[PARISC] Remove GCC_VERSION usage as suggested by Adrian Bunk

Signed-off-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 9b7e424..760567a 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -35,12 +35,8 @@
 
 OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
 
-GCC_VERSION     := $(call cc-version)
-ifneq ($(shell if [ -z $(GCC_VERSION) ] ; then echo "bad"; fi ;),)
-$(error Sorry, couldn't find ($(cc-version)).)
-endif
-ifneq ($(shell if [ $(GCC_VERSION) -lt 0303 ] ; then echo "bad"; fi ;),)
-$(error Sorry, your compiler is too old ($(GCC_VERSION)).  GCC v3.3 or above is required.)
+ifneq ($(call cc-ifversion, -lt, 0303, "bad"),)
+$(error Sorry, GCC v3.3 or above is required.)
 endif
 
 cflags-y	:= -pipe