File synergy-1.5.0-disable-version-check.patch of Package synergy
--- synergy-core-1.9.1-stable/src/gui/src/MainWindow.cpp 2018-04-10 12:18:42.000000000 +0200 +++ synergy-core-1.9.1-stable/src/gui/src/MainWindow.cpp.new 2018-06-11 16:06:19.292619233 +0200 @@ -197,7 +197,7 @@ void MainWindow::open() showNormal(); } - m_VersionChecker.checkLatest(); + //m_VersionChecker.checkLatest(); if (!appConfig().autoConfigPrompted()) { promptAutoConfig();