#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>


int *foo()
{
	int *foo_local_ptr;

	foo_local_ptr = (int *)malloc(sizeof(int));

	*foo_local_ptr = 17;

        return(foo_local_ptr);
}

int *bar()
{
	int *bar_local_ptr;

	bar_local_ptr = (int *)malloc(sizeof(int));

	*bar_local_ptr = 18;

        return(bar_local_ptr);
}

void foobar(int *foobar_out)
{
	int* foo_ptr;
	int *bar_ptr;

	foo_ptr = foo();
	bar_ptr = bar();

	*foobar_out = *foo_ptr + *bar_ptr;
	free(foo_ptr);
	free(bar_ptr);

	return;
}

int main(int argc, char **argv)
{
        int foobar_val;

	foobar(&foobar_val);

	printf("foobar_val: %d\n",foobar_val);

        return(0);
}