| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | pcrepattern | 3 | 694 |
| x11r4 | pcrepattern | 3 | 423 |
| debian | pcrepattern | 3 | 420 |
| ultrix | pcrepattern | 3 | 378 |
| centos | pcrepattern | 3 | 355 |
| posix | pcrepattern | 3 | 333 |
| osx | pcrepattern | 3 | 328 |
| opensolaris | pcrepattern | 3 | 315 |
| xfree86 | pcrepattern | 3 | 315 |
| suse | pcrepattern | 3 | 313 |
| php | pcrepattern | 3 | 310 |
| plan9 | pcrepattern | 3 | 306 |
| mojave | pcrepattern | 3 | 293 |
| v7 | pcrepattern | 3 | 290 |
| redhat | pcrepattern | 3 | 277 |
| hpux | pcrepattern | 3 | 256 |