| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | pcresyntax | 3 | 373 |
| debian | pcresyntax | 3 | 231 |
| centos | pcresyntax | 3 | 215 |
| x11r4 | pcresyntax | 3 | 196 |
| ultrix | pcresyntax | 3 | 196 |
| php | pcresyntax | 3 | 186 |
| posix | pcresyntax | 3 | 184 |
| osx | pcresyntax | 3 | 178 |
| xfree86 | pcresyntax | 3 | 170 |
| plan9 | pcresyntax | 3 | 168 |
| suse | pcresyntax | 3 | 151 |
| v7 | pcresyntax | 3 | 151 |
| mojave | pcresyntax | 3 | 150 |
| hpux | pcresyntax | 3 | 145 |