KLIB=$(TARGET_MODULES_DIR) \
KERNEL_SUBLEVEL=$(lastword $(subst ., ,$(KERNEL_PATCHVER)))
+ifeq ($(CONFIG_PACKAGE_kmod-libertas-sd)$(CONFIG_PACKAGE_kmod-libertas-usb)$(CONFIG_PACKAGE_kmod-rt2x00-lib),)
+ MAKE_OPTS += CONFIG_COMPAT_KFIFO=
+endif
+
define Build/Prepare
rm -rf $(PKG_BUILD_DIR)
mkdir -p $(PKG_BUILD_DIR)