COMMON_CFLAGS=$(EXTRA_CFLAGS) $(LIBWIRINGPI_CFLAGS) LIBS=$(LIBWIRINGPI_LIBS) bin_PROGRAMS = blink button blink-io volts bright blink_SOURCES = blink.c blink_CFLAGS = $(COMMON_CFLAGS) blink_LDADD = -lm button_SOURCES = button.c button_CFLAGS = $(COMMON_CFLAGS) blink_io_SOURCES = blink-io.c blink_io_CFLAGS = $(COMMON_CFLAGS) volts_SOURCES = volts.c volts_CFLAGS = $(COMMON_CFLAGS) bright_SOURCES = bright.c bright_CFLAGS = $(COMMON_CFLAGS)