| OS | Man Page | Section | Hits |
|---|---|---|---|
| minix | mdoc-validate | 1 | 52 |
| suse | mdoc-validate | 1 | 48 |
| posix | mdoc-validate | 1 | 36 |
| ultrix | mdoc-validate | 1 | 36 |
| xfree86 | mdoc-validate | 1 | 34 |
| php | mdoc-validate | 1 | 33 |
| debian | mdoc-validate | 1 | 32 |
| x11r4 | mdoc-validate | 1 | 32 |
| hpux | mdoc-validate | 1 | 32 |
| plan9 | mdoc-validate | 1 | 29 |