[franzcis066]

public OnPluginStart()
{
        RegisterHook(HK_WeaponDrop, WeaponDrop, false);
}

public Action:WeaponDrop(client, weapon)
{
    decl String:WeaponName[64];
        GetEdictClassname(weapon, WeaponName, sizeof(WeaponName));
    if(StrEqual(WeaponName, "weapon_c4"))
    {
        return Plugin_Continue;
    }
    else
    {
        return Plugin_Handled;//Even if the code is only return Plugin_Handled it still the same..
    }
}

SourceMod Version "1.1.0.2119"