| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | pcresyntax | 3 | 146 |
| centos | pcresyntax | 3 | 66 |
| osx | pcresyntax | 3 | 58 |
| debian | pcresyntax | 3 | 54 |
| x11r4 | pcresyntax | 3 | 51 |
| ultrix | pcresyntax | 3 | 47 |
| posix | pcresyntax | 3 | 46 |
| php | pcresyntax | 3 | 44 |
| v7 | pcresyntax | 3 | 43 |
| xfree86 | pcresyntax | 3 | 41 |
| mojave | pcresyntax | 3 | 37 |
| plan9 | pcresyntax | 3 | 34 |
| suse | pcresyntax | 3 | 32 |
| hpux | pcresyntax | 3 | 28 |