GTK3 support is available in the main package. GTK2 is now in ibus-gtk2. Enable GTK4 support in ibus-gtk4. This change allows not to depend on gtk+2 by default.
GTK3 support is available in the main package. GTK2 is now in ibus-gtk2. Enable GTK4 support in ibus-gtk4. This change allows not to depend on gtk+2 by default.