Makefile: clean all *.d dependency files on make clean

Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/Makefile b/Makefile
index 3c9e0ee..e7659c4 100644
--- a/Makefile
+++ b/Makefile
@@ -274,7 +274,7 @@
 	$(QUIET_LINK)$(CC) $(LDFLAGS) $(CFLAGS) -o $@ $(T_LFSR_TEST_OBJS) $(LIBS)
 
 clean: FORCE
-	-rm -f .depend $(FIO_OBJS) $(GFIO_OBJS) $(OBJS) $(T_OBJS) $(PROGS) $(T_PROGS) core.* core gfio FIO-VERSION-FILE *.d config-host.mak config-host.h
+	-rm -f .depend $(FIO_OBJS) $(GFIO_OBJS) $(OBJS) $(T_OBJS) $(PROGS) $(T_PROGS) core.* core gfio FIO-VERSION-FILE *.d lib/*.d crc/*.d engines/*.d profiles/*.d t/*.d config-host.mak config-host.h
 
 distclean: clean FORCE
 	@rm -f cscope.out fio.pdf fio_generate_plots.pdf fio2gnuplot.pdf