| OS | Man Page | Section | Hits |
|---|---|---|---|
| posix | syscalls | 2 | 1,690 |
| v7 | syscalls | 2 | 761 |
| linux | syscalls | 2 | 650 |
| plan9 | syscalls | 2 | 560 |
| centos | syscalls | 2 | 507 |
| bsd | syscalls | 2 | 473 |
| minix | syscalls | 2 | 470 |
| suse | syscalls | 2 | 463 |
| freebsd | syscalls | 2 | 458 |
| debian | syscalls | 2 | 416 |
| osf1 | syscalls | 2 | 377 |
| x11r4 | syscalls | 2 | 376 |
| opendarwin | syscalls | 2 | 371 |
| osx | syscalls | 2 | 364 |
| redhat | syscalls | 2 | 352 |
| xfree86 | syscalls | 2 | 346 |
| sunos | syscalls | 2 | 339 |
| php | syscalls | 2 | 333 |
| debian | perl::critic::policy::inputoutput::requirecheckedsyscalls | 3pm | 324 |
| ultrix | syscalls | 2 | 282 |
| opensolaris | syscalls | 2 | 282 |
| hpux | syscalls | 2 | 275 |
| centos | perl::critic::policy::inputoutput::requirecheckedsyscalls | 3 | 272 |
| mojave | syscalls | 2 | 268 |