[Pawn] GetVehicleDriver

GetvehicleDriver(vehicleid)
{
    static
        Max = GetMaxPlayers(),
        x;

    for(x = 0; x != Max; x++)
    {
        if(IsPlayerInAnyVehicle(x))
        {
            if(GetPlayerVehicleID(x) == vehicleid)
            {
                if(GetPlayerState(x) == PLAYER_STATE_DRIVE)
                {
                    return x;
                }
            }
        }
    }
    return INVALID_PLAYER_ID;
}