| OS | Man Page | Section | Hits |
|---|---|---|---|
| debian | wb | 4 | 634 |
| php | wb | 4 | 585 |
| linux | wb | 4 | 567 |
| freebsd | wb | 4 | 557 |
| netbsd | wb | 4 | 524 |
| osf1 | wb | 4 | 508 |
| plan9 | wb | 4 | 495 |
| minix | wb | 4 | 481 |
| opendarwin | wb | 4 | 479 |
| centos | wb | 4 | 476 |
| opensolaris | wb | 4 | 475 |
| xfree86 | wb | 4 | 468 |
| redhat | wb | 4 | 461 |
| suse | wb | 4 | 440 |
| osx | wb | 4 | 437 |
| hpux | wb | 4 | 364 |
| bsd | wb | 4 | 356 |