-# absolute-header.m4 serial 12
+# absolute-header.m4 serial 13
dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_DEFUN([gl_ABSOLUTE_HEADER],
[AC_REQUIRE([AC_CANONICAL_HOST])
AC_LANG_PREPROC_REQUIRE()dnl
+dnl FIXME: gl_absolute_header and ac_header_exists must be used unquoted
+dnl until we can assume autoconf 2.64 or newer.
m4_foreach_w([gl_HEADER_NAME], [$1],
[AS_VAR_PUSHDEF([gl_absolute_header],
[gl_cv_absolute_]m4_defn([gl_HEADER_NAME]))dnl