clean::
$(RM) $(CLEANSUFFIXES)
- $(RM) $(addprefix compat/,$(CLEANSUFFIXES)) $(addprefix compat/*/,$(CLEANSUFFIXES))
+ $(RM) $(addprefix compat/,$(CLEANSUFFIXES)) $(addprefix compat/*/,$(CLEANSUFFIXES)) $(addprefix compat/*/*/,$(CLEANSUFFIXES))
$(RM) -r coverage-html
$(RM) -rf coverage.info coverage.info.in lcov