@echo CC=$(CC) >>$(BUILD_CFG_FILE)
@echo CXX=$(CXX) >>$(BUILD_CFG_FILE)
@echo CFLAGS=$(CFLAGS) >>$(BUILD_CFG_FILE)
@echo CPPFLAGS=$(CPPFLAGS) >>$(BUILD_CFG_FILE)
@echo CXXFLAGS=$(CXXFLAGS) >>$(BUILD_CFG_FILE)
@echo CC=$(CC) >>$(BUILD_CFG_FILE)
@echo CXX=$(CXX) >>$(BUILD_CFG_FILE)
@echo CFLAGS=$(CFLAGS) >>$(BUILD_CFG_FILE)
@echo CPPFLAGS=$(CPPFLAGS) >>$(BUILD_CFG_FILE)
@echo CXXFLAGS=$(CXXFLAGS) >>$(BUILD_CFG_FILE)