28- Write the output of the following program as it will appear on the screen when executed. Assume the correct header files are included, all system calls are successful, the message queues do not exist initially, and that all processes terminate normally after completing the code. struct MSG long mtype; int value; send, recv; } main() { int i, ID1, ID2; send.mtype = recv.mtype = 1; int x = fork(); ID1 = msgget (123, 0777 | IPC-CREAT); ID2 = msgget (321,07771 IPC-CREAT); for (i=0; i