extern int file_read (char *buf, unsigned size);
/* in unzip.c */
-extern int unzip (int in, int out);
extern int check_zipfile (int in);
/* in unpack.c */
case '1': case '2': case '3': case '4': case '5':
case '6': case '7': case '8': case '9':
break;
+#ifdef BB_GUNZIP
case 'd':
exit(gunzip_main(argc, argv));
+#endif
default:
show_usage();
}