opt.add_option('--versioned', action='store_true', default=False, dest='versioned',
help='Add revision information to executable name inside the build directory')
opt.add_option('--windows-vst', action='store_true', default=False, dest='windows_vst',
opt.add_option('--versioned', action='store_true', default=False, dest='versioned',
help='Add revision information to executable name inside the build directory')
opt.add_option('--windows-vst', action='store_true', default=False, dest='windows_vst',