ERROR SEGMENTION FAULT..

[detorresrc]

#ifdef WIN32
 #include <windows.h>
#endif
#include <iostream.h>
#include <stdio.h>
#include <mysql.h>

#define HOST "localhost"
#define USER "root"
#define PASSWD ""
#define DB_NAME "mysql"

int main(int argc, char* argv[]){
        MYSQL *mysql = NULL; // Connection handler
        MYSQL_RES *result;
        MYSQL_ROW row;

        mysql = mysql_init(NULL);

        if(mysql == NULL) return 0;

        if(!mysql_connect(mysql, HOST, USER, PASSWD)){
                cout << "Cant connect!"  << endl;
                return 0;
        }else{
                cout << "Connected.\n";
        }

        if(!mysql_query(mysql, "SELECT * FROM mysql.help_topic LIMIT 1")){
                cout << "FAILED" << endl;
        }

        result = mysql_use_result(mysql);
        while((row = mysql_fetch_row(result))){
                printf("%s %s\n", row[0], row[1]);
        }

        delete mysql;
        delete result;
        delete row;

        return 0;
}

wat is the cause of segmentation fault? Please help me