magnet:?xt=urn:btih:610778f2e324277a664b1ffa2e3dd116723caca9&xt=urn:md5:127f25c6133ccd8f28cfabd23fe42b6a&xl=646682428&dn=qt-mac-cocoa-opensource-4.6.4-debug-libs.dmg&as=https://download.qt.io/archive/qt/4.6/qt-mac-cocoa-opensource-4.6.4-debug-libs.dmg&tr=http://bt.qt-project.org:6969/announce