| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | preadv | 2 | 591 |
| debian | preadv | 2 | 519 |
| netbsd | preadv | 2 | 511 |
| linux | preadv | 2 | 482 |
| centos | preadv | 2 | 395 |
| suse | preadv | 2 | 383 |
| linux | preadv2 | 2 | 377 |
| mojave | preadv | 2 | 319 |
| posix | preadv | 2 | 305 |
| posix | preadv2 | 2 | 293 |
| plan9 | preadv | 2 | 257 |
| osf1 | preadv2 | 2 | 254 |
| opensolaris | preadv | 2 | 252 |
| minix | preadv2 | 2 | 250 |
| opensolaris | preadv2 | 2 | 246 |
| plan9 | preadv2 | 2 | 245 |
| freebsd | preadv2 | 2 | 245 |
| php | preadv2 | 2 | 245 |
| opendarwin | preadv2 | 2 | 240 |
| xfree86 | preadv | 2 | 231 |
| minix | preadv | 2 | 231 |
| mojave | preadv2 | 2 | 230 |
| x11r4 | preadv | 2 | 227 |
| sunos | preadv2 | 2 | 224 |
| osf1 | preadv | 2 | 224 |
| opendarwin | preadv | 2 | 223 |
| xfree86 | preadv2 | 2 | 220 |
| sunos | preadv | 2 | 218 |
| x11r4 | preadv2 | 2 | 217 |
| hpux | preadv | 2 | 212 |
| hpux | preadv2 | 2 | 204 |
| php | preadv | 2 | 204 |