UBOOT_MAKE_OPTS += \
CROSS_COMPILE="$(TARGET_CROSS)" \
ARCH=$(UBOOT_ARCH) \
- HOSTCC="$(HOSTCC) $(subst -I/,-idirafter /,$(subst -I /,-idirafter /,$(HOST_CFLAGS)))" \
+ HOSTCC="$(HOSTCC) $(subst -I/,-isystem /,$(subst -I /,-isystem /,$(HOST_CFLAGS)))" \
HOSTLDFLAGS="$(HOST_LDFLAGS)"
ifeq ($(BR2_TARGET_UBOOT_NEEDS_ATF_BL31),y)