| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | niserror | 1 | 237 |
| linux | niserror | 1 | 217 |
| bsd | niserror | 1 | 214 |
| opendarwin | niserror | 1 | 204 |
| suse | niserror | 1 | 196 |
| mojave | niserror | 1 | 190 |
| x11r4 | niserror | 1 | 178 |
| xfree86 | niserror | 1 | 178 |
| opensolaris | niserror | 1 | 173 |
| osf1 | niserror | 1 | 170 |
| redhat | niserror | 1 | 166 |
| centos | niserror | 1 | 164 |
| minix | niserror | 1 | 164 |
| v7 | niserror | 1 | 163 |
| debian | niserror | 1 | 162 |
| hpux | niserror | 1 | 135 |
| osx | niserror | 1 | 134 |
| plan9 | niserror | 1 | 130 |