Index: kernel/arch/ppc32/Makefile.inc
===================================================================
--- kernel/arch/ppc32/Makefile.inc	(revision f74bbaf20e8d8be55495c56affc5b17ef6ea2bf0)
+++ kernel/arch/ppc32/Makefile.inc	(revision 566f5e5c2e933d72fd5d40b30c7da09eb035d5ea)
@@ -36,5 +36,5 @@
 TOOLCHAIN_DIR = /usr/local/ppc
 
-CFLAGS += -mcpu=powerpc -msoft-float -m32
+GCC_CFLAGS += -mcpu=powerpc -msoft-float -m32
 AFLAGS += -a32
 LFLAGS += -no-check-sections -N