magnet:?xt=urn:btih:0ca914b105e21fd41d2f9ab517ae8da490d3b0c9&xt=urn:md5:bda29aff2875687d20478dcc9203932f&xl=35016663&dn=qt-mac-opensource-src-4.2.2.tar.gz&as=https://download.qt.io/archive/qt/4.2/qt-mac-opensource-src-4.2.2.tar.gz&tr=http://bt.qt-project.org:6969/announce