| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | vcsa | 4 | 224 |
| redhat | vcsa | 4 | 213 |
| bsd | vcsa | 4 | 207 |
| centos | vcsa | 4 | 171 |
| v7 | vcsa | 4 | 168 |
| opensolaris | vcsa | 4 | 167 |
| opendarwin | vcsa | 4 | 152 |
| debian | vcsa | 4 | 150 |
| xfree86 | vcsa | 4 | 146 |
| plan9 | vcsa | 4 | 145 |
| suse | vcsa | 4 | 145 |
| posix | vcsa | 4 | 133 |
| freebsd | vcsa | 4 | 132 |
| x11r4 | vcsa | 4 | 127 |
| php | vcsa | 4 | 114 |
| minix | vcsa | 4 | 105 |
| mojave | vcsa | 4 | 102 |
| hpux | vcsa | 4 | 102 |
| sunos | vcsa | 4 | 91 |
| osf1 | vcsa | 4 | 89 |