最新のrroongaをinstallするとエラー

error1.sh

# 'milk web'は内部でrroongaを利用しているrubyスクリプトを起動している、とお考え下さい

# 2.0を入れる
$ sudo gem install rroonga
 
# エラー
$ milk web
/opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require': dlsym(0x10190f770, Init_groonga): symbol not found - /opt/local/lib/ruby1.9/gems/1.9.1/gems/rroonga-2.0.0/lib/groonga.bundle (LoadError)
          from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/rroonga-2.0.0/lib/groonga.rb:45:in `rescue in <top (required)>'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/rroonga-2.0.0/lib/groonga.rb:41:in `<top (required)>'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/milkode-0.5.3/lib/milkode/cdstk/cdstk.rb:6:in `<top (required)>'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/milkode-0.5.3/lib/milkode/cdstk/cli_cdstksub.rb:3:in `<top (required)>'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/milkode-0.5.3/lib/milkode/cdstk/cli_cdstk.rb:3:in `<top (required)>'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/1.9.1/rubygems/custom_require.rb:55:in `require'
        from /opt/local/lib/ruby1.9/gems/1.9.1/gems/milkode-0.5.3/bin/milk:7:in `<top (required)>'
        from /opt/local/bin/milk:19:in `load'
        from /opt/local/bin/milk:19:in `<main>'

error2.sh

# 1.3.1を入れる
$ sudo gem install rroonga -v 1.3.1
 
# こちらも動かないがエラーの内容は異なる
$ milk web
milk web
dyld: lazy symbol binding failed: Symbol not found: _grn_ctx_set_finalizer
  Referenced from: /opt/local/lib/ruby1.9/gems/1.9.1/gems/rroonga-1.3.1/lib/groonga.bundle
  Expected in: flat namespace
 
dyld: Symbol not found: _grn_ctx_set_finalizer
  Referenced from: /opt/local/lib/ruby1.9/gems/1.9.1/gems/rroonga-1.3.1/lib/groonga.bundle
  Expected in: flat namespace
 
Trace/BPT trap: 5