/usr/ports/net-p2p/qbittorrent % make showconfig
===> The following configuration options are available for qbittorrent-4.5.0:
DBUS=on: D-Bus IPC system support
DEBUG=off: Build with debugging support
PYTHON=off: Install Python to support some plugin functionality
====> libtorrent version number to use: you can only select none or one of them
LIBTORRENT1=on: Version 1.x (default)
LIBTORRENT2=off: Version 2.x (unstable, has memory issues)
===> Use 'make config' to modify these settings