| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | pcresyntax | 3 | 221 |
| centos | pcresyntax | 3 | 119 |
| x11r4 | pcresyntax | 3 | 112 |
| debian | pcresyntax | 3 | 110 |
| osx | pcresyntax | 3 | 108 |
| php | pcresyntax | 3 | 106 |
| ultrix | pcresyntax | 3 | 97 |
| plan9 | pcresyntax | 3 | 95 |
| v7 | pcresyntax | 3 | 92 |
| posix | pcresyntax | 3 | 92 |
| xfree86 | pcresyntax | 3 | 83 |
| suse | pcresyntax | 3 | 79 |
| mojave | pcresyntax | 3 | 74 |
| hpux | pcresyntax | 3 | 74 |