| OS | Man Page | Section | Hits |
|---|---|---|---|
| v7 | y1 | 3 | 251 |
| centos | y1 | 3 | 207 |
| php | y1 | 3 | 191 |
| debian | y1 | 3 | 189 |
| opendarwin | y1 | 3 | 189 |
| redhat | y1 | 3 | 183 |
| posix | y1 | 3 | 183 |
| suse | y1 | 3p | 172 |
| linux | y1 | 3 | 169 |
| osx | y1 | 3 | 169 |
| xfree86 | y1 | 3 | 167 |
| plan9 | y1 | 3 | 167 |
| mojave | y1 | 3 | 163 |
| suse | y1 | 3 | 157 |
| centos | y1 | 3p | 151 |
| sunos | y1 | 3m | 144 |
| freebsd | y1 | 3 | 131 |
| opensolaris | y1 | 3m | 130 |
| netbsd | y1 | 3 | 130 |
| hpux | y1 | 3m | 122 |
| osf1 | y1 | 3 | 119 |
| ultrix | y1 | 3m | 93 |