leftwing@romulus ~ $ getconf -a | grep 2001
POSIX2_C_BIND:                  200112
POSIX2_FORT_RUN:                200112
_POSIX2_C_BIND:                 200112
_POSIX2_FORT_RUN:               200112
_POSIX_BARRIERS:                200112
_POSIX_CLOCK_SELECTION:         200112
_POSIX_IPV6:                    200112
_POSIX_MONOTONIC_CLOCK:         200112
_POSIX_RAW_SOCKETS:             200112
_POSIX_READER_WRITER_LOCKS:     200112
_POSIX_SPAWN:                   200112
_POSIX_SPIN_LOCKS:              200112
_POSIX_TIMEOUTS:                200112