| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | rd | 9f | 426 |
| redhat | rd | 9f | 424 |
| osx | rd | 9f | 393 |
| mojave | rd | 9f | 361 |
| centos | rd | 9f | 357 |
| opensolaris | rd | 9f | 351 |
| suse | rd | 9f | 350 |
| freebsd | rd | 9f | 342 |
| xfree86 | rd | 9f | 341 |
| netbsd | rd | 9f | 339 |
| hpux | rd | 9f | 318 |
| debian | rd | 9f | 316 |
| posix | rd | 9f | 306 |
| minix | rd | 9f | 294 |
| linux | rd | 9f | 283 |
| osf1 | rd | 9r | 258 |
| php | rd | 9f | 239 |