| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 598 |
| suse | iswblank | 3 | 545 |
| freebsd | iswblank | 3 | 544 |
| centos | iswblank | 3 | 537 |
| debian | iswblank | 3 | 504 |
| posix | iswblank | 3p | 495 |
| redhat | iswblank | 3 | 491 |
| x11r4 | iswblank | 3 | 477 |
| xfree86 | iswblank | 3 | 473 |
| bsd | iswblank | 3 | 472 |
| minix | iswblank | 3 | 461 |
| php | iswblank | 3 | 460 |
| opendarwin | iswblank | 3 | 459 |
| v7 | iswblank | 3 | 458 |
| plan9 | iswblank | 3 | 440 |
| suse | iswblank | 3p | 436 |
| mojave | iswblank | 3 | 398 |
| freebsd | iswblank_l | 3 | 394 |
| mojave | iswblank_l | 3 | 386 |
| centos | iswblank | 3p | 341 |
| opensolaris | iswblank | 3c | 337 |
| hpux | iswblank | 3c | 294 |
| sunos | iswblank | 3c | 273 |
| osx | iswblank_l | 3 | 248 |
| osx | iswblank | 3 | 246 |
| netbsd | iswblank | 3 | 209 |