--- ndiswrapper-1.50rc1/driver/Makefile.org	2007-11-21 03:38:46.000000000 +0100
+++ ndiswrapper-1.50rc1/driver/Makefile	2007-11-21 03:38:50.000000000 +0100
@@ -322,10 +322,10 @@
 distclean: clean
 	rm -f *_exports.h .\#* win2lin_stubs.h built-in.o
 
-flags := $(shell if grep -qw "EXTRA_CFLAGS" $(KBUILD)/scripts/Makefile.build; \
+cflags_var := $(shell if grep -qw "EXTRA_CFLAGS" $(KSRC)/scripts/Makefile.build; \
 		             then echo "EXTRA_CFLAGS"; else echo "CFLAGS"; fi)
 
-ifeq ($(flags), CFLAGS)
+ifeq ($(cflags_var), CFLAGS)
 CFLAGS += $(MOD_CFLAGS)
 else
 EXTRA_CFLAGS += $(MOD_CFLAGS)