| OS | Man Page | Section | Hits |
|---|---|---|---|
| redhat | xwud | 1 | 347 |
| linux | xwud | 1 | 332 |
| debian | xwud | 1 | 288 |
| hpux | xwud | 1 | 283 |
| suse | xwud | 1 | 282 |
| opendarwin | xwud | 1 | 271 |
| ultrix | xwud | 1 | 269 |
| centos | xwud | 1 | 259 |
| osx | xwud | 1 | 254 |
| sunos | xwud | 1 | 249 |
| xfree86 | xwud | 1 | 241 |
| v7 | xwud | 1 | 241 |
| posix | xwud | 1 | 240 |
| opensolaris | xwud | 1 | 233 |
| x11r4 | xwud | 1 | 230 |
| mojave | xwud | 1 | 227 |
| osf1 | xwud | 1x | 223 |
| plan9 | xwud | 1 | 209 |
| freebsd | xwud | 1 | 200 |
| minix | xwud | 1 | 197 |
| php | xwud | 1 | 172 |