[blackeagle1122]

This should work,

pawn Код:

stock IsSeatTaken(vehicleid, seatid)
{
    for(new i = GetPlayerPoolSize(); i != -1; i--)
    {
        if(!IsPlayerConnected(i)) continue;
        if(GetPlayerVehicleID(i) == vehicleid && GetPlayerVehicleSeat(i) == seatid) return 1;
    }
    return 0;
}