| OS | Man Page | Section | Hits |
|---|---|---|---|
| suse | on | 1 | 554 |
| linux | on | 1 | 454 |
| osf1 | on | 0x1 | 453 |
| debian | on | 1 | 395 |
| redhat | on | 1 | 390 |
| opensolaris | on | 1 | 354 |
| opendarwin | on | 1 | 320 |
| sunos | on | 1 | 317 |
| x11r4 | on | 1 | 317 |
| bsd | on | 1 | 313 |
| centos | on | 1 | 313 |
| php | on | 1 | 305 |
| osx | on | 1 | 299 |
| osf1 | on | 1 | 284 |
| hpux | on | 1 | 262 |
| plan9 | on | 1 | 249 |
| v7 | on | 1 | 241 |
| posix | on | 1 | 226 |
| freebsd | on | 1 | 186 |
| xfree86 | on | 1 | 175 |
| minix | on | 1 | 169 |