-CPU ?= pentium
-\r
-# when -std=c99 mingw will not define WIN32
-CFLAGS = -Wall -W -Werror -pedantic -std=c99 -DWIN32
-CFLAGS += -O2 -ffast-math -mcpu=$(CPU)
+ifeq ($(ICD),1)
+ # when -std=c99 mingw will not define WIN32
+ CFLAGS = -Wall -W -Werror
+else
+ # I love c89
+ CFLAGS = -Wall -W -pedantic
+endif
+CFLAGS += -O2 -ffast-math