| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | sx | 9 | 413 |
| linux | sx | 9 | 406 |
| bsd | sx | 9 | 310 |
| redhat | sx | 1 | 278 |
| debian | sx | 9 | 260 |
| centos | sx | 9 | 197 |
| plan9 | sx | 9 | 185 |
| osx | sx | 9 | 180 |
| php | sx | 9 | 177 |
| minix | sx | 9 | 174 |
| posix | sx | 9 | 173 |
| suse | sx | 9 | 166 |
| opensolaris | sx | 9 | 163 |
| xfree86 | sx | 9 | 161 |
| hpux | sx | 9 | 159 |
| mojave | sx | 9 | 158 |
| ultrix | sx | 9 | 140 |