option('cheese', type: 'boolean', value: true, description: 'build with cheese webcam support')
option('documentation', type: 'boolean', value: false, description: 'build documentation')
option('gnome_session_libexecdir', type: 'string', value: '', description: 'Directory for gnome-session\'s libexecdir')
option('ibus', type: 'boolean', value: true, description: 'build with IBus support')
option('wayland', type: 'boolean', value: true, description: 'build with Wayland support')