magnet:?xt=urn:btih:b363ffff7d2ab080e8b90500d1c99e506bafff58&xt=urn:md5:afc43e566341cf3e5ed0bcb974f0c3b2&xl=114667436&dn=qt-x11-opensource-src-4.5.1.tar.bz2&as=https://download.qt.io/archive/qt/4.5/qt-x11-opensource-src-4.5.1.tar.bz2&tr=http://bt.qt-project.org:6969/announce