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#This checks for any ENV variables and add those. ifeq ($(GIT_VERSION),) GIT_VERSION := $(shell git describe --always --long --dirty || echo "unknown") export GIT_VERSION endif ifeq ($(CFLAGS),) CFLAGS := -std=gnu99 -O2 -Wall -Werror -DGIT_VERSION='"$(GIT_VERSION)"' -I$(selfdir)/powerpc/include $(CFLAGS) export CFLAGS endif