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

int main(int argc, char *argv[]) {
	char *ptr;

	if (argc < 3) {
		printf("Usage: %s <environment var> <target program name>\n", argv[0]);
		exit(0);
	} else {
		ptr = getenv(argv[1]); /* Get environment variable location */
		ptr += (strlen(argv[0]) - strlen(argv[2])) * 2; /* Adjust for program name */
		printf("%s will be at %p\n", argv[1], ptr);
	}
}