return 0;
return 1;
int sftp_cmd_rmdir(struct sftp_command *cmd){    char *dir;    int result;    if (back == NULL) {	printf("psftp: not connected to a host; use \"open host.name\"\n");	return 0;    }    if (cmd->nwords < 2) {	printf("rmdir: expects a directory\n");	return 0;    }    dir = canonify(cmd->words[1]);    if (!dir) {	printf("%s: %s\n", dir, fxp_error());	return 0;    }    result = fxp_rmdir(dir);    if (!result) {	printf("rmdir %s: %s\n", dir, fxp_error());	sfree(dir);	return 0;    }    sfree(dir);    return 0;}