[POMOC] Stock.. Warnovi ..

[Sajfer :'P]

Skripta koju koristim: Vamo moje LOB
Detaljan opis problema: Neke erore pocetnik sam nez tacno sta :S
Dio skripte:
eror ~

C:\Users\Ado\Desktop\LOB RP\gamemodes\ZADNJA.pwn(4475) : error 025: function heading differs from prototype
C:\Users\Ado\Desktop\LOB RP\gamemodes\ZADNJA.pwn(4476) : error 021: symbol already defined: "GetPlayerSpeed"
C:\Users\Ado\Desktop\LOB RP\gamemodes\ZADNJA.pwn(4479 -- 4480) : error 001: expected token: ",", but found "return"

//------------------------------------------------------------------------------
stock GetPlayerSpeed(playerid,bool:kmh)
{
    new Float:Vx,Float:Vy,Float:Vz,Float:rtn;
    if(IsPlayerInAnyVehicle(playerid)) GetVehicleVelocity(GetPlayerVehicleID(playerid),Vx,Vy,Vz); else GetPlayerVelocity(playerid,Vx,Vy,Vz);
    rtn = floatsqroot(floatabs(floatpower(Vx + Vy + Vz,2))
    return kmh?floatround(rtn * 100 * 1.61):floatround(rtn * 100);
}
//------------------------------------------------------------------------------

Neke slike/video za lakse dobivanje pomoci(neobavezno):

[Maxwellâ„¢]

Taj stock verovatno vec imas.

[Sajfer :'P]

Taj stock verovatno vec imas.

Nije moguce sve sam proverio nema nigdje nije to,to,da imam

[Blaeks]

ta funkcija ne postoji u sampu, ocigledno da je vec imas, ne moze  biti drugacije