| OS | Man Page | Section | Hits |
|---|---|---|---|
| minix | mdoc-validate | 1 | 260 |
| ultrix | mdoc-validate | 1 | 260 |
| suse | mdoc-validate | 1 | 254 |
| xfree86 | mdoc-validate | 1 | 247 |
| posix | mdoc-validate | 1 | 239 |
| hpux | mdoc-validate | 1 | 229 |
| debian | mdoc-validate | 1 | 227 |
| x11r4 | mdoc-validate | 1 | 224 |
| plan9 | mdoc-validate | 1 | 213 |
| php | mdoc-validate | 1 | 197 |