CC = $(CROSS_COMPILE)gcc ifdef CROSS_COMPILE $(info CC: $(CC)) endif CFLAGS += -O3 -Wall -Wextra -Wno-char-subscripts $(USER_CFLAGS) .PHONY: mostlyclean clean zlib: #zlib: warning #zlib: deflater warning: @echo "util/zlib/deflater is no longer built by default" @echo "use 'make deflater' to build if you need it" @echo "note that you need zlib installed first" deflater: deflater.c $(CC) $(CFLAGS) -o deflater deflater.c -lz mostlyclean clean: $(RM) deflater install zip: