FYI: font lock cleanup

[Eric Blake]

It's easier to read files in highlighting editors if the highlighting is 
actually in the correct mode.  This includes generated files, such as 
config.status, where the highlighting was thrown off by the AS_MKDIR_P.  
Committing this:

2007-09-13  Eric Blake  <address@hidden>

        Editing eye-candy.
        * lib/autoconf/status.m4 (_AC_OUTPUT_FILES_PREPARE): Restore
        font-lock balance.
        * lib/m4sugar/m4sh.m4 (AS_MKDIR_P): Likewise.
        * configure: Regenerate.

Index: lib/m4sugar/m4sh.m4
===================================================================
RCS file: /sources/autoconf/autoconf/lib/m4sugar/m4sh.m4,v
retrieving revision 1.209
diff -u -p -r1.209 m4sh.m4
--- lib/m4sugar/m4sh.m4 20 Jul 2007 23:11:54 -0000      1.209
+++ lib/m4sugar/m4sh.m4 13 Sep 2007 21:38:45 -0000
@@ -992,7 +992,7 @@ m4_define([AS_MKDIR_P],
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`AS_ECHO(["$as_dir"]) | sed "s/'/'\\\\\\\\''/g"`;; #(
+      *\'*) as_qdir=`AS_ECHO(["$as_dir"]) | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
Index: lib/autoconf/status.m4
===================================================================
RCS file: /sources/autoconf/autoconf/lib/autoconf/status.m4,v
retrieving revision 1.137
diff -u -p -r1.137 status.m4
--- lib/autoconf/status.m4      18 Aug 2007 09:07:21 -0000      1.137
+++ lib/autoconf/status.m4      13 Sep 2007 21:38:45 -0000
@@ -484,7 +484,7 @@ g
 s/.\{]_AC_AWK_LITERAL_LIMIT[\}//
 t delim
 ' <conf$$subs.awk | sed '
-/^[^"]/{
+/^[^""]/{
   N
   s/\n//
 }