| OS | Man Page | Section | Hits |
|---|---|---|---|
| freebsd | iswalnum | 3 | 233 |
| linux | iswalnum | 3 | 217 |
| redhat | iswalnum | 3 | 203 |
| osx | iswalnum | 3 | 184 |
| mojave | iswalnum_l | 3 | 183 |
| centos | iswalnum | 3 | 183 |
| mojave | iswalnum | 3 | 180 |
| xfree86 | iswalnum | 3 | 180 |
| freebsd | iswalnum_l | 3 | 177 |
| suse | iswalnum | 3 | 176 |
| php | iswalnum | 3 | 171 |
| osx | iswalnum_l | 3 | 169 |
| debian | iswalnum | 3 | 157 |
| v7 | iswalnum | 3 | 156 |
| minix | iswalnum | 3 | 151 |
| posix | iswalnum | 3p | 151 |
| plan9 | iswalnum | 3 | 148 |
| opendarwin | iswalnum | 3 | 144 |
| x11r4 | iswalnum | 3 | 141 |
| suse | iswalnum | 3p | 132 |
| bsd | iswalnum | 3 | 130 |
| osf1 | iswalnum | 3 | 128 |
| centos | iswalnum | 3p | 123 |
| netbsd | iswalnum | 3 | 116 |
| sunos | iswalnum | 3c | 112 |
| opensolaris | iswalnum | 3c | 95 |
| hpux | iswalnum | 3c | 90 |