| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | y0 | 3 | 111 |
| centos | y0 | 3 | 77 |
| sunos | y0 | 3m | 75 |
| opensolaris | y0 | 3m | 62 |
| debian | y0 | 3 | 55 |
| plan9 | y0 | 3 | 54 |
| suse | y0 | 3 | 50 |
| xfree86 | y0 | 3 | 50 |
| suse | y0 | 3p | 44 |
| redhat | y0 | 3 | 41 |
| posix | y0 | 3p | 41 |
| freebsd | y0 | 3 | 40 |
| hpux | y0 | 3m | 39 |
| v7 | y0 | 3 | 38 |
| netbsd | y0 | 3 | 37 |
| php | y0 | 3 | 37 |
| centos | y0 | 3p | 36 |
| opendarwin | y0 | 3 | 33 |
| osf1 | y0 | 3 | 28 |
| mojave | y0 | 3 | 28 |
| osx | y0 | 3 | 26 |
| ultrix | y0 | 3m | 9 |