| OS | Man Page | Section | Hits |
|---|---|---|---|
| v7 | cc | 1 | 1,748 |
| minix | cc | 1 | 589 |
| freebsd | cc | 1 | 521 |
| hpux | cc | 1 | 497 |
| bsd | cc | 1 | 496 |
| x11r4 | cc | 1 | 463 |
| netbsd | cc | 1 | 462 |
| debian | cc | 1 | 424 |
| sunos | cc | 1b | 406 |
| ultrix | cc | 1 | 400 |
| opendarwin | cc | 1 | 394 |
| osx | cc | 1 | 389 |
| php | cc | 1 | 374 |
| opensolaris | cc | 1b | 320 |
| redhat | cc | 1 | 308 |
| linux | cc | 1 | 301 |
| plan9 | cc | 1 | 297 |
| posix | cc | 1 | 281 |
| osf1 | cc | 1 | 260 |
| suse | cc | 1 | 259 |
| mojave | cc | 1 | 258 |
| xfree86 | cc | 1 | 239 |
| centos | cc | 1 | 189 |