* TODO, config/Makefile.am, lib/freeze.mk, lib/autoconf/c.m4,
	lib/autoconf/specific.m4, lib/autoconf/status.m4,
	lib/autoconf/types.m4, lib/autotest/general.m4,
	tests/mktests.sh, tests/torture.at: White space cleanup:
	remove some SPACE before TAB, or add quoting ('' or @&t@).

Index: TODO
===================================================================
RCS file: /cvsroot/autoconf/autoconf/TODO,v
retrieving revision 1.129
diff -u -r1.129 TODO
--- TODO	14 May 2005 07:00:39 -0000	1.129
+++ TODO	5 Apr 2006 20:29:51 -0000
@@ -78,11 +78,11 @@
    I'm starting to use "modules" at more places to handle software
    installation, and it would be helpful to set general things like:
 
-   	prefix=/opt/pkg/@PACKAGE@/@VERSION@
+	prefix=/opt/pkg/@PACKAGE@/@VERSION@
 
    once at a global level, and then, for example, have things like:
 
-   	--with-etcdir=$prefix/etc
+	--with-etcdir=$prefix/etc
 
    stuffed "above" the various versions of SSH so I wouldn't have to hunt for
    these things every time it was time to recompile a new version of a
@@ -188,9 +188,9 @@
 > documentation, the entry for AC_PATH_XTRA, in particular.
 
 > The documentation says that AC_PATH_XTRA
-> 	... adds the C compiler flags that X needs to output variable
-> 	`X_CFLAGS', and the X linker flags to `X_LIBS'.  If X is not
-> 	available, adds `-DX_DISPLAY_MISSING' to `X_CFLAGS'.
+>	... adds the C compiler flags that X needs to output variable
+>	`X_CFLAGS', and the X linker flags to `X_LIBS'.  If X is not
+>	available, adds `-DX_DISPLAY_MISSING' to `X_CFLAGS'.
 
 > It doesn't seem to add -DX_DISPLAY_MISSING to X_CFLAGS.  X_DISPLAY_MISSING
 > ends up defined in config.h, instead.
Index: config/Makefile.am
===================================================================
RCS file: /cvsroot/autoconf/autoconf/config/Makefile.am,v
retrieving revision 1.7
diff -u -r1.7 Makefile.am
--- config/Makefile.am	14 May 2005 07:00:39 -0000	1.7
+++ config/Makefile.am	5 Apr 2006 20:29:53 -0000
@@ -25,7 +25,7 @@
 SPECIFIC_MACROS =				\
 m4.m4
 
-GENERIC_TOOLS = 				\
+GENERIC_TOOLS =					\
 config.guess					\
 config.sub					\
 emacs-comp					\
cvs diff: Diffing doc
Index: lib/freeze.mk
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/freeze.mk,v
retrieving revision 1.13
diff -u -r1.13 freeze.mk
--- lib/freeze.mk	20 Feb 2006 19:45:32 -0000	1.13
+++ lib/freeze.mk	5 Apr 2006 20:29:54 -0000
@@ -70,7 +70,7 @@
 	$(m4sugar_m4f_dependencies)		\
 	$(src_libdir)/m4sugar/m4sh.m4
 
-autotest_m4f_dependencies = 			\
+autotest_m4f_dependencies =			\
 	$(m4sh_m4f_dependencies)		\
 	$(src_libdir)/autotest/autotest.m4	\
 	$(src_libdir)/autotest/general.m4
Index: lib/autoconf/c.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/c.m4,v
retrieving revision 1.218
diff -u -r1.218 c.m4
--- lib/autoconf/c.m4	3 Apr 2006 19:09:55 -0000	1.218
+++ lib/autoconf/c.m4	5 Apr 2006 20:29:54 -0000
@@ -1018,7 +1018,7 @@
 [[return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];]],
 dnl Don't try gcc -ansi; that turns off useful extensions and
 dnl breaks some systems' header files.
-dnl AIX circa 2003 	-qlanglvl=extc89
+dnl AIX circa 2003	-qlanglvl=extc89
 dnl old AIX		-qlanglvl=ansi
 dnl Ultrix, OSF/1, Tru64	-std
 dnl HP-UX 10.20 and later	-Ae
Index: lib/autoconf/specific.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/specific.m4,v
retrieving revision 1.364
diff -u -r1.364 specific.m4
--- lib/autoconf/specific.m4	3 Apr 2006 03:18:39 -0000	1.364
+++ lib/autoconf/specific.m4	5 Apr 2006 20:29:55 -0000
@@ -132,10 +132,10 @@
 [while :; do
   $3=no
   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$5], [$6])],
-  		    [break])
+		    [break])
   AC_COMPILE_IFELSE([AC_LANG_PROGRAM(address@hidden:@define $1 $2
 $5], [$6])],
-  		    [$3=$2; break])
+		    [$3=$2; break])
   break
 done])
 if test "$$3" != no; then
@@ -162,12 +162,12 @@
      if test "$GCC" != yes; then
        ac_save_CC=$CC
        while :; do
-     	 # IRIX 6.2 and later do not support large files by default,
-     	 # so use the C compiler's -n32 option if that helps.
+	 # IRIX 6.2 and later do not support large files by default,
+	 # so use the C compiler's -n32 option if that helps.
 	 AC_LANG_CONFTEST([AC_LANG_PROGRAM([_AC_SYS_LARGEFILE_TEST_INCLUDES])])
-     	 AC_COMPILE_IFELSE([], [break])
-     	 CC="$CC -n32"
-     	 AC_COMPILE_IFELSE([], [ac_cv_sys_largefile_CC=' -n32'; break])
+	 AC_COMPILE_IFELSE([], [break])
+	 CC="$CC -n32"
+	 AC_COMPILE_IFELSE([], [ac_cv_sys_largefile_CC=' -n32'; break])
 	 break
        done
        CC=$ac_save_CC
Index: lib/autoconf/status.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/status.m4,v
retrieving revision 1.90
diff -u -r1.90 status.m4
--- lib/autoconf/status.m4	5 Apr 2006 14:20:37 -0000	1.90
+++ lib/autoconf/status.m4	5 Apr 2006 20:29:56 -0000
@@ -363,7 +363,7 @@
 m4_define([_AC_SED_CMD_NUM], m4_eval(_AC_SED_CMD_NUM + 3))dnl
 m4_define([_AC_SED_FRAG],
 m4_defn([_AC_SED_FRAG])dnl
-[/^[ 	address@hidden@[ 	]*$/{
+[/^[ @&t@	address@hidden@[ @&t@	]*$/{
 r $]_AC_Var[
 d
 }
@@ -574,7 +574,7 @@
   #
 dnl Quote, for the `[ ]' and `define'.
 [  ac_dA='s,^\([	 ]*#[	 ]*\)[^	 ]*\([	 ][	 ]*'
-  ac_dB='\)[ 	(].*$,\1define\2'
+  ac_dB='\)[ ''	(].*$,\1define\2'
   ac_dC=' '
   ac_dD=' ,']
 dnl ac_dD used to contain `;t' at the end, but that was both slow and incorrect.
@@ -606,14 +606,14 @@
   sed -n '
 	t rset
 	:rset
-	s/^[ 	]*#[ 	]*define[ 	][	 ]*//
+	s/^[ ''	]*#[ ''	]*define[ ''	][	 ]*//
 	t ok
 	d
 	:ok
 	s/[\\&,]/\\&/g
 	s/[\\$`]/\\&/g
-	s/^\('"$ac_word_re"'\)\(([^()]*)\)[ 	]*\(.*\)/${ac_dA}\1$ac_dB\2${ac_dC}\3$ac_dD/p
-	s/^\('"$ac_word_re"'\)[ 	]*\(.*\)/${ac_dA}\1$ac_dB${ac_dC}\2$ac_dD/p
+	s/^\('"$ac_word_re"'\)\(([^()]*)\)[ ''	]*\(.*\)/${ac_dA}\1$ac_dB\2${ac_dC}\3$ac_dD/p
+	s/^\('"$ac_word_re"'\)[ ''	]*\(.*\)/${ac_dA}\1$ac_dB${ac_dC}\2$ac_dD/p
   ' >>conftest.defines
 ]
 # Remove the space that was appended to ease matching.
@@ -641,8 +641,8 @@
   dnl Quote, for the `[ ]' and `define'.
   echo ['    # First, check the format of the line:
     cat >"$tmp/defines.sed" <<CEOF
-/^[	 ]*#[	 ]*undef[	 ][	 ]*$ac_word_regexp[ 	]*$/b def
-/^[	 ]*#[	 ]*define[	 ][	 ]*$ac_word_regexp[( 	]/b def
+/^[	 ]*#[	 ]*undef[	 ][	 ]*$ac_word_regexp[ @&t@	]*$/b def
+/^[	 ]*#[	 ]*define[	 ][	 ]*$ac_word_regexp[( @&t@	]/b def
 b
 :def'] >>$CONFIG_STATUS
   sed ${ac_max_sed_lines}q conftest.defines >>$CONFIG_STATUS
Index: lib/autoconf/types.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/types.m4,v
retrieving revision 1.35
diff -u -r1.35 types.m4
--- lib/autoconf/types.m4	3 Apr 2006 03:18:39 -0000	1.35
+++ lib/autoconf/types.m4	5 Apr 2006 20:29:56 -0000
@@ -89,33 +89,33 @@
 # The most obvious way to check for a TYPE is just to compile a variable
 # definition:
 #
-# 	  TYPE my_var;
+#	  TYPE my_var;
 #
 # Unfortunately this does not work for const qualified types in C++,
 # where you need an initializer.  So you think of
 #
-# 	  TYPE my_var = (TYPE) 0;
+#	  TYPE my_var = (TYPE) 0;
 #
 # Unfortunately, again, this is not valid for some C++ classes.
 #
 # Then you look for another scheme.  For instance you think of declaring
 # a function which uses a parameter of type TYPE:
 #
-# 	  int foo (TYPE param);
+#	  int foo (TYPE param);
 #
 # but of course you soon realize this does not make it with K&R
 # compilers.  And by no ways you want to
 #
-# 	  int foo (param)
-# 	    TYPE param
-# 	  { ; }
+#	  int foo (param)
+#	    TYPE param
+#	  { ; }
 #
 # since this time it's C++ who is not happy.
 #
 # Don't even think of the return type of a function, since K&R cries
 # there too.  So you start thinking of declaring a *pointer* to this TYPE:
 #
-# 	  TYPE *p;
+#	  TYPE *p;
 #
 # but you know fairly well that this is legal in C for aggregates which
 # are unknown (TYPE = struct does-not-exist).
@@ -123,7 +123,7 @@
 # Then you think of using sizeof to make sure the TYPE is really
 # defined:
 #
-# 	  sizeof (TYPE);
+#	  sizeof (TYPE);
 #
 # But this succeeds if TYPE is a variable: you get the size of the
 # variable's type!!!
@@ -133,7 +133,7 @@
 #
 # Also note that we use
 #
-# 	  if (sizeof (TYPE))
+#	  if (sizeof (TYPE))
 #
 # to `read' sizeof (to avoid warnings), while not depending on its type
 # (not necessarily size_t etc.).  Equally, instead of defining an unused
cvs diff: Diffing lib/autoscan
cvs diff: Diffing lib/autotest
Index: lib/autotest/general.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autotest/general.m4,v
retrieving revision 1.203
diff -u -r1.203 general.m4
--- lib/autotest/general.m4	5 Apr 2006 16:04:22 -0000	1.203
+++ lib/autotest/general.m4	5 Apr 2006 20:29:57 -0000
@@ -390,16 +390,16 @@
 m4_divert_push([PARSE_ARGS_END])dnl
 
     *=*)
-  	at_envvar=`expr "x$at_option" : 'x\([[^=]]*\)='`
-  	# Reject names that are not valid shell variable names.
-  	expr "x$at_envvar" : "[.*[^_$as_cr_alnum]]" >/dev/null &&
-  	  AS_ERROR([invalid variable name: $at_envvar])
-  	at_value=`echo "$at_optarg" | sed "s/'/'\\\\\\\\''/g"`
-  	eval "$at_envvar='$at_value'"
-  	export $at_envvar
+	at_envvar=`expr "x$at_option" : 'x\([[^=]]*\)='`
+	# Reject names that are not valid shell variable names.
+	expr "x$at_envvar" : "[.*[^_$as_cr_alnum]]" >/dev/null &&
+	  AS_ERROR([invalid variable name: $at_envvar])
+	at_value=`echo "$at_optarg" | sed "s/'/'\\\\\\\\''/g"`
+	eval "$at_envvar='$at_value'"
+	export $at_envvar
 	# Propagate to debug scripts.
-  	at_debug_args="$at_debug_args $at_option"
-  	;;
+	at_debug_args="$at_debug_args $at_option"
+	;;
 
      *) echo "$as_me: invalid option: $at_option" >&2
 	echo "Try \`$[0] --help' for more information." >&2
@@ -745,7 +745,7 @@
 	run. This means that test suite is improperly designed.  Please
 	report this failure to <AT_PACKAGE_BUGREPORT>.
 _ATEOF
-    	echo "$at_setup_line" >"$at_check_line_file"
+	echo "$at_setup_line" >"$at_check_line_file"
       fi
       at_group_count=`expr 1 + $at_group_count`
       $at_verbose $ECHO_N "$at_group. $at_setup_line: $ECHO_C"
cvs diff: Diffing lib/emacs
cvs diff: Diffing lib/m4sugar
cvs diff: Diffing man
cvs diff: Diffing tests
Index: tests/mktests.sh
===================================================================
RCS file: /cvsroot/autoconf/autoconf/tests/mktests.sh,v
retrieving revision 1.49
diff -u -r1.49 mktests.sh
--- tests/mktests.sh	4 Apr 2006 23:36:20 -0000	1.49
+++ tests/mktests.sh	5 Apr 2006 20:29:57 -0000
@@ -190,7 +190,7 @@
   # Get the list of macros which are defined in Autoconf level.
   # Get rid of the macros we are not interested in.
   sed -n -e 's/^AC_DEFUN(\[*\([a-zA-Z0-9_]*\).*$/\1/p' \
-  	 -e 's/^AC_DEFUN_ONCE(\[*\([a-zA-Z0-9_]*\).*$/\1/p' $file |
+	 -e 's/^AC_DEFUN_ONCE(\[*\([a-zA-Z0-9_]*\).*$/\1/p' $file |
     awk "$ac_exclude_script" |
     sort -u >acdefuns
 
Index: tests/torture.at
===================================================================
RCS file: /cvsroot/autoconf/autoconf/tests/torture.at,v
retrieving revision 1.56
diff -u -r1.56 torture.at
--- tests/torture.at	5 Apr 2006 14:20:38 -0000	1.56
+++ tests/torture.at	5 Apr 2006 20:29:57 -0000
@@ -338,7 +338,7 @@
 [[#define foo   0
 #  define bar bar
 #  define baz   "Archimedes was sinking in his baz"
-#  define fubar	 	 	 	tutu
+#  define fubar				tutu
 #define a B
 #define aa BB
 #define aaa BBB