| OS | Man Page | Section | Hits |
|---|---|---|---|
| sunos | isnan | 3m | 525 |
| opensolaris | isnan | 3m | 457 |
| opensolaris | isnand | 3c | 438 |
| linux | isnan | 3 | 396 |
| posix | isnan | 3p | 395 |
| osx | isnand | 3c | 390 |
| hpux | isnan | 3m | 385 |
| mojave | isnan | 3 | 375 |
| sunos | isnand | 3c | 374 |
| opendarwin | isnan | 3 | 367 |
| mojave | isnand | 3c | 366 |
| netbsd | isnan | 3 | 351 |
| freebsd | isnan | 3 | 342 |
| opendarwin | isnand | 3c | 334 |
| centos | isnan | 3p | 319 |
| linux | isnanf | 3 | 311 |
| xfree86 | isnan | 3 | 298 |
| osx | isnan | 3 | 288 |
| opensolaris | isnanf | 3c | 287 |
| suse | isnan | 3p | 266 |
| v7 | isnan | 3 | 264 |
| linux | isnanl | 3 | 262 |
| debian | isnan | 3 | 254 |
| sunos | isnanf | 3c | 253 |
| suse | isnan | 3 | 253 |
| x11r4 | isnan | 3 | 248 |
| centos | isnan | 3 | 246 |
| redhat | isnan | 3 | 242 |
| php | isnan | 3 | 240 |
| osf1 | isnan | 3 | 238 |
| centos | isnanf | 3 | 213 |
| centos | isnanl | 3 | 211 |
| plan9 | isnan | 3 | 206 |
| ultrix | isnan | 3 | 188 |
| ultrix | isnanf | 3m | 182 |
| ultrix | isnand | 3m | 180 |
| centos | dlaisnan | 3 | 180 |
| debian | isnanl | 3 | 173 |
| netbsd | isnanf | 3 | 173 |
| centos | dlaisnan.f | 3 | 169 |
| debian | isnanf | 3 | 165 |
| centos | disnan | 3 | 156 |
| suse | isnanl | 3 | 151 |
| centos | slaisnan | 3 | 149 |
| centos | sisnan | 3 | 148 |
| debian | sisnan | 3 | 130 |
| suse | isnanf | 3 | 126 |
| debian | slaisnan | 3 | 117 |
| centos | slaisnan.f | 3 | 116 |
| debian | disnan | 3 | 110 |