LICENSE="GPL-3" cflow --version: cflow (GNU cflow) 1.7 Copyright (C) 2005-2021 Sergey Poznyakoff License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Written by Sergey Poznyakoff. Should be: LICENSE="GPL-3+"