当尝试通过 MacPorts 安装 Sup 时，我得到：-
>---> Computing dependencies for sup
>---> Dependencies to be installed: rb-fastthread rb-ferret rb-gettext rb-locale rb-highline rb-lockfile >rb-mime-types rb-ncurses-ruby rb-net-ssh rb-rake rb-rmail rb-trollop
>---> Verifying checksum(s) for rb-fastthread
>Error: Checksum (md5) mismatch for fastthread-1.0.7.gem
>Error: Checksum (sha1) mismatch for fastthread-1.0.7.gem
>Error: Checksum (rmd160) mismatch for fastthread-1.0.7.gem
>***
>The non-matching file appears to be HTML. See this page for possible reasons
>for the checksum mismatch:
><http://trac.macports.org/wiki/MisbehavingServers>
>***
>Error: Target org.macports.checksum returned: Unable to verify file checksums
>Error: Failed to install rb-fastthread
>Log for rb-fastthread is at: >/opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_ruby_rb->fastthread/main.log
>Error: The following dependencies were not installed: rb-fastthread rb-ferret rb-gettext rb-locale rb->highline rb-lockfile rb-mime-types rb-ncurses-ruby rb-net-ssh rb-rake rb-rmail rb-trollop
>Error: Status 1 encountered during processing.
>To report a bug, see <http://guide.macports.org/#project.tickets>
该错误似乎表明我的 DNS 服务器没有正确重定向，但我使用的是 Goolge 的 8.8.8.8 和 8.8.4.4 服务器，所以这应该不是问题。
OSX 10.6 和 ruby 1.9.2p180（2011-02-18 修订版 30909）[x86_64-darwin10]。
任何建议，将不胜感激。
谢谢。
用这些结果尝试了 sudo gem install sup ：-
>sudo gem install sup
>Building native extensions. This could take a while...
>ERROR: Error installing sup:
> ERROR: Failed to build gem native extension.
>/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb
>checking for unistd.h... yes
>checking for locale.h... yes
>checking for ncurses.h... yes
>checking for wmove() in -lncursesw... no
>checking for wmove() in -lpdcurses... no
>*** extconf.rb failed ***
>Could not create Makefile due to some reason, probably lack of
>necessary libraries and/or headers. Check the mkmf.log file for more
>details. You may need configuration options.
>Provided configuration options:
> --with-opt-dir
> --without-opt-dir
> --with-opt-include
> --without-opt-include=${opt-dir}/include
> --with-opt-lib
> --without-opt-lib=${opt-dir}/lib
> --with-make-prog
> --without-make-prog
> --srcdir=.
> --curdir
> --ruby=/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
> --with-ncurseswlib
> --without-ncurseswlib
> --with-pdcurseslib
> --without-pdcurseslib
>extconf.rb:46: ncurses library not found (RuntimeError)
我以前通过 sudo port install ncurses +universial 安装了 ncurses