rubygems: capybara-webkit: macports: mac_os_x: default: - qt4-mac-devel homebrew: mac_os_x: default: - qt apt: ubuntu: default: - libqtwebkit-dev [10.04,10.04.1,10.04.2,10.04.3,10.04.4]: - libqt4-dev rmagick: homebrew: mac_os_x: default: - imagemagick apt: ubuntu: default: - imagemagick - libmagick9-dev