option('fontsdir', type : 'string',
       description : 'The directory the fonts should be copied to.')

option('useprebuilt', type : 'boolean', value : false,
       description : 'Use pre-built font binaries in "prebuilt/" instead of buiding from source')

option('buildappstream', type : 'boolean', value : true,
       description : 'Build Appstream metadata file')