[deregudegu]

Tenta assim:

pawn Код:

forward IsAMedico(playerid);
forward IsAMedicoCar(carid);

public IsAMedico(playerid)
{
    if(IsPlayerConnected(playerid))
    {
        new lider = (PlayerInfo[playerid][pLeader]);
        new member = (PlayerInfo[playerid][pMember]);
        if(member == 4 || lider == 4)
        {
            return 1;
        }
    }
    return 0;
}
public IsAMedicoCar(carid)
{
         if((carid == 90) || (carid == 91) || (carid == 92) || (carid == 93) || (carid == 94) || (carid == 106))
         {
             return 1;
         }
    return 0;
}

OnPlayerEnterVehicle(playerid, vehicleid, ispassenger)
{
    if(IsAMedicoCar(newcar))
    {
        if(!IsAMedico(playerid) && !ispassenger)
        {
            RemovePlayerFromVehicle(playerid);
            SendClientMessage(playerid, COLOR_RED, "Voce nao e dos Medicos!");

        }
    }
    return 0;
}