$(RM) -r ../html ../info
install:
- $(if $(PREFIX),,$(error variable `PREFIX' must be set))
+ $(if $(PREFIX),,$(error variable "PREFIX" must be set))
ifeq ($(wildcard ../html),../html)
$(INSTALL) -d $(DESTDIR)$(htmldir)
$(INSTALL) -m0644 ../html/*.* $(DESTDIR)$(htmldir)