#include <stdio.h> #include "strings_utils.h" int main(int argc, char *argv[]) { int n; if (argc != 2) { fprintf (stdout, "\nUsage is_ip_address.test string\n"); return 1; } n = is_ip_address(argv[1]); if (n == 0) { fprintf (stdout, "\nThis is an IP address\n"); } else { fprintf (stdout, "\nThis is not an IP address\n"); } fprintf (stdout, "\n\n"); return 1; }