Imported from libpng-1.0.6d.tar

ANNOUNCE

 
-Libpng 1.0.6a - April 2, 2000
+Libpng 1.0.6d - April 7, 2000
 
 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.
 
 Changes since the last public release (1.0.6):
 
-version 1.0.6a [April 2, 2000]
+version 1.0.6d [April 7, 2000]
   Changed sprintf() to strcpy() in png_write_sCAL_s() to work without STDIO
   Added data_length parameter to png_decompress_chunk() function
   Revised documentation to remove reference to abandoned png_free_chnk functions

CHANGES

@@ -660,7 +660,7 @@ version 1.0.5v [March 11, 2000]
 version 1.0.6 [March 20, 2000]
   Minor revisions of makefile.bor, libpng.txt, and gregbook/rpng2-win.c
   Added makefile.sggcc (SGI IRIX with gcc)
-version 1.0.6a [April 2, 2000]
+version 1.0.6d [April 7, 2000]
   Changed sprintf() to strcpy() in png_write_sCAL_s() to work without STDIO
   Added data_length parameter to png_decompress_chunk() function
   Revised documentation to remove reference to abandoned png_free_chnk functions

INSTALL

 
-Installing libpng version 1.0.6a - April 2, 2000
+Installing libpng version 1.0.6d - April 7, 2000
 
 Before installing libpng, you must first install zlib.  zlib
 can usually be found wherever you got libpng.  zlib can be
@@ -10,7 +10,7 @@ zlib.h and zconf.h include files that correspond to the
 version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.0.6a" or "lpng106" and "zlib-1.1.3"
+might be called "libpng-1.0.6d" or "lpng106" and "zlib-1.1.3"
 or "zlib113") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
@@ -47,8 +47,8 @@ The files that are presently available in the scripts directory
 include
 
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
- makefile.linux    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.6a)
- makefile.gcmmx    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.6a,
+ makefile.linux    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.6d)
+ makefile.gcmmx    =>  Linux/ELF makefile (gcc, creates libpng.so.2.1.0.6d,
                        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
@@ -59,9 +59,9 @@ include
  makefile.ibmc     =>  IBM C/C++ version 3.x for Win32 and OS/2 (static)
  libpng.icc        =>  Project file for IBM VisualAge/C++ version 4.0 or later
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
- makefile.sggcc    =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.6a)
+ makefile.sggcc    =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.6d)
  makefile.sunos    =>  Sun makefile
- makefile.solaris  =>  Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.6a)
+ makefile.solaris  =>  Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.6d)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.mips     =>  MIPS makefile
  makefile.acorn    =>  Acorn makefile

KNOWNBUG

@@ -7,7 +7,7 @@ Known bugs and suggested enhancements in libpng-1.0.6
    the info_ptr->text and its members might free the same memory that
    is also free'ed by libpng during the png_destroy_struct process.
 
-   Fixed in libpng-1.0.6-patch-c and libpng-1.0.6a.  The PNG_FREE_TEXT flag
+   Fixed in libpng-1.0.6-patch-03 and libpng-1.0.6d.  The PNG_FREE_TEXT flag
    bit in info_ptr->free_me is now checked to make sure libpng is responsible
    for freeing the memory.
 
@@ -16,21 +16,21 @@ Known bugs and suggested enhancements in libpng-1.0.6
    The non-ISO-C "strdup()" function is used in png.c
 
    STATUS: The function has been simplified and no longer uses strdup()
-   in libpng-1.0.6-patch-c and libpng-1.0.6a.
+   in libpng-1.0.6-patch-03 and libpng-1.0.6d.
 
 3. March 24, 2000 -- BUG
 
    The png_set_rgb_to_gray_fixed() function is setting incorrect weighting
    factors.
 
-   STATUS: Fixed in libpng-1.0.6-patch-b and libpng-1.0.6a.
+   STATUS: Fixed in libpng-1.0.6-patch-02 and libpng-1.0.6d.
 
 4. March 22, 2000 -- BUG
 
    There are some printf() and fprintf() statements active in pngwutil.c
    when PNG_NO_STDIO and PNG_sCAL_SUPPORTED are both defined.
 
-   STATUS: Fixed in libpng-1.0.6-patch-a and libpng-1.0.6a.  The strcpy()
+   STATUS: Fixed in libpng-1.0.6-patch-01 and libpng-1.0.6d.  The strcpy()
    function is used instead.
 
 5. March 22, 2000 -- BUG
@@ -38,8 +38,8 @@ Known bugs and suggested enhancements in libpng-1.0.6
    The length of the iCCP chunk data is calculated incorrectly; because
    it can contain zeroes, strlen() doesn't work.
 
-   STATUS: Fixed in libpng-1.0.6-patch-a by adding a data_length parameter
-   to the png_decompress_chunk() function.
+   STATUS: Fixed in libpng-1.0.6-patch-01 and libpng-1.0.6d by adding a
+   data_length parameter to the png_decompress_chunk() function.
 
 6. March 15, 1998 -- OPTIMIZATION -- Kevin Bracey
 
@@ -73,7 +73,7 @@ Known bugs and suggested enhancements in libpng-1.0.6
    It should be possible to use libpng without floating-point aritmetic.
 
    STATUS: Under investigation, implementation postponed until after
-   libpng-1.0.5.  The application interface will change because replacements
+   libpng-1.0.6.  The application interface will change because replacements
    for the png_set_gAMA(), png_set_cHRM(), and corresponding png_get_()
    functions will be needed.
 

LICENSE

@@ -5,7 +5,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
 Copyright (c) 1996, 1997 Andreas Dilger
 (libpng versions 0.90, December 1996, through 0.96, May 1997)
 Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
-(libpng versions 0.97, January 1998, through 1.0.6a, April 2, 2000)
+(libpng versions 0.97, January 1998, through 1.0.6d, April 7, 2000)
 
 For the purposes of this copyright and license, "Contributing Authors"
 is defined as the following set of individuals:
@@ -68,4 +68,4 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 randeg@alum.rpi.edu
-April 2, 2000
+April 7, 2000

README

-README for libpng 1.0.6a - April 2, 2000 (shared library 2.1)
+README for libpng 1.0.6d - April 7, 2000 (shared library 2.1)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
@@ -172,9 +172,9 @@ Files in this distribution:
        descrip.mms      =>  VMS makefile for MMS or MMK
        makefile.std     =>  Generic UNIX makefile (cc, creates static libpng.a)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng.so.2.1.0.6a)
+                            (gcc, creates libpng.so.2.1.0.6d)
        makefile.gcmmx   =>  Linux/ELF makefile (gcc, creates
-                            libpng.so.2.1.0.6a, uses assembler code
+                            libpng.so.2.1.0.6d, 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
@@ -185,10 +185,10 @@ Files in this distribution:
        makefile.ibmc    =>  IBM C/C++ version 3.x for Win32 and OS/2 (static)
        libpng.icc       =>  Project file, IBM VisualAge/C++ 4.0 or later
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
-       makefile.sggcc   =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.6a)
+       makefile.sggcc   =>  Silicon Graphics (gcc, creates libpng.so.2.1.0.6d)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng.so.2.1.0.6a)
+                            (gcc, creates libpng.so.2.1.0.6d)
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
        makefile.mips    =>  MIPS makefile
        makefile.acorn   =>  Acorn makefile

Y2KINFO

    Y2K compliance in libpng:
    =========================
 
-      April 2, 2000
+      April 7, 2000
 
       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 1.0.6a are Y2K compliant.  It is my belief that earlier
+      upward through 1.0.6d 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

configure

 echo "
-  There is no \"configure\" script for Libpng-1.0.6a.  Instead, please
+  There is no \"configure\" script for Libpng-1.0.6d.  Instead, please
   copy the appropriate makefile for your system from the \"scripts\"
   directory.  Read the INSTALL file for more details.
 "

libpng.3

-.TH LIBPNG 3 "April 2, 2000"
+.TH LIBPNG 3 "April 7, 2000"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.6a
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.6d
 .SH SYNOPSIS
 \fI\fB
 
@@ -713,7 +713,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.0.6a - April 2, 2000
+ libpng version 1.0.6d - April 7, 2000
  Updated and distributed by Glenn Randers-Pehrson
  <randeg@alum.rpi.edu>
  Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -3108,13 +3108,13 @@ the old method.
 
 .SH VII. Y2K Compliance in libpng
 
-April 2, 2000
+April 7, 2000
 
 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 1.0.6a are Y2K compliant.  It is my belief that earlier
+upward through 1.0.6d 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
@@ -3193,20 +3193,21 @@ the first widely used release:
    1.0.3a-d                 1.0.3a-d 10004  2.1.0.3a-d
    1.0.4                    1.0.4    10004  2.1.0.4
    1.0.4a-f                 1.0.4a-f 10005  2.1.0.4a-f
-   1.0.5                    1.0.5    10005  2.1.0.5
+   1.0.5 (+ 2 patches)      1.0.5    10005  2.1.0.5
    1.0.5a-d                 1.0.5a-d 10006  2.1.0.5a-d
    1.0.5e-r                 1.0.5e-r 10100  2.1.0.5e-r (not compatible)
    1.0.5s-v                 1.0.5s-v 10006  2.1.0.5s-v (compatible)
-   1.0.6                    1.0.6    10006  2.1.0.6
-   1.0.6a                   1.0.6a   10007  2.1.0.6a
-   1.3.0                    1.3.0    10300  3.1.3.0
-
-Henceforth the source version will match the shared-library
-minor and patch numbers; the shared-library major version number will be
-used for changes in backward compatibility, as it is intended.
-The PNG_PNGLIB_VER macro, which is not used within libpng but
-is available for applications, is an unsigned integer of the form
-xyyzz corresponding to the source version x.y.z (leading zeros in y and z).
+   1.0.6 (+ 3 patches)      1.0.6    10006  2.1.0.6
+   1.0.6d                   1.0.6d   10007  2.1.0.6d
+   1.0.7                    1.0.7    10007  2.1.0.7    (still compatible)
+
+   Henceforth the source version will match the shared-library minor
+   and patch numbers; the shared-library major version number will be
+   used for changes in backward compatibility, as it is intended.  The
+   PNG_PNGLIB_VER macro, which is not used within libpng but is available
+   for applications, is an unsigned integer of the form xyyzz corresponding
+   to the source version x.y.z (leading zeros in y and z).  Beta versions
+   are given the previous public release number plus a letter or two.
 
 .SH "SEE ALSO"
 libpngpf(3), png(5)
@@ -3254,7 +3255,7 @@ possible without all of you.
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.0.6a - April 2, 2000:
+Libpng version 1.0.6d - April 7, 2000:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (randeg@alum.rpi.edu).
 
@@ -3269,7 +3270,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
 Copyright (c) 1996, 1997 Andreas Dilger
 (libpng versions 0.89c, May 1996, through 0.96, May 1997)
 Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
-(libpng versions 0.97, January 1998, through 1.0.6a, April 2, 2000)
+(libpng versions 0.97, January 1998, through 1.0.6d, April 7, 2000)
 
 For the purposes of this copyright and license, "Contributing Authors"
 is defined as the following set of individuals:

libpng.txt

 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.0.6a - April 2, 2000
+ libpng version 1.0.6d - April 7, 2000
  Updated and distributed by Glenn Randers-Pehrson
  <randeg@alum.rpi.edu>
  Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -2395,13 +2395,13 @@ the old method.
 
 VII. Y2K Compliance in libpng
 
-April 2, 2000
+April 7, 2000
 
 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 1.0.6a are Y2K compliant.  It is my belief that earlier
+upward through 1.0.6d 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

libpngpf.3

-.TH LIBPNGPF 3 April 2, 2000
+.TH LIBPNGPF 3 April 7, 2000
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.0.6a
+libpng \- Portable Network Graphics (PNG) Reference Library 1.0.6d
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>\fP

png.5

-.TH PNG 5 "April 2, 2000"
+.TH PNG 5 "April 7, 2000"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION

png.c

 
 /* png.c - location for general purpose libpng functions
  *
- * libpng version 1.0.6a - April 2, 2000
+ * libpng version 1.0.6d - April 7, 2000
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -14,14 +14,14 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_0_6a Your_png_h_is_not_version_1_0_6a;
+typedef version_1_0_6d Your_png_h_is_not_version_1_0_6d;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.  */
 
 #ifdef PNG_USE_GLOBAL_ARRAYS
 /* png_libpng_ver was changed to a function in version 1.0.5c */
-char png_libpng_ver[12] = "1.0.6a";
+char png_libpng_ver[12] = "1.0.6d";
 
 /* png_sig was changed to a function in version 1.0.5c */
 /* Place to hold the signature string for a PNG file. */
@@ -269,7 +269,7 @@ png_free_data(png_structp png_ptr, png_infop info_ptr, png_uint_32 mask, int num
 
 #if defined(PNG_TEXT_SUPPORTED)
 /* free text item num or (if num == -1) all text items */
-if (mask & PNG_FREE_TEXT & info_ptr->free_me & PNG_FREE_TEXT)
+if (mask & info_ptr->free_me & PNG_FREE_TEXT)
 {
    if (num != -1)
    {
@@ -531,20 +531,20 @@ png_convert_to_rfc1123(png_structp png_ptr, png_timep ptime)
 }
 #endif /* PNG_TIME_RFC1123_SUPPORTED */
 
+#if 0
 /* Signature string for a PNG file. */
 png_bytep
-png_sig_bytes(png_structp png_ptr)
+png_sig_bytes(void)
 {
-   if (png_ptr != NULL || png_ptr == NULL)  /* silence compiler warning */
-     return ("\212\120\116\107\015\012\032\012");
-   return ("");
+   return ((png_bytep)"\211\120\116\107\015\012\032\012");
 }
+#endif
 
 png_charp
 png_get_copyright(png_structp png_ptr)
 {
    if (png_ptr != NULL || png_ptr == NULL)  /* silence compiler warning */
-   return ("\n libpng version 1.0.6a - April 2, 2000\n\
+   return ("\n libpng version 1.0.6d - April 7, 2000\n\
    Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.\n\
    Copyright (c) 1996, 1997 Andreas Dilger\n\
    Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson\n");
@@ -562,8 +562,8 @@ png_get_libpng_ver(png_structp png_ptr)
 {
    /* Version of *.c files used when building libpng */
    if(png_ptr != NULL) /* silence compiler warning about unused png_ptr */
-      return("1.0.6a");
-   return("1.0.6a");
+      return("1.0.6d");
+   return("1.0.6d");
 }
 
 png_charp

png.h

 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.0.6a - April 2, 2000
+ * libpng version 1.0.6d - April 7, 2000
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -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 1.0.6a - April 2, 2000: Glenn
+ *  libpng versions 0.97, January 1998, through 1.0.6d - April 7, 2000: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -42,22 +42,21 @@
  *    1.0.3a-d                 1.0.3a-d 10004  2.1.0.3a-d
  *    1.0.4                    1.0.4    10004  2.1.0.4
  *    1.0.4a-f                 1.0.4a-f 10005  2.1.0.4a-f
- *    1.0.5                    1.0.5    10005  2.1.0.5
+ *    1.0.5 (+ 2 patches)      1.0.5    10005  2.1.0.5
  *    1.0.5a-d                 1.0.5a-d 10006  2.1.0.5a-d
  *    1.0.5e-r                 1.0.5e-r 10100  2.1.0.5e-r (not compatible)
  *    1.0.5s-v                 1.0.5s-v 10006  2.1.0.5s-v (compatible)
- *    1.0.6                    1.0.6    10006  2.1.0.6
- *    1.0.6a                   1.0.6a   10007  2.1.0.6a
- *    1.3.0                    1.3.0    10300  3.1.3.0
+ *    1.0.6 (+ 3 patches)      1.0.6    10006  2.1.0.6
+ *    1.0.6d                   1.0.6d   10007  2.1.0.6d
+ *    1.0.7                    1.0.7    10007  2.1.0.7    (still compatible)
  *
  *    Henceforth the source version will match the shared-library minor
  *    and patch numbers; the shared-library major version number will be
  *    used for changes in backward compatibility, as it is intended.  The
  *    PNG_PNGLIB_VER macro, which is not used within libpng but is available
  *    for applications, is an unsigned integer of the form xyyzz corresponding
- *    to the source version x.y.z (leading zeros in y and z).  Internal
- *    png-group beta versions (x.y.z[a-z]) will be given the next higher
- *    number.
+ *    to the source version x.y.z (leading zeros in y and z).  Beta versions
+ *    are given the previous public release number plus a letter or two.
  *
  * See libpng.txt or libpng.3 for more information.  The PNG specification
  * is available as RFC 2083 <ftp://ftp.uu.net/graphics/png/documents/>
@@ -74,7 +73,7 @@
  * Copyright (c) 1996, 1997 Andreas Dilger
  * (libpng versions 0.89c, June 1996, through 0.96, May 1997)
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
- * (libpng versions 0.97, January 1998, through 1.0.6a, April 2, 2000)
+ * (libpng versions 0.97, January 1998, through 1.0.6d, April 7, 2000)
  *
  * For the purposes of this copyright and license, "Contributing Authors"
  * is defined as the following set of individuals:
@@ -149,13 +148,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    April 2, 2000
+ *    April 7, 2000
  *
  *    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 1.0.6a are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.0.6d 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
@@ -233,7 +232,7 @@ extern "C" {
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.0.6a"
+#define PNG_LIBPNG_VER_STRING "1.0.6d"
 
 /* Careful here.  At one time, Guy wanted to use 082, but that would be octal.
  * We must not include leading zeros.
@@ -1058,9 +1057,9 @@ struct png_struct_def
 };
 
 /* This prevents a compiler error in png_get_copyright() in png.c if png.c
-and png.h are both at * version 1.0.6a
+and png.h are both at * version 1.0.6d
  */
-typedef png_structp version_1_0_6a;
+typedef png_structp version_1_0_6d;
 
 typedef png_struct FAR * FAR * png_structpp;
 
@@ -2025,7 +2024,7 @@ extern PNG_EXPORT(void, png_write_png) PNGARG((png_structp png_ptr,
 #define png_debug2(l, m, p1, p2)
 #endif
 
-extern PNG_EXPORT(png_bytep,png_sig_bytes) PNGARG((png_structp png_ptr));
+extern PNG_EXPORT(png_bytep,png_sig_bytes) PNGARG((void));
 
 extern PNG_EXPORT(png_charp,png_get_copyright) PNGARG((png_structp png_ptr));
 extern PNG_EXPORT(png_charp,png_get_header_ver) PNGARG((png_structp png_ptr));
@@ -2033,7 +2032,7 @@ extern PNG_EXPORT(png_charp,png_get_header_version) PNGARG((png_structp png_ptr)
 extern PNG_EXPORT(png_charp,png_get_libpng_ver) PNGARG((png_structp png_ptr));
 
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.0.6a - April 2, 2000 (header)\n"
+   " libpng version 1.0.6d - April 7, 2000 (header)\n"
 
 #ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
 /* With these routines we avoid an integer divide, which will be slower on

pngasmrd.h

 /* pngasmrd.h - assembler version of utilities to read a PNG file
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1999, 2000 Glenn Randers-Pehrson
  *

pngconf.h

 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngerror.c

 
 /* pngerror.c - stub functions for i/o and memory allocation
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pnggccrd.c

@@ -6,7 +6,7 @@
  *     and http://www.intel.com/drg/pentiumII/appnotes/923/923.htm
  *     for Intel's performance analysis of the MMX vs. non-MMX code.
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998, Intel Corporation
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson

pngget.c

 
 /* pngget.c - retrieval of values from info struct
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngmem.c

 
 /* pngmem.c - stub functions for memory allocation
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngpread.c

 
 /* pngpread.c - read a png file in push mode
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngread.c

 
 /* pngread.c - read a PNG file
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger
@@ -641,7 +641,7 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
  * not called png_set_interlace_handling(), the display_row buffer will
  * be ignored, so pass NULL to it.
  *
- * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.6a.
+ * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.6d.
  */
 
 void
@@ -690,7 +690,7 @@ png_read_rows(png_structp png_ptr, png_bytepp row,
  * only call this function once.  If you desire to have an image for
  * each pass of a interlaced image, use png_read_rows() instead.
  *
- * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.6a.
+ * [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.6d.
  */
 void
 png_read_image(png_structp png_ptr, png_bytepp image)

pngrio.c

 
 /* pngrio.c - functions for data input
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngrtran.c

 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngrutil.c

 
 /* pngrutil.c - utilities to read a PNG file
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngset.c

 
 /* pngset.c - storage of image information into info struct
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngtest.c

 
 /* pngtest.c - a simple test program to test libpng
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger
@@ -1344,4 +1344,4 @@ main(int argc, char *argv[])
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_0_6a your_png_h_is_not_version_1_0_6a;
+typedef version_1_0_6d your_png_h_is_not_version_1_0_6d;

pngtrans.c

 
 /* pngtrans.c - transforms the data in a row (used by both readers and writers)
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngvcrd.c

@@ -2,7 +2,7 @@
  *
  * For Intel x86 CPU and Microsoft Visual C++ compiler
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998, Intel Corporation
  * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson

pngwio.c

 
 /* pngwio.c - functions for data output
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngwrite.c

 
 /* pngwrite.c - general routines to write a PNG file
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngwtran.c

 
 /* pngwtran.c - transforms the data in a row for PNG writers
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

pngwutil.c

 
 /* pngwutil.c - utilities to write a PNG file
  *
- * libpng 1.0.6a - April 2, 2000
+ * libpng 1.0.6d - April 7, 2000
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
  * Copyright (c) 1996, 1997 Andreas Dilger

scripts/makefile.beos

@@ -31,7 +31,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 # where make install puts libpng.a, libpng.so*, and png.h

scripts/makefile.dec

@@ -14,7 +14,7 @@ ZLIBINC=../zlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 CC=cc

scripts/makefile.gcmmx

@@ -34,7 +34,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.linux

@@ -34,7 +34,7 @@ RANLIB=ranlib
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.sco

@@ -25,7 +25,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/makefile.sggcc

@@ -19,8 +19,8 @@ CFLAGS=-I$(ZLIBINC) -O2 $(WARNMORE) -fPIC -mabi=n32 # -g -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
 LDSHARED=gcc -shared
 
-VER=1.0.6a
-LIBS=libpng.so.1.0.6a
+VER=1.0.6d
+LIBS=libpng.so.1.0.6d
 SHAREDLIB=libpng.so
 libdir=$(prefix)/lib32
 

scripts/makefile.solaris

@@ -31,7 +31,7 @@ RANLIB=echo
 # read libpng.txt or png.h to see why PNGMAJ is 2.  You should not
 # have to change it.
 PNGMAJ = 2
-PNGMIN = 1.0.6a
+PNGMIN = 1.0.6d
 PNGVER = $(PNGMAJ).$(PNGMIN)
 
 INCPATH=$(prefix)/include

scripts/pngdef.pas

@@ -3,7 +3,7 @@ unit pngdef;
 interface
 
 const
-  PNG_LIBPNG_VER_STRING = '1.0.6a';
+  PNG_LIBPNG_VER_STRING = '1.0.6d';
   PNG_LIBPNG_VER        =  10007;
 
 type