| OS | Man Page | Section | Hits |
|---|---|---|---|
| suse | y0 | 3 | 734 |
| linux | y0 | 3 | 728 |
| centos | y0 | 3 | 709 |
| v7 | y0 | 3 | 573 |
| plan9 | y0 | 3 | 568 |
| posix | y0 | 3p | 555 |
| php | y0 | 3 | 542 |
| xfree86 | y0 | 3 | 535 |
| debian | y0 | 3 | 515 |
| mojave | y0 | 3 | 510 |
| suse | y0 | 3p | 491 |
| centos | y0 | 3p | 474 |
| redhat | y0 | 3 | 469 |
| opendarwin | y0 | 3 | 462 |
| sunos | y0 | 3m | 449 |
| osx | y0 | 3 | 438 |
| opensolaris | y0 | 3m | 431 |
| hpux | y0 | 3m | 397 |
| netbsd | y0 | 3 | 311 |
| freebsd | y0 | 3 | 294 |
| osf1 | y0 | 3 | 292 |
| ultrix | y0 | 3m | 254 |