sqlite3-ruby install error on Ubuntu

I have the following error during sqlite3-ruby install: <pre> Building native extensions. This could take a while... ERROR: Error installing sqlite3-ruby: ERROR: Failed to build gem native extension. /usr/bin/ruby1.8 extconf.rb checking for sqlite3.h... no sqlite3.h is missing. Try 'port install sqlite3 +universal' or 'yum install sqlite3-devel' *** 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=/usr/bin/ruby1.8 --with-sqlite3-dir --without-sqlite3-dir --with-sqlite3-include --without-sqlite3-include=${sqlite3-dir}/include --with-sqlite3-lib --without-sqlite3-lib=${sqlite3-dir}/lib Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/sqlite3-ruby-1.3.1 for inspection. Results logged to /usr/lib/ruby/gems/1.8/gems/sqlite3-ruby-1.3.1/ext/sqlite3/gem_make.out </pre> sqlite3.h is located in /usr/include/ <pre> sudo gem install sqlite3-ruby --without-sqlite3-include=/usr/include </pre> doesn't work <pre> ERROR: While executing gem ... (OptionParser::InvalidOption) invalid option: --without-sqlite3-include=/usr/include </pre> Ubuntu 10.04