Index: boot/arch/ppc32/loader/Makefile
===================================================================
--- boot/arch/ppc32/loader/Makefile	(revision 826c203b1eb0841831b90bed895972ff50c4f2b5)
+++ boot/arch/ppc32/loader/Makefile	(revision 98a4e76b4160ea2db9e82981125a143f0b747421)
@@ -28,5 +28,5 @@
 
 include ../../../../version
-include ../../../../Makefile.config
+-include ../../../../Makefile.config
 
 ## Toolchain configuration
@@ -58,13 +58,5 @@
 endif
 
-CFLAGS = -DRELEASE=\"$(RELEASE)\" -I. -I../../../generic -I../../../genarch -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mcpu=powerpc -msoft-float -m32 -pipe
-
-ifdef REVISION
-	CFLAGS += "-DREVISION=\"$(REVISION)\""
-endif
-
-ifdef TIMESTAMP
-	CFLAGS += "-DTIMESTAMP=\"$(TIMESTAMP)\""
-endif
+CFLAGS = -DRELEASE=$(RELEASE) -I. -I../../../generic -I../../../genarch -imacros ../../../../config.h -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mcpu=powerpc -msoft-float -m32 -pipe
 
 SOURCES = \