| OS | Man Page | Section | Hits |
|---|---|---|---|
| opensolaris | regcmp | 3c | 465 |
| sunos | regcmp | 3c | 421 |
| hpux | regcmp | 1 | 380 |
| xfree86 | regcmp | 1 | 349 |
| opensolaris | regcmp | 1 | 345 |
| opendarwin | regcmp | 1 | 339 |
| php | regcmp | 1 | 336 |
| suse | regcmp | 1 | 332 |
| posix | regcmp | 1 | 319 |
| minix | regcmp | 1 | 316 |
| linux | regcmp | 1 | 316 |
| centos | regcmp | 1 | 307 |
| mojave | regcmp | 1 | 302 |
| plan9 | regcmp | 1 | 297 |
| v7 | regcmp | 1 | 294 |
| sunos | regcmp | 1 | 282 |
| x11r4 | regcmp | 1 | 278 |
| osx | regcmp | 1 | 269 |
| osf1 | regcmp | 3 | 261 |