developers-reference.txt: $(CURDIR)/developers-reference.txt
%/developers-reference.txt: $(addprefix %/,$(SOURCES))
$(XP) $(DBK2HTML1) $(@D)/index.dbk \
developers-reference.txt: $(CURDIR)/developers-reference.txt
%/developers-reference.txt: $(addprefix %/,$(SOURCES))
$(XP) $(DBK2HTML1) $(@D)/index.dbk \