grep -v '^#pragma GCC' | \
sed -e 's/""//g' -e 's/:[ ]*,/: /g' >$$@
-clean : clean_$1
-.PHONY: clean_$1
-clean_$1 : clean_$1_package.conf
+distclean : clean_$1_package.conf
.PHONY: clean_$1_package.conf
clean_$1_package.conf :
$(RM) $1/package.conf.install $1/package.conf.inplace