__audit_mq_getsetattr (9) - record audit data for a POSIX MQ get/set attribute
__audit_mq_notify (9) - record audit data for a POSIX MQ notify
__audit_mq_open (9)  - record audit data for a POSIX MQ open
__audit_mq_sendrecv (9) - record audit data for a POSIX MQ timed send/receive
aio (7)              - POSIX asynchronous I/O overview
DateTime::Locale::en_US_POSIX (3pm) - DateTime locale package for "en_US_POSIX"
generic_permission (9) - check for access rights on a Posix-like filesystem
inode_init_owner (9) - Init uid, gid, mode for new inode according to posix s...
locale (3perl)       - Perl pragma to use or avoid POSIX locales for built-in...
lockf (3)            - apply, test or remove a POSIX lock on an open file
Mail::Box::Locker::POSIX (3pm) - lock a folder using kernel file-locking
mq_overview (7)      - overview of POSIX message queues
pcreposix (3)        - Perl-compatible regular expressions.
POSIX (3perl)        - Perl interface to IEEE Std 1003.1
posix_fadvise (2)    - predeclare an access pattern for file data
posix_fallocate (3)  - allocate file space
posix_lock_file (9)  - Apply a POSIX-style lock to a file
posix_lock_inode_wait (9) - Apply a POSIX-style lock to a file
posix_memalign (3)   - allocate aligned memory
posix_openpt (3)     - open a pseudoterminal device
posix_unblock_lock (9) - stop waiting for a file lock
posixoptions (7)     - optional parts of the POSIX standard
pthreads (7)         - POSIX threads
re_format (7)        - POSIX.2 regular expressions
regcomp (3)          - POSIX regex functions
regerror (3)         - POSIX regex functions
regex (3)            - POSIX regex functions
regex (7)            - POSIX.2 regular expressions
regexec (3)          - POSIX regex functions
regfree (3)          - POSIX regex functions
sem_overview (7)     - overview of POSIX semaphores
shm_overview (7)     - overview of POSIX shared memory
sigaddset (3)        - POSIX signal set operations
sigandset (3)        - POSIX signal set operations
sigdelset (3)        - POSIX signal set operations
sigemptyset (3)      - POSIX signal set operations
sigfillset (3)       - POSIX signal set operations
sigisemptyset (3)    - POSIX signal set operations
sigismember (3)      - POSIX signal set operations
sigorset (3)         - POSIX signal set operations
sigsetops (3)        - POSIX signal set operations
timer_create (2)     - create a POSIX per-process timer
timer_delete (2)     - delete a POSIX per-process timer
timer_getoverrun (2) - get overrun count for a POSIX per-process timer
timer_gettime (2)    - arm/disarm and fetch state of POSIX per-process timer
timer_settime (2)    - arm/disarm and fetch state of POSIX per-process timer
wordexp (3)          - perform word expansion like a posix-shell
wordfree (3)         - perform word expansion like a posix-shell