ladmin4v2.pwn(1042) : warning 235: public function lacks forward declaration (symbol "OnPlayerPrivmsg")

public OnPlayerPrivmsg(playerid, recieverid, text[])

public OnPlayerPrivmsg(playerid, recieverid, text[])
{
    if(ServerInfo[ReadPMs] == 1 && PlayerInfo[playerid][Level] != ServerInfo[MaxAdminLevel])
    {
        new string[128],recievername[MAX_PLAYER_NAME];
        GetPlayerName(playerid, string, sizeof(string)); GetPlayerName(recieverid, recievername, sizeof(recievername));
        format(string, sizeof(string), "***PM: %s To %s: %s", string, recievername, text);
        for (new a = 0; a < MAX_PLAYERS; a++) if (IsPlayerConnected(a) && (PlayerInfo[a][Level] >= ServerInfo[MaxAdminLevel]) && a != playerid)
        SendClientMessage(a, grey, string);
    }
    
    if(PlayerInfo[playerid][Muted] == 1)
    {
        new string[128];
        PlayerInfo[playerid][MuteWarnings]++;
        if(PlayerInfo[playerid][MuteWarnings] < ServerInfo[MaxMuteWarnings]) {
            format(string, sizeof(string),"WARNING: You are muted, if you continue to speak you will be kicked (Warning: %d/%d)", PlayerInfo[playerid][MuteWarnings], ServerInfo[MaxMuteWarnings] );
            SendClientMessage(playerid,red,string);
        } else {
            SendClientMessage(playerid,red,"You have been warned! Now you have been kicked");
            GetPlayerName(playerid, string, sizeof(string));
            format(string, sizeof(string),"%s [ID %d] Kicked for exceeding mute warnings", string, playerid);
            SendClientMessageToAll(grey,string);
            SaveToFile("KickLog",string); Kick(playerid);
        } return 0;
    }
    return 1;
}