+SGML2DVI_OPTS = $(SRC_SGML2DVI_OPTS) $(WAY$(_way)_SGML2DVI_OPTS) $(EXTRA_SGML2DVI_OPTS)
+SGML2PS_OPTS = $(SRC_SGML2PS_OPTS) $(WAY$(_way)_SGML2PS_OPTS) $(EXTRA_SGML2PS_OPTS)
+SGML2PDF_OPTS = $(SRC_SGML2PDF_OPTS) $(WAY$(_way)_SGML2PDF_OPTS) $(EXTRA_SGML2PDF_OPTS)
+SGML2RTF_OPTS = $(SRC_SGML2RTF_OPTS) $(WAY$(_way)_SGML2RTF_OPTS) $(EXTRA_SGML2RTF_OPTS)
+SGML2HTML_OPTS = $(SRC_SGML2HTML_OPTS) $(WAY$(_way)_SGML2HTML_OPTS) $(EXTRA_SGML2HTML_OPTS)