magnet:?xt=urn:btih:13844c27ce780b3c98b859eba9e20fc04c1fbb11&xt=urn:md5:c5cd454a65a2ce21d1fcef2f870a94ac&xl=217672665&dn=qt-mac-opensource-4.3.1-debug-libs.dmg&as=https://download.qt.io/archive/qt/4.3/qt-mac-opensource-4.3.1-debug-libs.dmg&tr=http://bt.qt-project.org:6969/announce