CRYPT (man3p)
crypt — string encoding function (CRYPT)
crypt — string encoding function (CRYPT)
atan, atanf, atanl — arc tangent function
memccpy — copy bytes in memory
pthread_rwlock_rdlock, pthread_rwlock_tryrdlock — lock a read-write lock object for reading
fchownat — change owner and group of a file relative to directory file descriptor
posix_trace_attr_getstreamfullpolicy — retrieve and set the behavior of a trace stream (TRACING)
posix_trace_attr_init — initialize the trace stream attributes object (TRACING)
clog, clogf, clogl — complex natural logarithm functions
openat — open file relative to directory file descriptor
pthread_condattr_setclock — set the clock selection condition variable attribute