| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | isnan | 3m | 466 |
| opensolaris | isnan | 3m | 398 |
| opensolaris | isnand | 3c | 357 |
| osx | isnand | 3c | 330 |
| linux | isnan | 3 | 328 |
| posix | isnan | 3p | 320 |
| hpux | isnan | 3m | 310 |
| sunos | isnand | 3c | 308 |
| mojave | isnand | 3c | 302 |
| netbsd | isnan | 3 | 295 |
| mojave | isnan | 3 | 292 |
| freebsd | isnan | 3 | 290 |
| opendarwin | isnan | 3 | 289 |
| centos | isnan | 3p | 281 |
| opendarwin | isnand | 3c | 274 |
| linux | isnanf | 3 | 261 |
| opensolaris | isnanf | 3c | 242 |
| xfree86 | isnan | 3 | 227 |
| osx | isnan | 3 | 222 |
| linux | isnanl | 3 | 221 |
| suse | isnan | 3p | 215 |
| sunos | isnanf | 3c | 206 |
| suse | isnan | 3 | 206 |
| redhat | isnan | 3 | 204 |
| v7 | isnan | 3 | 204 |
| centos | isnan | 3 | 202 |
| php | isnan | 3 | 201 |
| debian | isnan | 3 | 201 |
| x11r4 | isnan | 3 | 199 |
| osf1 | isnan | 3 | 189 |
| centos | isnanf | 3 | 181 |
| centos | isnanl | 3 | 175 |
| plan9 | isnan | 3 | 175 |
| ultrix | isnan | 3 | 165 |
| centos | dlaisnan | 3 | 161 |
| centos | dlaisnan.f | 3 | 156 |
| debian | isnanl | 3 | 149 |
| ultrix | isnanf | 3m | 148 |
| debian | isnanf | 3 | 148 |
| centos | disnan | 3 | 143 |
| ultrix | isnand | 3m | 142 |
| netbsd | isnanf | 3 | 141 |
| centos | sisnan | 3 | 128 |
| centos | slaisnan | 3 | 125 |
| debian | sisnan | 3 | 118 |
| suse | isnanl | 3 | 114 |
| suse | isnanf | 3 | 114 |
| centos | slaisnan.f | 3 | 105 |
| debian | slaisnan | 3 | 103 |
| debian | disnan | 3 | 97 |