| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | vcsa | 4 | 186 |
| redhat | vcsa | 4 | 179 |
| bsd | vcsa | 4 | 174 |
| opensolaris | vcsa | 4 | 145 |
| v7 | vcsa | 4 | 133 |
| centos | vcsa | 4 | 130 |
| debian | vcsa | 4 | 124 |
| suse | vcsa | 4 | 120 |
| opendarwin | vcsa | 4 | 118 |
| plan9 | vcsa | 4 | 117 |
| xfree86 | vcsa | 4 | 115 |
| x11r4 | vcsa | 4 | 112 |
| freebsd | vcsa | 4 | 108 |
| posix | vcsa | 4 | 107 |
| minix | vcsa | 4 | 96 |
| mojave | vcsa | 4 | 84 |
| hpux | vcsa | 4 | 84 |
| php | vcsa | 4 | 83 |
| sunos | vcsa | 4 | 75 |
| osf1 | vcsa | 4 | 72 |