1 #include <sys/types.h> 2 #include <sys/ipc.h> 3 #include <sys/msg.h> 4 5 #include "sysvipc_msg.h" 6 7 extern char sysvipc_userland; 8 9 extern int __sys_msgrcv(int, void *, size_t, long, int); 10 11 int msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg) 12 { 13 if (sysvipc_userland) 14 return (sysvipc_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg)); 15 16 return (__sys_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg)); 17 } 18