return 0;
}
+
+void
+free_strings (char **argv)
+{
+ int argc;
+
+ for (argc = 0; argv[argc] != NULL; ++argc)
+ free (argv[argc]);
+ free (argv);
+}
+
+void
+print_strings (char **argv)
+{
+ int argc;
+
+ for (argc = 0; argv[argc] != NULL; ++argc)
+ printf ("%s\n", argv[argc]);
+}