| OS | Man Page | Section | Hits |
|---|---|---|---|
| osx | re_format | 7 | 647 |
| freebsd | re_format | 7 | 433 |
| mojave | re_format | 7 | 243 |
| netbsd | re_format | 7 | 226 |
| opendarwin | re_format | 7 | 162 |
| linux | re_format | 7 | 148 |
| redhat | re_format | 7 | 119 |
| osf1 | re_format | 7 | 105 |
| debian | re_format | 7 | 99 |
| hpux | re_format | 7 | 99 |
| minix | re_format | 7 | 97 |
| sunos | re_format | 7 | 97 |
| v7 | re_format | 7 | 92 |
| php | re_format | 7 | 91 |
| suse | re_format | 7 | 87 |
| centos | re_format | 7 | 87 |
| x11r4 | re_format | 7 | 83 |
| xfree86 | re_format | 7 | 79 |