option('tests', type: 'boolean', value: false, description: 'Build tests') option('introspection', type: 'boolean', value: true, description: 'Enable introspection for this build') option('gtk_doc', type: 'boolean', value: true, description: 'use gtk-doc to build documentation') option('man', type: 'boolean', value: true, description: 'build manual pages')