$(CONFIG_STATUS): $(top_srcdir)/$(CONFIGURE)
./$(CONFIG_STATUS) --recheck
-MAKEFILE_TEMPLATES += $(top_srcdir)/Perdir.sd.mk
+# Normally, generate will add all the inputs to MAKEFILE_TEMPLATES.
MAKEFILE_TEMPLATES += $(addprefix $(top_srcdir)/, $(addsuffix .in, \
@_SUBDIRMK_MAKEFILES@ \
))