opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
opt.add_option('--use-lld', action='store_true', default=False, help='use lld linker')
opt.add_option('--enable-disk', action='store_true', default=False, help='build dcpomatic2_disk tool; requires Boost process, lwext4 and nanomsg libraries')
opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
opt.add_option('--use-lld', action='store_true', default=False, help='use lld linker')
opt.add_option('--enable-disk', action='store_true', default=False, help='build dcpomatic2_disk tool; requires Boost process, lwext4 and nanomsg libraries')