| OS | Man Page | Section | Hits |
|---|---|---|---|
| centos | chkey | 1 | 248 |
| sunos | chkey | 1 | 225 |
| freebsd | chkey | 1 | 225 |
| opensolaris | chkey | 1 | 206 |
| osf1 | chkey | 1 | 206 |
| bsd | chkey | 1 | 203 |
| redhat | chkey | 1 | 202 |
| hpux | chkey | 1 | 200 |
| php | chkey | 1 | 199 |
| debian | chkey | 1 | 196 |
| plan9 | chkey | 1 | 194 |
| v7 | chkey | 1 | 189 |
| opendarwin | chkey | 1 | 189 |
| x11r4 | chkey | 1 | 180 |
| linux | chkey | 1 | 180 |
| suse | chkey | 1 | 177 |
| posix | chkey | 1 | 171 |
| mojave | chkey | 1 | 169 |
| minix | chkey | 1 | 164 |
| osx | chkey | 1 | 159 |
| xfree86 | chkey | 1 | 119 |