| OS | Man Page | Section | Hits |
|---|---|---|---|
| redhat | waitpid | 2 | 2,627 |
| linux | waitpid | 3 | 1,006 |
| v7 | getpid | 2 | 838 |
| freebsd | acpidump | 8 | 758 |
| v7 | waitpid | 3c | 741 |
| minix | getpid | 2 | 689 |
| netbsd | acpidump | 8 | 580 |
| minix | waitpid | 3c | 553 |
| freebsd | acpidb | 8 | 549 |
| linux | pidstat | 1 | 534 |
| php | waitpid | 3c | 499 |
| debian | waitpid | 2 | 488 |
| linux | getpid | 2 | 481 |
| freebsd | waitpid | 2 | 465 |
| opensolaris | nfsmapid | 1m | 464 |
| freebsd | pidfile | 3 | 461 |
| plan9 | waitpid | 3c | 452 |
| freebsd | getpid | 2 | 449 |
| bsd | waitpid | 2 | 437 |
| debian | acpidump | 1 | 437 |
| sunos | waitpid | 3c | 437 |
| x11r4 | waitpid | 3c | 433 |
| centos | pidof | 8 | 425 |
| opensolaris | waitpid | 3c | 425 |
| redhat | pidof | 8 | 422 |
| bsd | pidof | 8 | 418 |
| linux | getppid | 2 | 411 |
| posix | waitpid | 3p | 410 |
| xfree86 | waitpid | 3c | 408 |
| linux | pidof | 8 | 405 |
| suse | pidof | 8 | 384 |
| v7 | pidof | 8 | 382 |
| sunos | nfsmapid | 1m | 382 |
| posix | getpid | 3p | 371 |
| debian | getpid | 2 | 371 |
| centos | getpid | 2 | 366 |
| posix | pidof | 8 | 363 |
| bsd | getpid | 2 | 359 |
| xfree86 | pidof | 8 | 358 |
| opensolaris | getpid | 2 | 355 |
| opendarwin | getpid | 2 | 347 |
| posix | getppid | 3p | 346 |
| suse | getpid | 2 | 343 |
| x11r4 | getpid | 3p | 342 |
| linux | waitpid | 2 | 333 |
| debian | pidof | 8 | 333 |
| mojave | nfs4mapid | 8 | 328 |
| minix | pidof | 8 | 327 |
| linux | pid | 2 | 323 |
| php | pidof | 8 | 322 |