| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | rl | 1 | 198 |
| freebsd | rl | 4 | 192 |
| bsd | rl | 4 | 171 |
| debian | rl | 4 | 152 |
| redhat | rl | 1 | 106 |
| v7 | rl | 1 | 105 |
| opensolaris | rl | 1 | 101 |
| posix | rl | 1 | 99 |
| php | rl | 1 | 96 |
| netbsd | rl | 1 | 93 |
| suse | rl | 1 | 88 |
| plan9 | rl | 1 | 87 |
| osx | rl | 1 | 84 |
| minix | rl | 1 | 81 |
| centos | rl | 1 | 77 |
| xfree86 | rl | 1 | 76 |
| debian | rl | 1 | 72 |
| opendarwin | rl | 1 | 61 |