| OS | Man Page | Section | Hits |
|---|---|---|---|
| osx | au_open | 3 | 414 |
| mojave | au_open | 3 | 393 |
| freebsd | au_open | 3 | 382 |
| sunos | au_open | 3bsm | 363 |
| opensolaris | au_open | 3bsm | 348 |
| minix | au_open | 3bsm | 343 |
| bsd | au_open | 3bsm | 332 |
| redhat | au_open | 3bsm | 316 |
| v7 | au_open | 3bsm | 309 |
| hpux | au_open | 3bsm | 300 |
| xfree86 | au_open | 3bsm | 299 |
| php | au_open | 3bsm | 284 |
| x11r4 | au_open | 3bsm | 280 |
| debian | au_open | 3bsm | 273 |
| centos | au_open | 3bsm | 270 |
| suse | au_open | 3bsm | 268 |
| netbsd | au_open | 3bsm | 236 |
| posix | au_open | 3bsm | 206 |