| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 249 |
| freebsd | iswblank | 3 | 227 |
| debian | iswblank | 3 | 200 |
| opendarwin | iswblank | 3 | 199 |
| php | iswblank | 3 | 199 |
| x11r4 | iswblank | 3 | 198 |
| v7 | iswblank | 3 | 197 |
| xfree86 | iswblank | 3 | 194 |
| suse | iswblank | 3 | 194 |
| redhat | iswblank | 3 | 193 |
| posix | iswblank | 3p | 189 |
| centos | iswblank | 3 | 188 |
| minix | iswblank | 3 | 188 |
| plan9 | iswblank | 3 | 175 |
| bsd | iswblank | 3 | 174 |
| freebsd | iswblank_l | 3 | 172 |
| suse | iswblank | 3p | 165 |
| mojave | iswblank | 3 | 155 |
| mojave | iswblank_l | 3 | 145 |
| centos | iswblank | 3p | 121 |
| osx | iswblank | 3 | 119 |
| sunos | iswblank | 3c | 113 |
| hpux | iswblank | 3c | 111 |
| osx | iswblank_l | 3 | 109 |
| opensolaris | iswblank | 3c | 108 |
| netbsd | iswblank | 3 | 98 |