INCLUDES = ../include/proxmark3.h ../include/at91sam7s512.h ../include/config_gpio.h ../include/usb_cmd.h $(APP_INCLUDES)
-CFLAGS = -c $(INCLUDE) -Wall -Werror -pedantic -std=gnu99 $(APP_CFLAGS)
+CFLAGS = -c $(INCLUDE) -Wall -Werror -pedantic -std=c99 $(APP_CFLAGS) -Os
LDFLAGS = -nostartfiles -nodefaultlibs -Wl,-gc-sections -n
LIBS = -lgcc