+ if (!arg_usr_options)
+ opts = arg_root_rw > 0 ? "rw" : "ro";
+ else if (!mount_test_option(arg_usr_options, "ro") &&
+ !mount_test_option(arg_usr_options, "rw"))
+ opts = strappenda(arg_usr_options, ",", arg_root_rw > 0 ? "rw" : "ro");
+ else
+ opts = arg_usr_options;