po4a --translate-only $(SOURCE).nb.xml po4a.cfg
$(SOURCE).nb.pdf: $(SOURCE).nb.xml Makefile pdf.xsl
dblatex $(DBLATEX_OPTS) $(SOURCE).nb.xml -o $@
po4a --translate-only $(SOURCE).nb.xml po4a.cfg
$(SOURCE).nb.pdf: $(SOURCE).nb.xml Makefile pdf.xsl
dblatex $(DBLATEX_OPTS) $(SOURCE).nb.xml -o $@