From Jacob Bachmeyer, in thread around
https://lists.gnu.org/archive/html/automake-patches/2022-01/msg00014.html
* lib/missing: disable shellcheck warnings about `...`.
We must support pre-POSIX shells in Automake.
(scriptversion=2024-05-29.18)
#! /bin/sh
# Common wrapper for a few potentially missing GNU and other programs.
-scriptversion=2023-11-23.18; # UTC
+scriptversion=2024-05-29.18; # UTC
+
+# shellcheck disable=SC2006,SC2268 # we must support pre-POSIX shells
# Copyright (C) 1996-2024 Free Software Foundation, Inc.
# Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.