magnet:?xt=urn:btih:b0d4f0860785930414472985ddc16c4686b853ce&xt=urn:md5:a09fb1a86d9a090ffcc6f713990efce7&xl=27755736&dn=qt-mac-opensource-src-4.1.1.tar.gz&as=https://download.qt.io/archive/qt/4.1/qt-mac-opensource-src-4.1.1.tar.gz&tr=http://bt.qt-project.org:6969/announce