magnet:?xt=urn:btih:edb9c135ffaa25005c04f65b588e30e54f087129&xt=urn:md5:af4c63d6e337e55dc58d19f0877b27c4&xl=394458099&dn=qt-mac-carbon-opensource-4.7.3-debug-libs.dmg&as=https://download.qt.io/new_archive/qt/4.7/qt-mac-carbon-opensource-4.7.3-debug-libs.dmg&tr=http://bt.qt-project.org:6969/announce