cc -I/Users/ASamir/perl5/perlbrew/perls/threaded-perl-blead/lib/5.26.0/darwin-thread-multi-2level/CORE -mmacosx-version-min=10.12 -fno-common -DPERL_DARWIN -fno-strict-aliasing -pipe -fstack-protector -fstack-protector-strong -I/usr/local/include -xc++ -Isrc/libslic3r -I/Users/ASamir/boost_1_63_0 -D_GLIBCXX_USE_C99 -DHAS_BOOL -DNOGDI -DSLIC3RXS -DBOOST_ASIO_DISABLE_KQUEUE -U__STRICT_ANSI__ -std=c++11 -stdlib=libc++ -DBOOST_THREAD_DONT_USE_CHRONO -DBOOST_NO_CXX11_RVALUE_REFERENCES -DBOOST_THREAD_USES_MOVE -DBOOST_LIBS -DNDEBUG -Isrc -Ibuildtmp -c -mmacosx-version-min=10.12 -fno-common -DPERL_DARWIN -fno-strict-aliasing -pipe -fstack-protector -fstack-protector-strong -I/usr/local/include -O3 -o src/zlib/zip.o src/zlib/zip.c
In file included from src/zlib/zip.c:186:
src/zlib/crypt.h:54:7: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
      register int keyshift = (int)((*(pkeys+1)) >> 24);
      ^~~~~~~~~
src/zlib/zip.c:1414:20: error: no matching function for call to 'crc32'
    zi->ci.crc32 = crc32(zi->ci.crc32,buf,(uInt)len);
                   ^~~~~
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk/usr/include/zlib.h:1616:23: note: candidate function not viable:
      cannot convert argument of incomplete type 'const void *' to 'const Bytef *' (aka 'const unsigned char *') for 2nd argument
ZEXTERN uLong ZEXPORT crc32   OF((uLong crc, const Bytef *buf, uInt len));
                      ^
1 warning and 1 error generated.
error building src/zlib/zip.o from 'src/zlib/zip.c' at /Users/ASamir/perl5/perlbrew/perls/threaded-perl-blead/lib/5.26.0/ExtUtils/CBuilder/Base.pm line 174.
FAIL
! Installing ./xs failed. See /Users/ASamir/.cpanm/work/1496070597.72653/build.log for details. Retry with --force to force install it.
The XS/C++ code failed to compile, aborting
AhmedSamirs-MBP:Slic3r ASamir$