Problems with MySql

#import "C:\wamp\bin\mysql\mysql5.1.36\bin\libmySQL.dll"
int mysql_init(int db);
int mysql_errno(int TMYSQL);
int mysql_real_connect(int TMYSQL, string host, string user, string password, 
                       string DB,int port,int socket,int clientflag);
int mysql_real_query(int TMSQL, string query, int length);
void mysql_close(int TMSQL);
 int handle;
int mysql_store_result(int TMSQL);
string mysql_fetch_row(int result);
int mysql_num_rows(int result);
void mysql_free_result(int result);
 
#import
int mysql;
//+------------------------------------------------------------------+
//| script program start function                                    |
//+------------------------------------------------------------------+
int start()
  {
  
mysql = mysql_init(mysql);