Also clean results, grade.

diff --git a/src/Makefile.build b/src/Makefile.build
index 441c20bce730b34a6d693d85996321a52a4b36bd..277373effe4910e6818671581ba51b9223599cfc 100644 (file)
--- a/src/Makefile.build
+++ b/src/Makefile.build
@@ -95,6 +95,7 @@ clean::
        rm -f kernel.o kernel.lds.s
        rm -f kernel.bin loader.bin os.dsk
        rm -f bochsout.txt bochsrc.txt
+       rm -f results grade
 
 Makefile: $(SRCDIR)/Makefile.build
        cp $< $@