#ifndef ISO
type socklen_t

type sa_family_t

type {struct sockaddr}

element {struct sockaddr} sa_family_t sa_family
element {struct sockaddr} char sa_data [0]

type {struct sockaddr_storage}

element {struct sockaddr_storage} sa_family_t ss_family

type {struct msghdr}

element {struct msghdr} {void*} msg_name
element {struct msghdr} socklen_t msg_namelen
element {struct msghdr} {struct iovec*} msg_iov
element {struct msghdr} int msg_iovlen
element {struct msghdr} {void*} msg_control
element {struct msghdr} socklen_t msg_controllen
element {struct msghdr} int msg_flags

type {struct iovec}

element {struct iovec} {void*} iov_base
element {struct iovec} size_t iov_len

type {struct cmsghdr}

element {struct cmsghdr} socklen_t cmsg_len
element {struct cmsghdr} int cmsg_level
element {struct cmsghdr} int cmsg_type

macro SCM_RIGHTS

macro CMSG_DATA
macro CMSG_NXTHDR
macro CMSG_FIRSTHDR

type {struct linger}

element {struct linger} int l_onoff
element {struct linger} int l_linger

macro SOCK_DGRAM
macro SOCK_STREAM
macro SOCK_SEQPACKET

macro SOL_SOCKET

macro SO_ACCEPTCONN
macro SO_BROADCAST
macro SO_DEBUG
macro SO_DONTROUTE
macro SO_ERROR
macro SO_KEEPALIVE
macro SO_LINGER
macro SO_OOBINLINE
macro SO_RCVBUF
macro SO_RCVLOWAT
macro SO_RCVTIMEO
macro SO_REUSEADDR
macro SO_SNDBUF
macro SO_SNDLOWAT
macro SO_SNFTIMEO
macro SO_TYPE

macro SOMAXCONN

macro MSG_CTRUNC
macro MSG_DONTROUTE
macro MSG_EOR
macro MSG_OOB
macro MSG_PEEK
macro MSG_TRUNC
macro MSG_WAITALL

macro AF_UNIX
macro AF_UNSPEC
macro AF_INET
macro_AF_INET6

macro SHUT_RD
macro SHUT_WR
macro SHUT_RDWR

function int accept (int, struct sockaddr*, socklen_t*)
function int bind (int, const struct sockaddr*, socklen_t)
function int connect (int, const struct sockaddr*, socklen_t)
function int getpeername (int, struct sockaddr*, socklen_t*)
function int getsockname (int, struct sockaddr*, socklen_t*)
function int getsockopt (int, int, int, void*, socklen_t)
function int listen (int, int)
function ssize_t recv (int, void*, size_t, int)
function ssize_t recvfrom (int, void*, size_t, int)
function ssize_t recvmsg (int, struct msghdr*, int)
function ssize_t send (int, const struct msghdr*, int)
function ssize_t sendmsg (int, const struct msghdr*, int)
function ssize_t sendto (int, const void*, size_t, int, const struct sockaddr*, socklen_t)
function int setsockopt (int, int, int, const void*, socklen_t)
function int shutdown (int, int)
function int socket (int, int, int)
function int socketpair (int, int, int, int)

allow-header sys/uio.h
#endif