Alexandre Julliard : libs: Import upstream code from libpng 1.6.37.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 885705c87939ae979008d528464779d0a6cd16f9
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=885705c87939ae979008d528464779d0a6cd16f9

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Mon Oct 18 14:32:42 2021 +0200

libs: Import upstream code from libpng 1.6.37.

Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 configure             |   24 +
 configure.ac          |    2 +
 libs/png/AUTHORS      |   45 +
 libs/png/LICENSE      |  134 ++
 libs/png/Makefile.in  |   19 +
 libs/png/png.c        | 4607 ++++++++++++++++++++++++++++++++++++++++++++
 libs/png/png.h        | 3247 +++++++++++++++++++++++++++++++
 libs/png/pngconf.h    |  623 ++++++
 libs/png/pngdebug.h   |  153 ++
 libs/png/pngerror.c   |  963 ++++++++++
 libs/png/pngget.c     | 1249 ++++++++++++
 libs/png/pnginfo.h    |  267 +++
 libs/png/pnglibconf.h |  219 +++
 libs/png/pngmem.c     |  284 +++
 libs/png/pngpriv.h    | 2152 +++++++++++++++++++++
 libs/png/pngread.c    | 4225 +++++++++++++++++++++++++++++++++++++++++
 libs/png/pngrio.c     |  120 ++
 libs/png/pngrtran.c   | 5044 +++++++++++++++++++++++++++++++++++++++++++++++++
 libs/png/pngrutil.c   | 4681 +++++++++++++++++++++++++++++++++++++++++++++
 libs/png/pngset.c     | 1802 ++++++++++++++++++
 libs/png/pngstruct.h  |  489 +++++
 libs/png/pngtrans.c   |  864 +++++++++
 libs/png/pngwio.c     |  168 ++
 libs/png/pngwrite.c   | 2395 +++++++++++++++++++++++
 libs/png/pngwtran.c   |  575 ++++++
 libs/png/pngwutil.c   | 2781 +++++++++++++++++++++++++++
 26 files changed, 37132 insertions(+)

Diff:   https://source.winehq.org/git/wine.git/?a=commitdiff;h=885705c87939ae979008d528464779d0a6cd16f9