| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | signbit | 3 | 160 |
| sunos | signbit | 3m | 121 |
| freebsd | signbit | 3 | 107 |
| debian | signbit | 3 | 100 |
| suse | signbit | 3 | 99 |
| posix | signbit | 3p | 98 |
| plan9 | signbit | 3 | 96 |
| centos | signbit | 3 | 89 |
| netbsd | signbit | 3 | 89 |
| opensolaris | signbit | 3m | 87 |
| v7 | signbit | 3 | 85 |
| hpux | signbit | 3m | 81 |
| osx | signbit | 3 | 79 |
| xfree86 | signbit | 3 | 74 |
| suse | signbit | 3p | 73 |
| opendarwin | signbit | 3 | 72 |
| mojave | signbit | 3 | 68 |
| redhat | signbit | 3 | 66 |
| centos | signbit | 3p | 52 |