| OS | Man Page | Section | Hits |
|---|---|---|---|
| redhat | xwud | 1 | 564 |
| linux | xwud | 1 | 546 |
| ultrix | xwud | 1 | 519 |
| opendarwin | xwud | 1 | 513 |
| debian | xwud | 1 | 503 |
| suse | xwud | 1 | 492 |
| x11r4 | xwud | 1 | 464 |
| centos | xwud | 1 | 463 |
| hpux | xwud | 1 | 458 |
| osf1 | xwud | 1x | 455 |
| posix | xwud | 1 | 444 |
| osx | xwud | 1 | 444 |
| v7 | xwud | 1 | 441 |
| xfree86 | xwud | 1 | 437 |
| opensolaris | xwud | 1 | 435 |
| sunos | xwud | 1 | 422 |
| mojave | xwud | 1 | 418 |
| plan9 | xwud | 1 | 413 |
| minix | xwud | 1 | 381 |
| freebsd | xwud | 1 | 327 |
| php | xwud | 1 | 285 |