--- gnutrition/Makefile.am	2026/05/08 23:44:04	1.4
+++ gnutrition/Makefile.am	2026/05/17 20:11:29	1.6
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 #
-# $Id: Makefile.am,v 1.4 2026/05/08 23:44:04 asm Exp $
+# $Id: Makefile.am,v 1.6 2026/05/17 20:11:29 asm Exp $
 #
 # Makefile.am for GNUtrition
 #
@@ -86,6 +86,8 @@ EXTRA_DIST = \
 	.ver \
 	gnutrition-updatedb.in \
 	ChangeLog.OLD \
+	gnutrition.html \
+	gnutrition.pdf \
 	gnutrition.texi \
 	gfdl.texi
 
@@ -93,19 +95,20 @@ EXTRA_DIST = \
 # Documentation
 # -----------------------------------------------------------------------------
 
+if HAVE_TEXINFO
 all-local: gnutrition.html gnutrition.pdf
-
 version.texi: .ver
 	echo "@set VERSION $$(cat .ver)" > $@
-
 gnutrition.html: gnutrition.texi
 	texi2html --html --no-split $(srcdir)/gnutrition.texi -o $@
-
 gnutrition.pdf: gnutrition.texi
 	texi2pdf --clean $(srcdir)/gnutrition.texi -o $@
-
+else
+all-local:
+endif
 
 # Man page.
 dist_man_MANS = gnutrition.1
 
-CLEANFILES = gnutrition-updatedb gnutrition.html gnutrition.pdf
+CLEANFILES = gnutrition-updatedb
+MAINTAINERCLEANFILES = gnutrition.html gnutrition.pdf