m68k: Makefiles - Change to new flags variables

Replace EXTRA_CFLAGS with ccflags-y and EXTRA_AFLAGS with asflags-y.
Signed-off-by: Nmatt mooney <mfm@muteddisk.com>
Acked-by: NWANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/math-emu/Makefile

@@ -2,8 +2,8 @@
 # Makefile for the linux kernel.
 #
 
-#EXTRA_AFLAGS += -DFPU_EMU_DEBUG
-#EXTRA_CFLAGS += -DFPU_EMU_DEBUG
+#asflags-y := -DFPU_EMU_DEBUG
+#ccflags-y := -DFPU_EMU_DEBUG
 
 obj-y		:= fp_entry.o fp_scan.o fp_util.o fp_move.o fp_movem.o \
 			fp_cond.o fp_arith.o fp_log.o fp_trig.o