Libtorrent ruby devel - Apr 2007 - I can''t install it

Hi,

I just downloaded the svn version of libtorrent-ruby
Previously I installed libtorrent

But when I run "ruby setup ruby" it returns me:

xan at servidor:~/provar/torrentkeeper-per-installar/2-libruby/libtorrent-
ruby/trun k$ ruby setup.rb
---> ext
---> ext/libtorrent
/usr/bin/ruby1.8 /home/xan/provar/torrentkeeper-per-installar/2-
libruby/libtorre nt-ruby/trunk/ext/libtorrent/extconf.rb
checking for main() in -ltorrent... *** /home/xan/provar/torrentkeeper-
per-insta llar/2-libruby/libtorrent-ruby/trunk/ext/libtorrent/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=/home/xan/provar/torrentkeeper-per-installar/2-
libruby/libtorre nt-ruby/trunk/ext/libtorrent
        --curdir
        --ruby=/usr/bin/ruby1.8
        --with-boost-dir
        --without-boost-dir
        --with-boost-include
        --without-boost-include=${boost-dir}/include
        --with-boost-lib
        --without-boost-lib=${boost-dir}/lib
        --with-libtorrent-dir
        --without-libtorrent-dir
        --with-libtorrent-include
        --without-libtorrent-include=${libtorrent-dir}/include
        --with-libtorrent-lib
        --without-libtorrent-lib=${libtorrent-dir}/lib
        --with-torrentlib
        --without-torrentlib
setup.rb:655:in `command'': system("/usr/bin/ruby1.8" 
"/home/xan/provar/torrentke eper-per-installar/2-libruby/libtorrent-
ruby/trunk/ext/libtorrent/extconf.rb") f ailed (RuntimeError)
        from setup.rb:660:in `ruby''
        from setup.rb:1238:in `extconf''
        from setup.rb:1230:in `config_dir_ext''
        from setup.rb:1532:in `traverse''
        from setup.rb:1549:in `dive_into''
        from setup.rb:1530:in `traverse''
        from setup.rb:1534:in `traverse''
        from setup.rb:1533:in `traverse''
        from setup.rb:1549:in `dive_into''
        from setup.rb:1530:in `traverse''
        from setup.rb:1524:in `exec_task_traverse''
        from setup.rb:1519:in `exec_task_traverse''
        from setup.rb:1223:in `exec_config''
        from setup.rb:991:in `exec_config''
        from setup.rb:812:in `invoke''
        from setup.rb:773:in `invoke''
        from setup.rb:1578
xan at servidor:~/provar/torrentkeeper-per-installar/2-libruby/libtorrent-
ruby/trunk$ 



Any idea?

thank you very much
Xan