| OS | Man Page | Section | Hits |
|---|---|---|---|
| opensolaris | regcmp | 3c | 275 |
| sunos | regcmp | 3c | 266 |
| hpux | regcmp | 1 | 209 |
| xfree86 | regcmp | 1 | 195 |
| opendarwin | regcmp | 1 | 194 |
| posix | regcmp | 1 | 191 |
| opensolaris | regcmp | 1 | 188 |
| linux | regcmp | 1 | 188 |
| minix | regcmp | 1 | 187 |
| php | regcmp | 1 | 175 |
| suse | regcmp | 1 | 174 |
| mojave | regcmp | 1 | 171 |
| x11r4 | regcmp | 1 | 169 |
| plan9 | regcmp | 1 | 166 |
| sunos | regcmp | 1 | 166 |
| v7 | regcmp | 1 | 163 |
| centos | regcmp | 1 | 160 |
| osf1 | regcmp | 3 | 159 |
| osx | regcmp | 1 | 156 |