Ilmari Heikkinen ùÓta:
> View and search object documentation from irb.
>
> sudo gem install ihelp
      > gem install ihelp
Building native extensions.  This could take a while...
No builder for extension 'lib/ihelp_reindex.rb'
ERROR:  While executing gem ... (RuntimeError)
    ERROR: Failed to build gem native extension.
Gem files will remain installed in 
/usr/lib/ruby/gems/1.8/gems/ihelp-0.4.0 for inspection.
  No builder for extension 'lib/ihelp_reindex.rb'

-- what can be the problem?

-- 
Parragh Szabolcs
e-mail: parragh / dayka.hu
web: parszab.nir.hu