我试图使用Cygwin安装Jekyll。我导航到我的项目目录并运行：
gem install jekyll
有几个错误，但没有任何我无法通过安装相应的软件包来解决但是我当前遇到的错误：
Building native extensions. This could take a while...
ERROR: Error installing jekyll:
ERROR: Failed to build gem native extension.
/usr/bin/ruby.exe -r ./siteconf20150401-7872-17w9ed4.rb extconf.rb
creating Makefile
make "DESTDIR=" clean
rm -f
rm -f stemmer.so *.o *.bak mkmf.log .*.time
make "DESTDIR="
gcc -I. -I/usr/include/ruby-2.0.0 -I/usr/include/ruby-2.0.0/ruby/backward -I/usr/include/ruby-2.0.0 -I. -ggdb -O2 -pipe -Wimplicit-function-declaration -o porter.o -c porter.c
gcc -I. -I/usr/include/ruby-2.0.0 -I/usr/include/ruby-2.0.0/ruby/backward -I/usr/include/ruby-2.0.0 -I. -ggdb -O2 -pipe -Wimplicit-function-declaration -o porter_wrap.o -c porter_wrap.c
rm -f stemmer.so
gcc -shared -o stemmer.so porter.o porter_wrap.o -L. -L/usr/lib -L. -fstack-protector -Wl,--export-all-symbols -Wl,--enable-auto-image-base,--enable-auto-import -lruby200 -lpthread -lrt -ldl -lcrypt
/usr/lib/gcc/x86_64-pc-cygwin/4.9.2/../../../../x86_64-pc-cygwin/bin/ld: cannot find -lcrypt
collect2: error: ld returned 1 exit status
Makefile:232: recipe for target 'stemmer.so' failed
make: *** [stemmer.so] Error 1
make failed, exit code 2
Gem files will remain installed in /home/<user>/.gem/ruby/gems/fast-stemmer-1.0.2 for inspection.
Results logged to /home/<user>/.gem/ruby/extensions/x86_64-cygwin/fast-stemmer-1.0.2/gem_make.out
我错过了什么吗？
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