IL_SKU_N
if (il->cfg->sku & IL_SKU_N)
if (!(il->cfg->sku & IL_SKU_N))
il->cfg->sku &= ~IL_SKU_N;
.sku = IL_SKU_A | IL_SKU_G | IL_SKU_N,
if (il->cfg->sku & IL_SKU_N)
if (il->cfg->sku & IL_SKU_N)