[maningrey]

Oh sorry thats amx, always gets me.

#include <sourcemod>
#include <sdkhooks>

public OnClientPutInServer(client)
{
    SDKHook(client, SDKHook_OnTakeDamage, OnTakeDamage);
}

public Action:OnTakeDamage(victim, &attacker, &inflictor, &Float:damage, &damagetype)
{
	if (damagetype == DMG_DROWN || damagetype == DMG_DROWNRECOVER)
	{
		damage = 0.0;
	}
	
	return Plugin_Changed;
}