,16 @@
   Ensure pngconf.h doesn't define both PNG_USE_PNGGCCRD and PNG_USE_PNGVCRD
   Fixed "LN_FS" typo in makefile.sco and makefile.solaris.
 
-version 1.2.10rc2 [April 19, 2006]
+version 1.2.10rc2 [April 20, 2006]
   Added a backslash between -DPNG_CONFIGURE_LIBPNG and -DPNG_NO_ASSEMBLER_CODE
     in configure.ac
   Made the configure warning about versioned symbols less arrogant.
 
+version 1.2.10rc3 [April 21, 2006]
+  Added a note in libpng.txt that png_set_sig_bytes(8) can be used when
+    writing an embedded PNG without the 8-byte signature.
+  Revised makefiles and configure to avoid making links to libpng.so.*
+
 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 bf5adc1..03218e7 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1552,11 +1552,16 @@
   Ensure pngconf.h doesn't define both PNG_USE_PNGGCCRD and PNG_USE_PNGVCRD
   Fixed "LN_FS" typo in makefile.sco and makefile.solaris.
 
-version 1.2.10rc2 [April 19, 2006]
+version 1.2.10rc2 [April 20, 2006]
   Added a backslash between -DPNG_CONFIGURE_LIBPNG and -DPNG_NO_ASSEMBLER_CODE
    in configure.ac and configure
   Made the configure warning about versioned symbols less arrogant.
 
+version 1.2.10rc2 [April 21, 2006]
+  Added a note in libpng.txt that png_set_sig_bytes(8) can be used when
+    writing an embedded PNG without the 8-byte signature.
+  Revised makefiles and configure to avoid making links to libpng.so.*
+
 version 1.4.0beta1 [future]
   Enabled iTXt support (changes png_struct, thus requires so-number change).
   Removed deprecated functions png_read_init, png_write_init, png_info_init,
diff --git a/INSTALL b/INSTALL
index 0dbd37d..a95822e 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.2.10rc2 - April 19, 2006
+Installing libpng version 1.2.10rc3 - April 21, 2006
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -29,7 +29,7 @@
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.2.10rc2" or "lpng109" and "zlib-1.2.1"
+might be called "libpng-1.2.10rc3" 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:
@@ -85,11 +85,11 @@
 
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       gcc, creates libpng12.so.0.1.2.10rc2)
+                       gcc, creates libpng12.so.0.1.2.10rc3)
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.10rc2)
+                       (gcc, creates libpng12.so.0.1.2.10rc3)
  makefile.gcmmx    =>  Linux/ELF makefile
-                       (gcc, creates libpng12.so.0.1.2.10rc2,
+                       (gcc, creates libpng12.so.0.1.2.10rc3,
                        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
@@ -112,12 +112,12 @@
  makefile.openbsd  =>  OpenBSD makefile
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng12.so.0.1.2.10rc2)
+                       creates libpng12.so.0.1.2.10rc3)
  makefile.sunos    =>  Sun makefile
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng12.so.0.1.2.10rc2)
+                       creates libpng12.so.0.1.2.10rc3)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng12.so.0.1.2.10rc2)
+                       creates libpng12.so.0.1.2.10rc3)
  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 66e0dfa..4640c97 100644
--- a/KNOWNBUG
+++ b/KNOWNBUG
@@ -1,5 +1,5 @@
 
-Known bugs in libpng version 1.2.10rc2
+Known bugs in libpng version 1.2.10rc3
 
 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 fb2263d..7e2d4a9 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 1.2.10rc2, April 19, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.10rc3, April 21, 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
-April 19, 2006
+April 21, 2006
diff --git a/Makefile.am b/Makefile.am
index 00010fa..f9d18d2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -116,19 +116,16 @@
 	cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc
 	cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
 
-# do evil things to libpng to cause libpng12 to be used, if
-# the compat library is not being built do nothing.
+# do evil things to libpng to cause libpng12 to be used
 install-exec-hook:
 	cd $(DESTDIR)$(bindir); rm -f libpng-config
 	cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
-	@if test -n "@compatlib@"; then\
-		set -x;\
-		cd $(DESTDIR)$(libdir);\
-		for ext in a la so; do\
-			rm -f libpng.$$ext;\
-			$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
-		done;\
-	fi
+	@set -x;\
+	cd $(DESTDIR)$(libdir);\
+	for ext in a la so; do\
+		rm -f libpng.$$ext;\
+		$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
+	done
 
 uninstall-hook:
 	cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h
diff --git a/Makefile.in b/Makefile.in
index 405aa62..a18ad91 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1258,19 +1258,16 @@
 	cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc
 	cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
 
-# do evil things to libpng to cause libpng12 to be used, if
-# the compat library is not being built do nothing.
+# do evil things to libpng to cause libpng12 to be used
 install-exec-hook:
 	cd $(DESTDIR)$(bindir); rm -f libpng-config
 	cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
-	@if test -n "@compatlib@"; then\
-		set -x;\
-		cd $(DESTDIR)$(libdir);\
-		for ext in a la so; do\
-			rm -f libpng.$$ext;\
-			$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
-		done;\
-	fi
+	@set -x;\
+	cd $(DESTDIR)$(libdir);\
+	for ext in a la so; do\
+		rm -f libpng.$$ext;\
+		$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
+	done
 
 uninstall-hook:
 	cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h
diff --git a/README b/README
index d5d35bf..3f18144 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.2.10rc2 - April 19, 2006 (shared library 12.0)
+README for libpng version 1.2.10rc3 - April 21, 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.0.1.2.10rc2)
+                            gcc, creates libpng12.so.0.1.2.10rc3)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.10rc2)
+                            (gcc, creates libpng12.so.0.1.2.10rc3)
        makefile.gcmmx   =>  Linux/ELF makefile
-                            (gcc, creates libpng12.so.0.1.2.10rc2,
+                            (gcc, creates libpng12.so.0.1.2.10rc3,
                             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.0.1.2.10rc2)
+                            (gcc, creates libpng12.so.0.1.2.10rc3)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng12.so.0.1.2.10rc2)
+                            (gcc, creates libpng12.so.0.1.2.10rc3)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng12.so.0.1.2.10rc2)
+                            (gcc, creates libpng12.so.0.1.2.10rc3)
        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 6f1f9f3..783e526 100644
--- a/Y2KINFO
+++ b/Y2KINFO
@@ -1,13 +1,13 @@
    Y2K compliance in libpng:
    =========================
 
-      April 19, 2006
+      April 21, 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 1.2.10rc2 are Y2K compliant.  It is my belief that earlier
+      upward through 1.2.10rc3 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/configure b/configure
index f4cd2c4..b3baf63 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for libpng 1.2.10rc2.
+# Generated by GNU Autoconf 2.59 for libpng 1.2.10rc3.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -423,8 +423,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.2.10rc2'
-PACKAGE_STRING='libpng 1.2.10rc2'
+PACKAGE_VERSION='1.2.10rc3'
+PACKAGE_STRING='libpng 1.2.10rc3'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 
 ac_unique_file="pngget.c"
@@ -954,7 +954,7 @@
   # 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 1.2.10rc2 to adapt to many kinds of systems.
+\`configure' configures libpng 1.2.10rc3 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1020,7 +1020,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.2.10rc2:";;
+     short | recursive ) echo "Configuration of libpng 1.2.10rc3:";;
    esac
   cat <<\_ACEOF
 
@@ -1167,7 +1167,7 @@
 test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.2.10rc2
+libpng configure 1.2.10rc3
 generated by GNU Autoconf 2.59
 
 Copyright (C) 2003 Free Software Foundation, Inc.
@@ -1181,7 +1181,7 @@
 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 1.2.10rc2, which was
+It was created by libpng $as_me 1.2.10rc3, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   $ $0 $@
@@ -1824,7 +1824,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.2.10rc2'
+ VERSION='1.2.10rc3'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -1979,7 +1979,7 @@
 
 
 
-PNGLIB_VERSION=1.2.10rc2
+PNGLIB_VERSION=1.2.10rc3
 PNGLIB_MAJOR=12
 PNGLIB_MINOR=10
 
@@ -20268,13 +20268,13 @@
   withval="$with_libpng_compat"
   if test "${withval}" = no; then
 		compatlib=
-		{ echo "$as_me:$LINENO: libpng.so will not be built" >&5
-echo "$as_me: libpng.so will not be built" >&6;}
 	else
 		compatlib=libpng.la
+		{ echo "$as_me:$LINENO: libpng.so will be built" >&5
+echo "$as_me: libpng.so will be built" >&6;}
 	fi
 else
-  compatlib=libpng.la
+  compatlib=
 fi;
 
 
@@ -20681,7 +20681,7 @@
 } >&5
 cat >&5 <<_CSEOF
 
-This file was extended by libpng $as_me 1.2.10rc2, which was
+This file was extended by libpng $as_me 1.2.10rc3, which was
 generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -20744,7 +20744,7 @@
 
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
-libpng config.status 1.2.10rc2
+libpng config.status 1.2.10rc3
 configured by $0, generated by GNU Autoconf 2.59,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
diff --git a/configure.ac b/configure.ac
index caddff9..54ca1a8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,12 +18,12 @@
 
 dnl Version number stuff here:
 
-AC_INIT([libpng], [1.2.10rc2], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.2.10rc3], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
-PNGLIB_VERSION=1.2.10rc2
+PNGLIB_VERSION=1.2.10rc3
 PNGLIB_MAJOR=12
 PNGLIB_MINOR=10
 
@@ -121,11 +121,11 @@
 		[Generate the obsolete libpng.so library @<:@default=yes@:>@]),
 	[if test "${withval}" = no; then
 		compatlib=
-		AC_MSG_NOTICE([libpng.so will not be built])
 	else
 		compatlib=libpng.la
+		AC_MSG_NOTICE([libpng.so will be built])
 	fi],
-	[compatlib=libpng.la])
+	[compatlib=])
 AC_SUBST([compatlib])
 
 # Config files, substituting as above
diff --git a/libpng.3 b/libpng.3
index 903f62d..9f1c4b1 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "April 19, 2006"
+.TH LIBPNG 3 "April 21, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.10rc2
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.10rc3
 .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 1.2.10rc2 - April 19, 2006
+ libpng version 1.2.10rc3 - April 21, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -2011,6 +2011,14 @@
 
     png_init_io(png_ptr, fp);
 
+If you are embedding your PNG into a datastream such as MNG, and don't
+want libpng to write the 8-byte signature, or if you have already
+written the signature in your application, use
+
+    png_set_sig_bytes(png_ptr, 8);
+
+to inform libpng that it should not write a signature.
+
 .SS Write callbacks
 
 At this point, you can set up a callback function that will be
@@ -3319,13 +3327,13 @@
 
 .SH IX. Y2K Compliance in libpng
 
-April 19, 2006
+April 21, 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 1.2.10rc2 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.10rc3 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
@@ -3539,7 +3547,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.2.10rc2 - April 19, 2006:
+Libpng version 1.2.10rc3 - April 21, 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).
 
@@ -3560,7 +3568,7 @@
 If you modify libpng you may insert additional notices immediately following
 this sentence.
 
-libpng versions 1.2.6, August 15, 2004, through 1.2.10rc2, April 19, 2006, are
+libpng versions 1.2.6, August 15, 2004, through 1.2.10rc3, April 21, 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
@@ -3659,7 +3667,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-April 19, 2006
+April 21, 2006
 
 .\" end of man page
 
diff --git a/libpng.txt b/libpng.txt
index ac4df9b..672b7d1 100644
--- a/libpng.txt
+++ b/libpng.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.2.10rc2 - April 19, 2006
+ libpng version 1.2.10rc3 - April 21, 2006
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2005 Glenn Randers-Pehrson
@@ -1601,6 +1601,14 @@
 
     png_init_io(png_ptr, fp);
 
+If you are embedding your PNG into a datastream such as MNG, and don't
+want libpng to write the 8-byte signature, or if you have already
+written the signature in your application, use
+
+    png_set_sig_bytes(png_ptr, 8);
+
+to inform libpng that it should not write a signature.
+
 Write callbacks
 
 At this point, you can set up a callback function that will be
@@ -2909,13 +2917,13 @@
 
 IX. Y2K Compliance in libpng
 
-April 19, 2006
+April 21, 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 1.2.10rc2 are Y2K compliant.  It is my belief that earlier
+upward through 1.2.10rc3 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 bc25ba8..4c2f5a5 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "April 19, 2006"
+.TH LIBPNGPF 3 "April 21, 2006"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.2.10rc2
+libpng \- Portable Network Graphics (PNG) Reference Library 1.2.10rc3
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP
diff --git a/png.5 b/png.5
index 956836a..1110fe4 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "April 19, 2006"
+.TH PNG 5 "April 21, 2006"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index c72cc93..ef73998 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_10rc2 Your_png_h_is_not_version_1_2_10rc2;
+typedef version_1_2_10rc3 Your_png_h_is_not_version_1_2_10rc3;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
@@ -693,7 +693,7 @@
 png_get_copyright(png_structp png_ptr)
 {
    if (&png_ptr != NULL)  /* silence compiler warning about unused png_ptr */
-   return ((png_charp) "\n libpng version 1.2.10rc2 - April 19, 2006\n\
+   return ((png_charp) "\n libpng version 1.2.10rc3 - April 21, 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 2703718..fe9ec3c 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.10rc2 - April 19, 2006
+ * libpng version 1.2.10rc3 - April 21, 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 1.2.10rc2 - April 19, 2006: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.10rc3 - April 21, 2006: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -147,7 +147,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.10rc2, April 19, 2006, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.10rc3, April 21, 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:
@@ -259,13 +259,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    April 19, 2006
+ *    April 21, 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 1.2.10rc2 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.10rc3 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
@@ -321,9 +321,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.10rc2"
+#define PNG_LIBPNG_VER_STRING "1.2.10rc3"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.10rc2 - April 19, 2006 (header)\n"
+   " libpng version 1.2.10rc3 - April 21, 2006 (header)\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -335,7 +335,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  2
+#define PNG_LIBPNG_VER_BUILD  3
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -462,7 +462,7 @@
 PNG_EXPORT_VAR (const int FARDATA) png_pass_yinc[7];
 PNG_EXPORT_VAR (const int FARDATA) png_pass_mask[7];
 PNG_EXPORT_VAR (const int FARDATA) png_pass_dsp_mask[7];
-#ifdef PNG_HAVE_ASSEMBLER_COMBINE_ROW
+#ifdef PNG_USE_PNGGCCRD
 PNG_EXPORT_VAR (const int FARDATA) png_pass_width[7];
 #endif
 /* This isn't currently used.  If you need it, see png.c for more details.
@@ -1365,7 +1365,7 @@
 /* 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_10rc2;
+typedef png_structp version_1_2_10rc3;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index 71d721d..590777e 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.2.10rc2 - April 19, 2006
+ * libpng version 1.2.10rc3 - April 21, 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 e92b5a0..14dce4a 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_10rc2 your_png_h_is_not_version_1_2_10rc2;
+typedef version_1_2_10rc3 your_png_h_is_not_version_1_2_10rc3;
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index c2c8dd4..8feec73 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -8,7 +8,7 @@
 
 # Modeled after libxml-config.
 
-version=1.2.10rc2
+version=1.2.10rc3
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index b42eec1..64e10cc 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index fb7b62a..591caa7 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index 9de7410..79f4e9a 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -20,7 +20,7 @@
 
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 prefix=/usr/local
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index e1726e0..81e9951 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.cygwin b/scripts/makefile.cygwin
index e36ba86..03b3724 100644
--- a/scripts/makefile.cygwin
+++ b/scripts/makefile.cygwin
@@ -80,7 +80,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 CYGDLL = 12
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=cygpng$(CYGDLL).dll
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index 64adcfa..df333c3 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -19,7 +19,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index 515afad..c89729e 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -5,7 +5,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index 80e6e47..f605f38 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -12,7 +12,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.gcmmx b/scripts/makefile.gcmmx
index dd05c65..ded090a 100644
--- a/scripts/makefile.gcmmx
+++ b/scripts/makefile.gcmmx
@@ -16,7 +16,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index 5912766..fe52b10 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index 2416e64..a79ecfc 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index 52de550..8a3a3a9 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -18,7 +18,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index d73f90c..31458bd 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.mingw b/scripts/makefile.mingw
index fbf2beb..0b1c060 100644
--- a/scripts/makefile.mingw
+++ b/scripts/makefile.mingw
@@ -76,7 +76,7 @@
 LIBNAME = libpng12
 PNGMAJ = 0
 MINGDLL = 12
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 SHAREDLIB=libpng$(MINGDLL).dll
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 0b59d26..985ce33 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -13,7 +13,7 @@
 
 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.10rc2
+SHLIB_MINOR=	1.2.10rc3
 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 c1e95ff..5d7efec 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -13,7 +13,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.10rc2
+SHLIB_MINOR=	1.2.10rc3
 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 9f0754e..a0b8717 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -7,7 +7,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.10rc2
+SHLIB_MINOR=	1.2.10rc3
 
 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 ff2e23c..23f49a7 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -9,7 +9,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index a618a81..595b162 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index 5256533..0f7c900 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -6,7 +6,7 @@
 # Library name:
 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index aa5429c..8823d6f 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -8,7 +8,7 @@
 
 # Library name:
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index 0c3c6b7..89531e7 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -8,7 +8,7 @@
 # Library name:
 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.10rc2
+PNGMIN = 1.2.10rc3
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # Shared library names:
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index f210f51..b3a2f67 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.2.10rc2
+; Version 1.2.10rc3
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
@@ -88,7 +88,7 @@
   png_read_end
   png_read_image
   png_read_info
-  png_read_init ; deprecated
+; png_read_init ; deprecated
   png_read_png
   png_read_row
   png_read_rows
@@ -118,7 +118,7 @@
   png_set_gAMA
   png_set_gAMA_fixed
   png_set_gamma
-  png_set_gray_1_2_4_to_8 ; deprecated as of libpng-1.2.9
+; png_set_gray_1_2_4_to_8 ; deprecated as of libpng-1.2.9
   png_set_gray_to_rgb
   png_set_hIST
   png_set_iCCP
@@ -173,7 +173,7 @@
   png_write_image
   png_write_info
   png_write_info_before_PLTE
-  png_write_init ; deprecated
+; png_write_init ; deprecated
   png_write_png
   png_write_row
   png_write_rows
diff --git a/scripts/pngw32.def b/scripts/pngw32.def
index fa68a69..74d1e85 100644
--- a/scripts/pngw32.def
+++ b/scripts/pngw32.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.2.10rc2
+;Version 1.2.10rc3
   png_build_grayscale_palette  @1
   png_check_sig        @2
   png_chunk_error      @3
@@ -114,7 +114,8 @@
   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_1_2_4_to_8 is deprecated
+  png_set_gray_1_2_4_to_8  @107
   png_set_gray_to_rgb  @108
   png_set_hIST    @109
   png_set_iCCP    @110
@@ -178,14 +179,14 @@
   png_read_init_2    @166
   png_write_init_2    @167
   png_access_version_number  @168
-;  png_sig_bytes    @169
-;  png_libpng_ver    @170
+  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 compatibility with 1.0.7-1.0.11
-  png_info_init @174
+; png_info_init @174
   png_read_init_3    @175
   png_write_init_3    @176
   png_info_init_3 @177
@@ -201,13 +202,13 @@
   png_permit_mng_features  @184
 ; MMX support
   png_mmx_support  @185
-  png_get_mmx_flagmask  @186
+; 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_get_mmx_bitdepth_threshold  @189
+; png_get_mmx_rowbytes_threshold  @190
   png_set_asm_flags  @191
-  png_init_mmx_flags  @192
+; png_init_mmx_flags  @192
 ; Strip error numbers
   png_set_strip_error_numbers @193
 ; Added at version 1.2.2