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

int main(int argc, char** argv) {
	if (geteuid() != 0) {
		fprintf(stderr, "run me as root!\n");
		return 1;
	}

	argc--; // argv[0] is the program name
	if (argc == 0) {
		fprintf(stderr, "usage: %s /dev/lork\n", argv[0]);
		return 1;
	}

	return 0;
}