| OS | Man Page | Section | Hits |
|---|---|---|---|
| opensolaris | regcmp | 3c | 572 |
| hpux | regcmp | 1 | 568 |
| sunos | regcmp | 3c | 553 |
| opendarwin | regcmp | 1 | 493 |
| xfree86 | regcmp | 1 | 478 |
| php | regcmp | 1 | 454 |
| linux | regcmp | 1 | 444 |
| suse | regcmp | 1 | 443 |
| opensolaris | regcmp | 1 | 438 |
| posix | regcmp | 1 | 436 |
| v7 | regcmp | 1 | 433 |
| centos | regcmp | 1 | 430 |
| minix | regcmp | 1 | 415 |
| plan9 | regcmp | 1 | 405 |
| mojave | regcmp | 1 | 389 |
| x11r4 | regcmp | 1 | 385 |
| sunos | regcmp | 1 | 374 |
| osf1 | regcmp | 3 | 339 |
| osx | regcmp | 1 | 336 |