| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | ap | 8 | 650 |
| redhat | ap | 8 | 607 |
| opendarwin | ap | 8 | 587 |
| v7 | ap | 8 | 584 |
| opensolaris | ap | 8 | 583 |
| suse | ap | 8 | 571 |
| sunos | ap | 8 | 558 |
| centos | ap | 8 | 555 |
| osx | ap | 8 | 547 |
| x11r4 | ap | 8 | 533 |
| minix | ap | 8 | 531 |
| hpux | ap | 8 | 484 |
| debian | ap | 8 | 483 |
| freebsd | ap | 8 | 481 |
| mojave | ap | 8 | 475 |
| xfree86 | ap | 8 | 442 |
| osf1 | ap | 8 | 420 |
| php | ap | 8 | 403 |
| ultrix | ap | 8mh | 339 |
| debian | ap | 5 | 267 |