| OS | Man Page | Section | Hits |
|---|---|---|---|
| x11r4 | upsrw | 8 | 697 |
| xfree86 | upsrw | 8 | 694 |
| posix | upsrw | 8 | 681 |
| minix | upsrw | 8 | 680 |
| opendarwin | upsrw | 8 | 678 |
| php | upsrw | 8 | 675 |
| debian | upsrw | 8 | 654 |
| opensolaris | upsrw | 8 | 646 |
| freebsd | upsrw | 8 | 637 |
| redhat | upsrw | 8 | 633 |
| v7 | upsrw | 8 | 625 |
| sunos | upsrw | 8 | 617 |
| ultrix | upsrw | 8 | 609 |