acl: drop LIB_ACL_TRIVIAL

[Bruno Haible]

The comment says that this variable can be removed "by the end of 2007".
So I'm removing it now. (I verified that coreutils is not using it any more.)


2008-05-25  Bruno Haible  <address@hidden>

        * m4/acl.m4 (gl_FUNC_ACL): Don't set LIB_ACL_TRIVIAL.

*** m4/acl.m4.orig      2008-05-25 20:02:23.000000000 +0200
--- m4/acl.m4   2008-05-25 20:01:15.000000000 +0200
***************
*** 1,5 ****
  # acl.m4 - check for access control list (ACL) primitives
! # serial 6
  
  # Copyright (C) 2002, 2004-2008 Free Software Foundation, Inc.
  # This file is free software; the Free Software Foundation
--- 1,5 ----
  # acl.m4 - check for access control list (ACL) primitives
! # serial 7
  
  # Copyright (C) 2002, 2004-2008 Free Software Foundation, Inc.
  # This file is free software; the Free Software Foundation
***************
*** 64,73 ****
    AC_SUBST([LIB_ACL])
    AC_DEFINE_UNQUOTED([USE_ACL], [$use_acl],
      [Define to nonzero if you want access control list support.])
- 
-   # This is for backwards compatibility; remove this by the end of 2007.
-   LIB_ACL_TRIVIAL=
-   AC_SUBST([LIB_ACL_TRIVIAL])
  ])
  
  # gl_ACL_GET_FILE(IF-WORKS, IF-NOT)
--- 64,69 ----