magnet:?xt=urn:btih:4dd30c2c351ebb2cecb96a740bf155580bf7c26f&xt=urn:md5:c4225e8e65c5befd0b8419550e3fa0d8&xl=77253962&dn=qtbase-opensource-src-5.4.1.zip&as=https://download.qt.io/new_archive/qt/5.4/5.4.1/submodules/qtbase-opensource-src-5.4.1.zip&tr=http://bt.qt-project.org:6969/announce