#if !defined ISO && !defined POSIX && !defined POSIX2008
type {struct msqid_ds}

type msgqnum_t
type msglen_t

constant MSG_NOERROR

element {struct msqid_ds} {struct ipc_perm} msg_perm
element {struct msqid_ds} msgqnum_t msg_qnum
element {struct msqid_ds} msglen_t msg_qbytes
element {struct msqid_ds} pid_t msg_lspid
element {struct msqid_ds} pid_t msg_lrpid
element {struct msqid_ds} time_t msg_stime
element {struct msqid_ds} time_t msg_rtime
element {struct msqid_ds} time_t msg_ctime

type pid_t
type time_t
type key_t
type size_t
type ssize_t

function int msgctl (int, int, struct msqid_ds*)
function int msgget (key_t, int)
function ssize_t msgrcv (int, void*, size_t, long int, int)
function int msgsnd (int, const void*, size_t, int)

allow-header sys/ipc.h

allow msg*
allow MSG*
allow *_h
#endif