| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | niserror | 1 | 350 |
| bsd | niserror | 1 | 345 |
| linux | niserror | 1 | 316 |
| opendarwin | niserror | 1 | 313 |
| suse | niserror | 1 | 299 |
| opensolaris | niserror | 1 | 293 |
| mojave | niserror | 1 | 291 |
| osf1 | niserror | 1 | 266 |
| xfree86 | niserror | 1 | 261 |
| redhat | niserror | 1 | 260 |
| minix | niserror | 1 | 258 |
| centos | niserror | 1 | 255 |
| x11r4 | niserror | 1 | 255 |
| v7 | niserror | 1 | 253 |
| debian | niserror | 1 | 249 |
| plan9 | niserror | 1 | 231 |
| hpux | niserror | 1 | 190 |
| osx | niserror | 1 | 186 |