| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 418 |
| freebsd | iswblank | 3 | 376 |
| centos | iswblank | 3 | 375 |
| suse | iswblank | 3 | 364 |
| posix | iswblank | 3p | 352 |
| opendarwin | iswblank | 3 | 339 |
| xfree86 | iswblank | 3 | 332 |
| redhat | iswblank | 3 | 331 |
| debian | iswblank | 3 | 328 |
| php | iswblank | 3 | 326 |
| minix | iswblank | 3 | 320 |
| x11r4 | iswblank | 3 | 319 |
| v7 | iswblank | 3 | 316 |
| bsd | iswblank | 3 | 308 |
| plan9 | iswblank | 3 | 303 |
| mojave | iswblank_l | 3 | 283 |
| freebsd | iswblank_l | 3 | 279 |
| suse | iswblank | 3p | 279 |
| mojave | iswblank | 3 | 273 |
| opensolaris | iswblank | 3c | 250 |
| centos | iswblank | 3p | 232 |
| sunos | iswblank | 3c | 200 |
| hpux | iswblank | 3c | 197 |
| osx | iswblank | 3 | 177 |
| osx | iswblank_l | 3 | 171 |
| netbsd | iswblank | 3 | 141 |