| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | stdio | 3 | 1,021 |
| bsd | stdio | 3s | 897 |
| redhat | stdio | 3 | 809 |
| opensolaris | stdio | 3c | 799 |
| sunos | stdio | 3c | 792 |
| centos | stdio | 3 | 755 |
| suse | stdio | 3 | 754 |
| hpux | stdio | 3s | 732 |
| debian | stdio | 3 | 718 |
| mojave | stdio | 3 | 696 |
| ultrix | stdio | 3s | 675 |
| freebsd | stdio | 3 | 673 |
| centos | unlocked_stdio | 3 | 657 |
| posix | stdio | 3 | 631 |
| v7 | stdio | 3s | 615 |
| opendarwin | stdio | 3 | 598 |
| netbsd | stdio | 3 | 594 |
| osx | stdio | 3 | 583 |
| bsd | unlocked_stdio | 3 | 574 |
| x11r4 | stdio | 3 | 573 |
| linux | unlocked_stdio | 3 | 549 |
| minix | stdio | 3 | 546 |
| minix | unlocked_stdio | 3 | 546 |
| xfree86 | stdio | 3 | 545 |
| plan9 | stdio | 3 | 531 |
| debian | unlocked_stdio | 3 | 522 |
| php | stdio | 3 | 518 |
| opendarwin | unlocked_stdio | 3 | 516 |
| suse | unlocked_stdio | 3 | 504 |
| opensolaris | enable_extended_file_stdio | 3c | 504 |
| xfree86 | unlocked_stdio | 3 | 503 |
| x11r4 | unlocked_stdio | 3 | 498 |
| redhat | unlocked_stdio | 3 | 493 |
| plan9 | unlocked_stdio | 3 | 490 |
| php | unlocked_stdio | 3 | 474 |
| linux | stdio_ext | 3 | 471 |
| redhat | stdio_ext | 3 | 445 |
| v7 | unlocked_stdio | 3 | 438 |
| posix | unlocked_stdio | 3 | 413 |
| opendarwin | stdio_ext | 3 | 408 |
| opensolaris | stdio.h | 3head | 404 |
| centos | stdio_ext | 3 | 402 |
| posix | stdio_ext | 3 | 371 |
| xfree86 | stdio_ext | 3 | 367 |
| x11r4 | stdio_ext | 3 | 358 |
| suse | stdio_ext | 3 | 353 |
| plan9 | stdio_ext | 3 | 348 |
| opensolaris | stdio | 3head | 341 |
| php | stdio_ext | 3 | 340 |
| sunos | stdio | 3head | 336 |