TEXINFO_PAPERSIZE_OPTION= $(if $(findstring $(PAPERSIZE),a4),,-t @afourpaper)
-MAKEINFO_FLAGS = --enable-encoding
+MAKEINFO_FLAGS += --enable-encoding $(DOCUMENTATION_INCLUDES)
MAKEINFO = LANG= $(MAKEINFO_PROGRAM) $(MAKEINFO_FLAGS)
# texi2html xref map files
TEXI2HTML_INIT = --init-file=$(top-src-dir)/lilypond-texi2html.init
TEXI2HTML = $(TEXI2HTML_PROGRAM) $(TEXI2HTML_FLAGS) $(TEXI2HTML_LANG)
+TEXI2PDF_FLAGS += $(DOCUMENTATION_INCLUDES)
+
ifdef QUIET_BUILD
TEXI2PDF_FLAGS += -q
endif