#include <u.h>
#include <libc.h>



void main(int argc, char *argv[])
{
	int i = 100;
	int v = rfork(RFPROC|RFMEM);
	switch(v) {
	case -1:
		sysfatal("Failed to fork.");
		break;
	case 0:
		print("I am the child. i's address is: %p. i's value is %d\n", &i, i);
		sleep(1000);
		print("I am the child. Now i's address is: %p. i's value is %d\n", &i, i);
		exits(nil);
	}
	print("I am the parent. i's address is: %p. i's value is %d\n", &i, i);
	sleep(500);
	i = 25;
	print("I am the parent. Now i's address is: %p. i's value is %d\n", &i, i);
	exits(nil);
}