| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | zyd | 4 | 647 |
| bsd | zyd | 4 | 632 |
| opensolaris | zyd | 7d | 624 |
| linux | zyd | 4 | 608 |
| redhat | zyd | 4 | 569 |
| php | zyd | 4 | 540 |
| xfree86 | zyd | 4 | 540 |
| posix | zyd | 4 | 515 |
| plan9 | zyd | 4 | 496 |
| osf1 | zyd | 4 | 477 |
| hpux | zyd | 4 | 468 |
| debian | zyd | 4 | 463 |
| centos | zyd | 4 | 459 |
| opendarwin | zyd | 4 | 451 |
| suse | zyd | 4 | 449 |
| v7 | zyd | 4 | 445 |
| netbsd | zyd | 4 | 409 |
| freebsd | if_zyd | 4 | 298 |
| debian | if_zyd | 4 | 294 |