| OS | Man Page | Section | Hits |
|---|---|---|---|
| osx | pdfroff | 1 | 578 |
| xfree86 | pdfroff | 1 | 403 |
| linux | pdfroff | 1 | 382 |
| centos | pdfroff | 1 | 370 |
| posix | pdfroff | 1 | 348 |
| minix | pdfroff | 1 | 315 |
| sunos | pdfroff | 1 | 309 |
| php | pdfroff | 1 | 304 |
| hpux | pdfroff | 1 | 303 |
| x11r4 | pdfroff | 1 | 297 |
| plan9 | pdfroff | 1 | 297 |
| ultrix | pdfroff | 1 | 293 |
| debian | pdfroff | 1 | 289 |
| v7 | pdfroff | 1 | 281 |
| osf1 | pdfroff | 1 | 261 |