Log message:
Update to 1.2.26:

version 1.2.26beta01 [February 21, 2008]
  Added missing "(" in pngmem.c.  Bug introduced in libpng-1.2.2/1.0.13

version 1.2.26beta02 [March 12, 2008]
  Refined error message returned from deflateInit2 in pngwutil.c
  Check IHDR length in png_push_read_chunk() before saving it.

version 1.2.26beta03 [March 16, 2008]
  Revised contrib/gregbook to handle premature end-of-file and file
    read errors correctly.

version 1.2.26beta04 [March 18, 2008]
  Free png_ptr->big_row_buf and png_ptr->prev_row before allocating
    new copies in png_read_start_row().  Bug introduced in libpng-1.2.22.

version 1.2.26beta05 [March 19, 2008]
  Removed extra png_free() added in libpng-1.2.26beta04.

version 1.2.26beta06 [March 19, 2008]
  Avoid reallocating big_row_buf and prev_row when the size does not increase.

version 1.2.26rc01 [April 2, 2008]
  Ifdef out some code that is unused when interlacing is not supported.

Log message:
update to 1.2.25
changes: bugfixes

Log message:
Pick up maintainership.

Log message:
Reset maintainer on his request.

Log message:
Remove Ex-MASTER_SITEs. From Zafer Aydogan.

Log message:
Update to 1.2.23:

version 1.2.23beta01 [October 15, 2007]
  Reduced number of invocations of png_strlen() in pngset.c.
  Changed [azAZ09_] to [_abcde...89] in Makefile.am for better localization.

version 1.2.23beta02 [October 16, 2007]
  Eliminated png_strncpy() and png_strcpy() (Pierre Poissinger)
  Changed $AN to $(AN) in Makefile.am.

version 1.2.23beta03 [October 16, 2007]
  Fixed off-by-one error in pngset.c
  Restore statement to set last character of buffer to \0 in pngerror.c

version 1.2.23beta04 [October 23, 2007]
  Reject attempt to set all-zero cHRM values.

version 1.2.23beta05 [October 26, 2007]
  Add missing quotes in projects/visualc6, lost in version 1.2.20rc3

version 1.2.23rc01 [November 2, 2007]
  No changes.

version 1.2.23 [November 6, 2007]
  No changes.

Log message:
Add x86_64 to the list of architectures which don't require
-DPNG_NO_ASSEMBLER_CODE.  Bump rev.  I've tested png on NetBSD/amd64
with the assembler code and it seems no less functional than NetBSD/i386.

ok'd weeks ago (before freeze)--I forgot to commit it.

Log message:
Update to 1.2.22:

version 1.2.21beta1 [September 14, 2007]
  Fixed various mistakes reported by George Cook and Jeff Phillips:
  logical vs bitwise NOT in pngrtran.c, bug introduced in 1.2.19rc2
  16-bit cheap transparency expansion, bug introduced in 1.2.19beta2
  errors with sizeof(unknown_chunk.name), bugs introduced in 1.2.19beta11
  <= compare with unsigned var in pngset.c, should be ==.

version 1.2.21beta2 [September 18, 2007]
  Removed some extraneous typecasts.

version 1.2.21rc1 [September 25, 2007]
  Fixed potential out-of-bounds reads in png_handle_pCAL() and
    png_handle_ztXt() ("flayer" results reported by Tavis Ormandy).

version 1.2.21rc2 [September 26, 2007]
  Fixed potential out-of-bounds reads in png_handle_sCAL(),
    png_handle_iTXt(), and png_push_read_tEXt().
  Remove some PNG_CONST declarations from pngwutil.c to avoid compiler warnings
  Revised makefiles to update paths in libpng.pc properly.

version 1.2.21rc3 [September 27, 2007]
  Revised makefiles to update "Libs" in libpng.pc properly.

version 1.0.29 and 1.2.21 [October 4, 2007]
  No changes.

version 1.2.22beta1 [October 4, 2007]
  Again, fixed logical vs bitwise NOT in pngrtran.c, bug introduced
    in 1.2.19rc2

version 1.2.22beta2 [October 5, 2007]
  Fixed string length error in pngset.c (caused crashes while decoding iCCP)
  Add terminating NULL after each instance of png_strncpy().

version 1.2.22beta3 [October 6, 2007]
  Fix two off-by-one terminating NULL after png_strncpy().

version 1.2.22beta4 [October 7, 2007]
  Changed some 0 to '\0'.

version 1.0.30rc1 and 1.2.22rc1 [October 8, 2007]
  No changes.

version 1.0.30 and 1.2.22 [October 13, 2007]
  No changes.

Log message:
Update to 1.2.20:

version 1.2.20beta01 [August 19, 2007]
  Fixed problem with compiling pnggccrd.c on Intel-Apple platforms.
  Added PNG_NO_ERROR_TEXT feature, with demo in contrib/pngminim
  Removed define PNG_WARN_UNINITIALIZED_ROW 1 /* 0: warning; 1: error */
    because it caused some trouble.

version 1.2.20beta02 [August 20, 2007]
  Avoid compiling pnggccrd.c on Intel-Apple platforms.

version 1.2.20beta03 [August 20, 2007]
  Added "/D PNG_NO_MMX_CODE" to the non-mmx builds of projects/visualc6
    and visualc71.

version 1.2.20beta04 [August 21, 2007]
  Revised pngvcrd.c for improved efficiency (Steve Snyder).

version 1.2.20rc1 [August 23, 2007]
  Revised pngconf.h to set PNG_NO_MMX_CODE for gcc-3.x compilers.

version 1.2.20rc2 [August 27, 2007]
  Revised scripts/CMakeLists.txt
  Revised #ifdefs to ensure one and only one of pnggccrd.c, pngvcrd.c,
    or part of pngrutil.c is selected.

version 1.2.20rc3 [August 30, 2007]
  Remove a little more code in pngwutil.c when PNG_NO_WRITE_FILTER is selected.
  Added /D _CRT_SECURE_NO_WARNINGS to visual6c and visualc71 projects.
  Compile png_mmx_support() in png.c even when PNG_NO_MMX_CODE is defined.
  Restored a "superfluous" #ifdef that was removed from 1.2.20rc2 \ 
pnggccrd.c,
    breaking the png_mmx_support() function.

version 1.2.20rc4 [September 1, 2007]
  Removed Intel contributions (MMX, Optimized C).

version 1.2.20rc5 [September 2, 2007]
  Restored configure and Makefile.in to rc3 and put a snippet of code in
    pnggccrd.c, to ensure configure makes the same PNG_NO_MMX_CODE selection

version 1.2.20rc6 [September 2, 2007]
  Fixed bugs in scripts/CMakeLists.txt
  Removed pngvcrd.c references from msvc projects.

version 1.0.28 and 1.2.20 [September 8, 2007]
  Removed "(NO READ SUPPORT)" from png_get_header_version() string.

Log message:
Add a workaround for libpng bug #1777158.  This makes the package build
on Darwin/i386.