option('qemu_suffix', type : 'string', value: 'qemu', description: 'Suffix for QEMU data/modules/config directories (can be empty)') option('docdir', type : 'string', value : 'doc', description: 'Base directory for documentation installation (can be empty)') option('gettext', type : 'boolean', value : true, description: 'Localization of the GTK+ user interface') option('sdl', type : 'feature', value : 'auto', description: 'SDL user interface') option('sdl_image', type : 'feature', value : 'auto', description: 'SDL Image support for icons') option('u2f', type : 'feature', value : 'auto', description: 'U2F emulation support') option('vnc', type : 'feature', value : 'enabled', description: 'VNC server') option('vnc_jpeg', type : 'feature', value : 'auto', description: 'JPEG lossy compression for VNC server') option('vnc_png', type : 'feature', value : 'auto', description: 'PNG compression for VNC server') option('vnc_sasl', type : 'feature', value : 'auto', description: 'SASL authentication for VNC server') option('xkbcommon', type : 'feature', value : 'auto', description: 'xkbcommon support')