Allow the two existing types of uses of PATH:

  @vindex PATH
  @env{PATH}

diff --git a/doc/Makefile.am b/doc/Makefile.am
index 0774835..e8068a0 100644 (file)
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -45,7 +45,9 @@ check-texinfo:
        $(PERL) -e 1 2> /dev/null && { $(PERL) -ne \
          '/\bPOSIX\b/ && !/\@acronym{POSIX}/ && !/^\* / || /{posix}/ and print,exit 1' \
          $(srcdir)/*.texi 2> /dev/null || fail=1; }; \
-       grep -iwE '(path(name)?|builtin)s?' $(srcdir)/*.texi && fail=1; \
+       grep -iwE 'builtins?' $(srcdir)/*.texi && fail=1; \
+       grep -iwE 'path(name)?s?' $(srcdir)/*.texi \
+         | grep -vE '@vindex PATH$$|@env{PATH}' && fail=1; \
        exit $$fail
 
 check: check-texinfo