option('disable-mtab', type : 'boolean', value : false, description: 'Disable and ignore usage of /etc/mtab') option('udevrulesdir', type : 'string', value : '', description: 'Where to install udev rules (if empty, query pkg-config(1))') option('initscriptdir', type : 'string', value : '/etc/init.d/', description: 'Init script installation location (if empty, disable init script installation)') option('utils', type : 'boolean', value : true, description: 'Whether or not to build and install helper programs') option('examples', type : 'boolean', value : true, description: 'Whether or not to build example programs') option('useroot', type : 'boolean', value : true, description: 'Set owner and setuid bits on installed files') option('tests', type : 'boolean', value : true, description: 'Compile the test files') option('disable-libc-symbol-version', type : 'boolean', value : false, description: 'Disable versioned symbols through libc')