#ifndef _SYS_MSG_H #define _SYS_MSG_H #include <features.h> #include <sys/ipc.h> #include <linux/msg.h> __BEGIN_DECLS extern int msgget __P((key_t __key, int __msgflg)); extern int msgsnd __P((int __msqid, struct msgbuf *__msgp, int __msgsz, int __msgflg)); extern int msgrcv __P((int __msqid, struct msgbuf *__msgp, int __msgsz, long __msgtyp, int __msgflg)); extern int msgctl __P((int __msqid, int __cmd, struct msqid_ds *__buf)); __END_DECLS #endif /* _SYS_MSG_H */