LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
LINUX_SUBCONFIG:=
LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
LINUX_SUBCONFIG:=