fork1.c

#include<stdio.h>
#include<unistd.h>
#include<sys/types.h>
#include<stdlib.h>
int main()
{
//	pid_t pid;
	int pid;
	char *message;
	int n;
	printf("Fork program starting\n");
	pid = fork();
	switch(pid)
	{
		case -1:
			perror("Fork failed");
			exit(1);
		case 0:
			message ="This is the child";
			n=5;
			break;
		default:
			message ="This is the parent";
			n=3;
			break;
	}
for(;n>0;n--)
	{
		puts(message);
		sleep(1);
	}
exit(0);
return 0;
}