- {"split-only", no_argument, NULL, 's'},
- {"tagged-paragraph", no_argument, NULL, 't'},
- {"uniform-spacing", no_argument, NULL, 'u'},
-+ {"single-spaces", no_argument, NULL, 'n'},
- {"width", required_argument, NULL, 'w'},
- {"goal", required_argument, NULL, 'g'},
+ {"split-only", no_argument, nullptr, 's'},
+ {"tagged-paragraph", no_argument, nullptr, 't'},
+ {"uniform-spacing", no_argument, nullptr, 'u'},
++ {"single-spaces", no_argument, nullptr, 'n'},
+ {"width", required_argument, nullptr, 'w'},
+ {"goal", required_argument, nullptr, 'g'},