2017-03-15 Yaakov Selkowitz <yselkowitz@redhat.com>
PR bootstrap/79771
* gzguts.h (WIDECHAR): Do not define for __CYGWIN__.
* zlib.h (gzopen_w): Do not declare for __CYGWIN__.
* win32/zlib.def: Remove gzopen_w.
From-SVN: r246152
* Import zlib 1.2.11.
* configure: Regenerate.
Changes in 1.2.11 (15 Jan 2017)
- Fix deflate stored bug when pulling last block from window
- Permit immediate deflateParams changes before any deflate input
From-SVN: r244762