bool domain_is_local (char *domain)

{

        sqlite3_stmt    *stmt;
        char            sql_str[1024];

        snprintf (sql_str, 1023, "SELECT id FROM users WHERE domain=\'%s\'", domain);

        sqlite3_prepare (db, sql_str, -1, &stmt, 0);

        if (sqlite3_step (stmt) != SQLITE_ROW) {

                sqlite3_finalize (stmt);
                return FALSE;

        }

        sqlite3_finalize (stmt);
        return TRUE;

}