magnet:?xt=urn:btih:895540cd9964253190233764641810ab3130c3cc&xt=urn:md5:60f0622f06f55a6f053125698ed4ffb8&xl=200216877&dn=qt-mac-opensource-4.4.3-debug-libs.dmg&as=https://download.qt.io/archive/qt/4.4/qt-mac-opensource-4.4.3-debug-libs.dmg&tr=http://bt.qt-project.org:6969/announce