| OS | Man Page | Section | Hits |
|---|---|---|---|
| netbsd | an | 4 | 760 |
| debian | an | 4 | 684 |
| opendarwin | an | 4 | 676 |
| freebsd | an | 4 | 671 |
| redhat | an | 4 | 658 |
| linux | an | 4 | 655 |
| opensolaris | an | 4 | 653 |
| osx | an | 4 | 641 |
| suse | an | 4 | 641 |
| minix | an | 4 | 620 |
| plan9 | an | 4 | 602 |
| xfree86 | an | 4 | 587 |
| php | an | 4 | 556 |
| centos | an | 4 | 535 |
| debian | an | 6 | 432 |
| posix | an | 4 | 420 |
| hpux | an | 4 | 412 |
| bsd | an | 4 | 388 |
| v7 | an | 4 | 376 |