//鏈接時設定
mysql_real_connect( ..., CLIENT_MULTI_STATEMENTS );
//或者
//中途指定
mysql_set_server_option( mysql, MYSQL_OPTION_MULTI_STATEMENTS_ON ); //mysql是連接的名稱

do
{
    /* Process all results */
    ...
    printf( "total affected rows: %lld", mysql_affected_rows( mysql ) );
    ...
    if( !( result mysql_store_result( mysql ) ) )
    {
        printf( stderr, "Got fatal error processing query/n" );
        exit(1);
    }
    process_result_set(result);    /* client function */
    mysql_free_result(result);
}while( !mysql_next_result( mysql ) );

do
{
    result = mysql_store_result( mysql );
    mysql_free_result(result);
}while( !mysql_next_result( mysql ) );