updated location of patched M4 version

[Paul Eggert]

I've built a proposed M4 1.4.1, and copied it into alpha.gnu.org/bison.
So I installed this:

2004-06-03  Paul Eggert  <address@hidden>

        * README: Update location of patched M4 distribution.

Index: README
===================================================================
RCS file: /cvsroot/bison/bison/README,v
retrieving revision 1.9
retrieving revision 1.10
diff -p -u -r1.9 -r1.10
--- README      26 May 2004 07:20:06 -0000      1.9
+++ README      3 Jun 2004 22:28:57 -0000       1.10
@@ -8,7 +8,7 @@ serious bugs, so we recommend using m4 1
 GNU/Linux distributions.  If you're building GNU m4 1.4 from scratch
 we suggest using this version:
 
-http://www.lrde.epita.fr/~akim/download/m4-1.4.tar.gz
+ftp://alpha.gnu.org/gnu/bison/m4-1.4.1.tar.gz
 
 Older versions of Sun Forte Developer 6 update 2 have a compiler bug
 that cause "make check" to fail with a "Encounter BINCL entry"