Comment out CONFIG_IPV6 for now in RADIUS library build

This needs to be used consistently in order to get correct size for
struct hostapd_ip_addr.

radius_example/Makefile

@@ -31,6 +31,8 @@ LIBS += ../src/utils/libutils.a
 ../src/radius/libradius.a:
 	$(MAKE) -C ../src/radius
 
+#CLAGS += -DCONFIG_IPV6
+
 OBJS_ex = radius_example.o
 
 radius_example: $(OBJS_ex) $(LIBS)

src/radius/Makefile

@@ -10,7 +10,7 @@ install:
 
 include ../lib.rules
 
-CFLAGS += -DCONFIG_IPV6
+#CFLAGS += -DCONFIG_IPV6
 
 LIB_OBJS= \
 	radius.o \