magnet:?xt=urn:btih:1700b2ed0fff90f4772caedd5674f2c3de23cef2&xt=urn:md5:2d5530f06117a61944fb40d9e5ba14ff&xl=2572840&dn=qtconnectivity-opensource-src-5.4.2.tar.xz&as=https://download.qt.io/new_archive/qt/5.4/5.4.2/submodules/qtconnectivity-opensource-src-5.4.2.tar.xz&tr=http://bt.qt-project.org:6969/announce