import the latest version of ac_define_dir.m4

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3902 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -12,6 +12,9 @@ CVS code -
   parse_help_input()
 	- Add 'E' and 'e' as aliases for Exit, for consistency with the
 	  file browser. (DLR)
+- m4/ac_define_dir.m4:
+	- Import the latest version of this file from
+	  http://autoconf-archive.cryp.to/ac_define_dir.m4.
 - doc/faq.html:
 	- Update the question in section 4.13 to match the version of it
 	  in the answer section. (DLR)

m4/ac_define_dir.m4

@@ -13,9 +13,9 @@ dnl
 dnl @category Misc
 dnl @author Stepan Kasal <kasal@ucw.cz>
 dnl @author Andreas Schwab <schwab@suse.de>
-dnl @author Guido Draheim <guidod@gmx.de>
+dnl @author Guido U. Draheim <guidod@gmx.de>
 dnl @author Alexandre Oliva
-dnl @version 2005-07-29
+dnl @version 2006-10-13
 dnl @license AllPermissive
 
 AC_DEFUN([AC_DEFINE_DIR], [