--- mtools/Makefile.orig 2011-12-09 19:28:17.000000000 +0100 +++ mtools/Makefile 2012-08-16 10:09:08.429505540 +0200 @@ -1,8 +1,8 @@ include $(MAKEDIR)/syslinux.mk -OPTFLAGS = -g -Os +#OPTFLAGS = -g -Os INCLUDES = -I$(SRC) -I$(objdir) -I$(SRC)/../libfat -I$(SRC)/../libinstaller -CFLAGS = $(GCCWARN) -D_FILE_OFFSET_BITS=64 $(OPTFLAGS) $(INCLUDES) +CFLAGS += $(GCCWARN) -D_FILE_OFFSET_BITS=64 $(OPTFLAGS) $(INCLUDES) LDFLAGS = SRCS = syslinux.c \