gistfile1.txt

*** Following extensions are not compiled:
digest/md5:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/digest/md5/mkmf.log for more details.
digest/rmd160:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/digest/rmd160/mkmf.log for more details.
digest/sha1:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/digest/sha1/mkmf.log for more details.
digest/sha2:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/digest/sha2/mkmf.log for more details.
fiddle:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/fiddle/mkmf.log for more details.
openssl:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/openssl/mkmf.log for more details.
ripper:
        Could not be configured. It will not be installed.
        C:/opt/local/src/github.com/ruby/ruby/lib/mkmf.rb:1555: invalid byte sequence in UTF-8
        Check ext/ripper/mkmf.log for more details.
*** Fix the problems, then remove these directories and try again if you want.