$NetBSD$

--- ./texk/web2c/doc/Makefile.in.orig	2006-01-18 06:41:51.000000000 +0900
+++ ./texk/web2c/doc/Makefile.in	2010-10-28 10:24:30.000000000 +0900
@@ -48,12 +48,12 @@
 install: install-exec install-data
 install-exec:
 install-data: web2c.info
-	$(SHELL) $(top_srcdir)/../mkinstalldirs $(infodir)
+	$(SHELL) $(top_srcdir)/../mkinstalldirs ${DESTDIR}$(infodir)
 	test -r ./web2c.info || cd $(srcdir) && for i in web2c.i*; do \
-	  $(INSTALL_DATA) $$i $(infodir)/$$i; done
+	  $(INSTALL_DATA) $$i ${DESTDIR}$(infodir)/$$i; done
 	$(POST_INSTALL)
 	if $(SHELL) -c 'install-info --version' >/dev/null 2>&1; then \
-	  install-info --info-dir=$(infodir) $(infodir)/web2c.info; \
+	  install-info --info-dir=${DESTDIR}$(infodir) ${DESTDIR}$(infodir)/web2c.info; \
 	else true; fi
 
 check: all