| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 488 |
| centos | iswblank | 3 | 448 |
| suse | iswblank | 3 | 446 |
| freebsd | iswblank | 3 | 440 |
| debian | iswblank | 3 | 397 |
| redhat | iswblank | 3 | 387 |
| posix | iswblank | 3p | 387 |
| xfree86 | iswblank | 3 | 380 |
| opendarwin | iswblank | 3 | 378 |
| x11r4 | iswblank | 3 | 375 |
| v7 | iswblank | 3 | 372 |
| minix | iswblank | 3 | 371 |
| bsd | iswblank | 3 | 370 |
| php | iswblank | 3 | 363 |
| plan9 | iswblank | 3 | 349 |
| freebsd | iswblank_l | 3 | 328 |
| mojave | iswblank | 3 | 326 |
| suse | iswblank | 3p | 320 |
| mojave | iswblank_l | 3 | 309 |
| opensolaris | iswblank | 3c | 277 |
| centos | iswblank | 3p | 255 |
| hpux | iswblank | 3c | 233 |
| sunos | iswblank | 3c | 228 |
| osx | iswblank | 3 | 197 |
| osx | iswblank_l | 3 | 192 |
| netbsd | iswblank | 3 | 162 |