@printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
$(OBJCOPY) -O binary $< $@
-bootblock_lds := $(src)/arch/i386/init/ldscript_failover.lb
+bootblock_lds = $(src)/arch/i386/init/ldscript_failover.lb
bootblock_lds += $(src)/cpu/x86/16bit/entry16.lds
bootblock_lds += $(src)/cpu/x86/16bit/reset16.lds
bootblock_lds += $(src)/arch/i386/lib/id.lds
bootblock_lds += $(chipset_bootblock_lds)
-bootblock_inc := $(src)/arch/i386/init/bootblock_prologue.c
+bootblock_inc = $(src)/arch/i386/init/bootblock_prologue.c
bootblock_inc += $(src)/cpu/x86/16bit/entry16.inc
bootblock_inc += $(src)/cpu/x86/16bit/reset16.inc
bootblock_inc += $(src)/cpu/x86/32bit/entry32.inc