magnet:?xt=urn:btih:db5f9d4c6338ad5e826ade56b6a8901ff5e5946c&xt=urn:md5:009d282fb8ac8bf3844726bc017796de&xl=213170261&dn=qt-mac-carbon-opensource-4.7.0.dmg&as=https://download.qt.io/new_archive/qt/4.7/qt-mac-carbon-opensource-4.7.0.dmg&tr=http://bt.qt-project.org:6969/announce