https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79771
--- Comment #8 from Jeffrey A. Law <law at gcc dot gnu.org> --- Author: law Date: Wed Mar 15 05:01:23 2017 New Revision: 246152 URL: https://gcc.gnu.org/viewcvs?rev=246152&root=gcc&view=rev Log: 2017-03-15 Yaakov Selkowitz <yselkow...@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. Modified: trunk/zlib/ChangeLog.gcj trunk/zlib/gzguts.h trunk/zlib/win32/zlib.def trunk/zlib/zlib.h