| OS | Man Page | Section | Hits |
|---|---|---|---|
| centos | synos | 1 | 502 |
| opensolaris | synos | 1 | 458 |
| posix | synos | 1 | 443 |
| debian | synos | 1 | 428 |
| freebsd | synos | 1 | 427 |
| linux | synos | 1 | 414 |
| ultrix | synos | 1 | 410 |
| x11r4 | synos | 1 | 393 |
| redhat | synos | 1 | 391 |
| osf1 | synos | 1 | 391 |
| xfree86 | synos | 1 | 382 |
| bsd | synos | 1 | 375 |
| v7 | synos | 1 | 368 |
| opendarwin | synos | 1 | 352 |
| mojave | synos | 1 | 340 |
| plan9 | synos | 1 | 330 |
| php | synos | 1 | 240 |
| hpux | synos | 1 | 238 |