| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | getopt_long | 3 | 446 |
| hpux | getopt_long | 3 | 418 |
| linux | getopt_long | 3 | 396 |
| posix | getopt_long | 3 | 395 |
| mojave | getopt_long | 3 | 392 |
| xfree86 | getopt_long | 3 | 386 |
| opensolaris | getopt_long | 3 | 362 |
| debian | getopt_long | 3 | 355 |
| x11r4 | getopt_long | 3 | 345 |
| opendarwin | getopt_long | 3 | 343 |
| osx | getopt_long | 3 | 317 |
| sunos | getopt_long | 3c | 314 |
| netbsd | getopt_long | 3 | 300 |
| php | getopt_long | 3 | 293 |
| redhat | getopt_long_only | 3 | 272 |
| suse | getopt_long | 3 | 260 |
| centos | getopt_long | 3 | 241 |
| redhat | getopt_long | 3 | 241 |
| sunos | getopt_long_only | 3c | 217 |
| linux | getopt_long_only | 3 | 210 |
| freebsd | getopt_long_only | 3 | 188 |
| mojave | getopt_long_only | 3 | 184 |
| centos | getopt_long_only | 3 | 169 |
| osx | getopt_long_only | 3 | 166 |
| debian | getopt_long_only | 3 | 154 |
| suse | getopt_long_only | 3 | 143 |