| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | iswblank | 3 | 212 |
| freebsd | iswblank | 3 | 179 |
| debian | iswblank | 3 | 162 |
| php | iswblank | 3 | 161 |
| redhat | iswblank | 3 | 160 |
| v7 | iswblank | 3 | 160 |
| xfree86 | iswblank | 3 | 157 |
| x11r4 | iswblank | 3 | 157 |
| minix | iswblank | 3 | 156 |
| suse | iswblank | 3 | 155 |
| opendarwin | iswblank | 3 | 149 |
| posix | iswblank | 3p | 149 |
| centos | iswblank | 3 | 144 |
| freebsd | iswblank_l | 3 | 142 |
| plan9 | iswblank | 3 | 135 |
| bsd | iswblank | 3 | 133 |
| suse | iswblank | 3p | 124 |
| mojave | iswblank | 3 | 118 |
| mojave | iswblank_l | 3 | 110 |
| sunos | iswblank | 3c | 97 |
| osx | iswblank | 3 | 97 |
| centos | iswblank | 3p | 96 |
| osx | iswblank_l | 3 | 93 |
| opensolaris | iswblank | 3c | 92 |
| hpux | iswblank | 3c | 85 |
| netbsd | iswblank | 3 | 83 |