| OS | Man Page | Section | Hits |
|---|---|---|---|
| suse | on | 1 | 398 |
| linux | on | 1 | 380 |
| osf1 | on | 0x1 | 373 |
| redhat | on | 1 | 316 |
| debian | on | 1 | 302 |
| opendarwin | on | 1 | 259 |
| x11r4 | on | 1 | 258 |
| sunos | on | 1 | 255 |
| php | on | 1 | 253 |
| centos | on | 1 | 246 |
| osx | on | 1 | 239 |
| opensolaris | on | 1 | 228 |
| bsd | on | 1 | 222 |
| osf1 | on | 1 | 218 |
| hpux | on | 1 | 201 |
| plan9 | on | 1 | 187 |
| v7 | on | 1 | 186 |
| posix | on | 1 | 186 |
| freebsd | on | 1 | 153 |
| xfree86 | on | 1 | 135 |
| minix | on | 1 | 132 |