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#include <errno.h>
#include <sys/msg.h>
#include "ipc.h"
 
 
#ifdef L_msgctl
 
#ifdef __NR_msgctl
_syscall3(int, msgctl, int, msqid, int, cmd, struct msqid_ds *, buf);
#else
/* Message queue control operation.  */
int msgctl (int msqid, int cmd, struct msqid_ds *buf)
{
    return __ipc(IPCOP_msgctl ,msqid ,cmd ,0 ,buf);
}
#endif
#endif
 
 
#ifdef L_msgget
#ifdef __NR_msgget
_syscall2(int, msgget, key_t, key, int, msgflg)
#else
/* Get messages queue.  */
int msgget (key_t key, int msgflg)
{
    return __ipc(IPCOP_msgget ,key ,msgflg ,0 ,0);
}
#endif
#endif
 
 
struct new_msg_buf{
    struct msgbuf * oldmsg;
    long int r_msgtyp;       /* the fifth arg of __ipc */
};
/* Receive message from message queue.  */
 
 
#ifdef L_msgrcv
#ifdef __NR_msgrcv
_syscall5(int, msgrcv, int, msqid, void *, msgp, size_t, msgsz, long int, msgtyp, int, msgflg);
#else
int msgrcv (int msqid, void *msgp, size_t msgsz,
	long int msgtyp, int msgflg)
{
    struct new_msg_buf temp;
 
    temp.r_msgtyp = msgtyp;
    temp.oldmsg = msgp;
    return __ipc(IPCOP_msgrcv ,msqid ,msgsz ,msgflg ,&temp);
}
#endif
#endif
 
 
 
#ifdef L_msgsnd
#ifdef __NR_msgsnd
_syscall4(int, msgsnd, int, msqid, const void *, msgp, size_t, msgsz, int, msgflg);
#else
/* Send message to message queue.  */
int msgsnd (int msqid, const void *msgp, size_t msgsz, int msgflg)
{
    return __ipc(IPCOP_msgsnd, msqid, msgsz, msgflg, (void *)msgp);
}
#endif
#endif