magnet:?xt=urn:btih:4e34316554913a34694bc83e194f4a49e9f042ab&xt=urn:md5:59eb51a4ff7551093e36b54779d02b3b&xl=27924231&dn=qt-mac-opensource-src-4.1.2.tar.gz&as=https://download.qt.io/archive/qt/4.1/qt-mac-opensource-src-4.1.2.tar.gz&tr=http://bt.qt-project.org:6969/announce