| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 99 |
| freebsd | iswblank | 3 | 72 |
| v7 | iswblank | 3 | 67 |
| minix | iswblank | 3 | 66 |
| redhat | iswblank | 3 | 65 |
| php | iswblank | 3 | 63 |
| freebsd | iswblank_l | 3 | 58 |
| x11r4 | iswblank | 3 | 56 |
| xfree86 | iswblank | 3 | 56 |
| suse | iswblank | 3 | 55 |
| opendarwin | iswblank | 3 | 55 |
| centos | iswblank | 3 | 54 |
| posix | iswblank | 3p | 52 |
| mojave | iswblank | 3 | 51 |
| debian | iswblank | 3 | 49 |
| sunos | iswblank | 3c | 48 |
| bsd | iswblank | 3 | 43 |
| osx | iswblank | 3 | 43 |
| mojave | iswblank_l | 3 | 42 |
| plan9 | iswblank | 3 | 39 |
| opensolaris | iswblank | 3c | 38 |
| netbsd | iswblank | 3 | 37 |
| suse | iswblank | 3p | 32 |
| osx | iswblank_l | 3 | 31 |
| hpux | iswblank | 3c | 25 |
| centos | iswblank | 3p | 22 |