| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | sx | 9 | 668 |
| freebsd | sx | 9 | 655 |
| redhat | sx | 1 | 613 |
| debian | sx | 9 | 549 |
| bsd | sx | 9 | 471 |
| centos | sx | 9 | 436 |
| posix | sx | 9 | 381 |
| plan9 | sx | 9 | 334 |
| mojave | sx | 9 | 321 |
| hpux | sx | 9 | 318 |
| minix | sx | 9 | 315 |
| xfree86 | sx | 9 | 314 |
| suse | sx | 9 | 313 |
| osx | sx | 9 | 312 |
| opensolaris | sx | 9 | 310 |
| php | sx | 9 | 286 |
| ultrix | sx | 9 | 273 |