asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
size_t msgsz, long msgtyp, int msgflg);
asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
size_t msgsz, long msgtyp, int msgflg);
asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);