| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | sx | 9 | 371 |
| linux | sx | 9 | 341 |
| bsd | sx | 9 | 284 |
| redhat | sx | 1 | 212 |
| debian | sx | 9 | 203 |
| centos | sx | 9 | 167 |
| osx | sx | 9 | 153 |
| plan9 | sx | 9 | 153 |
| php | sx | 9 | 149 |
| minix | sx | 9 | 141 |
| suse | sx | 9 | 136 |
| opensolaris | sx | 9 | 134 |
| posix | sx | 9 | 134 |
| xfree86 | sx | 9 | 134 |
| mojave | sx | 9 | 126 |
| hpux | sx | 9 | 125 |
| ultrix | sx | 9 | 115 |