I'm committing the following, which reduces the number of >80-column lines, and 
avoids all warnings on overfull/underfull hbox (via paragraph rewording) and 
overfull vbox (via adding index entries, so that indices no longer end too 
close to a page boundary).  Checked via both 'make info' and 'make pdf'.

2007-09-06  Eric Blake  <[EMAIL PROTECTED]>

        Texinfo cleanup.
        * doc/autoconf.texi: Avoid lines > 80 columns when possible.
        Reword some paragraphs to avoid overfull, underfull hbox
        warnings.  Add index entries to avoid overfull vbox warnings.

Index: doc/autoconf.texi
===================================================================
RCS file: /sources/autoconf/autoconf/doc/autoconf.texi,v
retrieving revision 1.1166
diff -u -p -r1.1166 autoconf.texi
--- doc/autoconf.texi   22 Aug 2007 05:00:47 -0000      1.1166
+++ doc/autoconf.texi   6 Sep 2007 15:37:44 -0000
@@ -1427,7 +1427,7 @@ disable warnings falling into @var{categ
 Warnings about @samp{syntax} are enabled by default, and the environment
 variable @env{WARNINGS}, a comma separated list of categories, is
 honored as well.  Passing @option{-W @var{category}} actually behaves as if
-you had passed @option{--warnings=syntax,$WARNINGS,@var{category}}.  If
+you had passed @option{--warnings syntax,$WARNINGS,@var{category}}.  If
 you want to disable the defaults and @env{WARNINGS}, but (for example)
 enable the warnings about obsolete constructs, you would use @option{-W
 none,obsolete}.
@@ -1657,7 +1657,7 @@ disable warnings falling into @var{categ
 Warnings about @samp{syntax} are enabled by default, and the environment
 variable @env{WARNINGS}, a comma separated list of categories, is
 honored as well.  Passing @option{-W @var{category}} actually behaves as if
-you had passed @option{--warnings=syntax,$WARNINGS,@var{category}}.  If
+you had passed @option{--warnings syntax,$WARNINGS,@var{category}}.  If
 you want to disable the defaults and @env{WARNINGS}, but (for example)
 enable the warnings about obsolete constructs, you would use @option{-W
 none,obsolete}.
@@ -1701,7 +1701,8 @@ Every @command{configure} script must ca
 anything else.  The only other required macro is @code{AC_OUTPUT}
 (@pxref{Output}).
 
[EMAIL PROTECTED] AC_INIT (@var{package}, @var{version}, @ovar{bug-report}, 
@ovar
{tarname})
[EMAIL PROTECTED] AC_INIT (@var{package}, @var{version}, @ovar{bug-report}, @
+  @ovar{tarname})
 @acindex{INIT}
 Process any command-line arguments and perform various initializations
 and verifications.
@@ -3285,7 +3286,8 @@ results of tests.  One can use @code{AC_
 creation of relative symbolic links can be delicate when the package is
 built in a directory different from the source directory.
 
[EMAIL PROTECTED] AC_CONFIG_LINKS (@var{dest}:@[EMAIL PROTECTED], @ovar{cmds}, 
@ovar
{init-cmds})
[EMAIL PROTECTED] AC_CONFIG_LINKS (@var{dest}:@[EMAIL PROTECTED], @ovar{cmds}, @
+  @ovar{init-cmds})
 @acindex{CONFIG_LINKS}
 @cindex Links
 Make @code{AC_OUTPUT} link each of the existing files @var{source} to
@@ -3844,7 +3846,8 @@ You are strongly encouraged to declare t
 @code{AC_CHECK_PROG} etc.@: as precious, @xref{Setting Output Variables},
 @code{AC_ARG_VAR}, for more details.
 
[EMAIL PROTECTED] AC_CHECK_PROG (@var{variable}, @var{prog-to-check-for}, 
@var{value-if-
found}, @ovar{value-if-not-found}, @ovar{path},  @ovar{reject})
[EMAIL PROTECTED] AC_CHECK_PROG (@var{variable}, @var{prog-to-check-for}, @
+  @var{value-if-found}, @ovar{value-if-not-found}, @ovar{path},  @ovar{reject})
 @acindex{CHECK_PROG}
 Check whether program @var{prog-to-check-for} exists in @env{PATH}.  If
 it is found, set @var{variable} to @var{value-if-found}, otherwise to
@@ -3856,7 +3859,8 @@ that case, set @var{variable} using the 
 @var{variable}.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_PROGS (@var{variable}, @var{progs-to-check-for}, 
@ovar{value-
if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_CHECK_PROGS (@var{variable}, @var{progs-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{CHECK_PROGS}
 Check for each program in the blank-separated list
 @var{progs-to-check-for} existing in the @env{PATH}.  If one is found, set
@@ -3867,7 +3871,8 @@ list are found, set @var{variable} to @v
 is not changed.  Calls @code{AC_SUBST} for @var{variable}.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_TARGET_TOOL (@var{variable}, 
@var{prog-to-check-for}, @ovar
{value-if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_CHECK_TARGET_TOOL (@var{variable}, 
@var{prog-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{CHECK_TARGET_TOOL}
 Like @code{AC_CHECK_PROG}, but first looks for @var{prog-to-check-for}
 with a prefix of the target type as determined by
@@ -3884,7 +3889,8 @@ compiler driver @r{(@command{gcc} for th
 uses to produce objects, archives or executables}.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_TOOL (@var{variable}, @var{prog-to-check-for}, 
@ovar{value-if-
not-found}, @ovar{path})
[EMAIL PROTECTED] AC_CHECK_TOOL (@var{variable}, @var{prog-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{CHECK_TOOL}
 Like @code{AC_CHECK_PROG}, but first looks for @var{prog-to-check-for}
 with a prefix of the host type as determined by
@@ -3905,7 +3911,8 @@ For more information, see @ref{Specifyin
 system type}.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_TARGET_TOOLS (@var{variable}, 
@var{progs-to-check-for}, @ovar
{value-if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_CHECK_TARGET_TOOLS (@var{variable}, 
@var{progs-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{CHECK_TARGET_TOOLS}
 Like @code{AC_CHECK_TARGET_TOOL}, each of the tools in the list
 @var{progs-to-check-for} are checked with a prefix of the target type as
@@ -3919,7 +3926,8 @@ is not specified, the value of @var{vari
 @code{AC_SUBST} for @var{variable}.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_TOOLS (@var{variable}, @var{progs-to-check-for}, 
@ovar{value-
if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_CHECK_TOOLS (@var{variable}, @var{progs-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{CHECK_TOOLS}
 Like @code{AC_CHECK_TOOL}, each of the tools in the list
 @var{progs-to-check-for} are checked with a prefix of the host type as
@@ -3935,26 +3943,30 @@ In the future, when cross-compiling this
 accept program names that are not prefixed with the host type.
 @end defmac
 
[EMAIL PROTECTED] AC_PATH_PROG (@var{variable}, @var{prog-to-check-for}, 
@ovar{value-if-
not-found}, @ovar{path})
[EMAIL PROTECTED] AC_PATH_PROG (@var{variable}, @var{prog-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{PATH_PROG}
 Like @code{AC_CHECK_PROG}, but set @var{variable} to the absolute
 name of @var{prog-to-check-for} if found.
 @end defmac
 
[EMAIL PROTECTED] AC_PATH_PROGS (@var{variable}, @var{progs-to-check-for}, 
@ovar{value-
if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_PATH_PROGS (@var{variable}, @var{progs-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{PATH_PROGS}
 Like @code{AC_CHECK_PROGS}, but if any of @var{progs-to-check-for}
 are found, set @var{variable} to the absolute name of the program
 found.
 @end defmac
 
[EMAIL PROTECTED] AC_PATH_TARGET_TOOL (@var{variable}, @var{prog-to-check-for}, 
@ovar
{value-if-not-found}, @ovar{path})
[EMAIL PROTECTED] AC_PATH_TARGET_TOOL (@var{variable}, @var{prog-to-check-for}, 
@
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{PATH_TARGET_TOOL}
 Like @code{AC_CHECK_TARGET_TOOL}, but set @var{variable} to the absolute
 name of the program if it is found.
 @end defmac
 
[EMAIL PROTECTED] AC_PATH_TOOL (@var{variable}, @var{prog-to-check-for}, 
@ovar{value-if-
not-found}, @ovar{path})
[EMAIL PROTECTED] AC_PATH_TOOL (@var{variable}, @var{prog-to-check-for}, @
+  @ovar{value-if-not-found}, @ovar{path})
 @acindex{PATH_TOOL}
 Like @code{AC_CHECK_TOOL}, but set @var{variable} to the absolute
 name of the program if it is found.
@@ -3973,14 +3985,16 @@ these macros, ask yourself whether a run
 solution.  Be aware that, like most Autoconf macros, they test a feature
 of the host machine, and therefore, they die when cross-compiling.
 
[EMAIL PROTECTED] AC_CHECK_FILE (@var{file}, @ovar{action-if-found}, 
@ovar{action-if-not-
found})
[EMAIL PROTECTED] AC_CHECK_FILE (@var{file}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{CHECK_FILE}
 Check whether file @var{file} exists on the native system.  If it is
 found, execute @var{action-if-found}, otherwise do
 @var{action-if-not-found}, if given.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_FILES (@var{files}, @ovar{action-if-found}, 
@ovar{action-if-
not-found})
[EMAIL PROTECTED] AC_CHECK_FILES (@var{files}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{CHECK_FILES}
 Executes @code{AC_CHECK_FILE} once for each file listed in @var{files}.
 Additionally, defines @[EMAIL PROTECTED] (@pxref{Standard Symbols})
@@ -3995,7 +4009,8 @@ for each file found.
 The following macros check for the presence of certain C, C++, or Fortran
 library archive files.
 
[EMAIL PROTECTED] AC_CHECK_LIB (@var{library}, @var{function}, 
@ovar{action-if-found}, 
@ovar{action-if-not-found}, @ovar{other-libraries})
[EMAIL PROTECTED] AC_CHECK_LIB (@var{library}, @var{function}, @
+  @ovar{action-if-found}, @ovar{action-if-not-found}, @ovar{other-libraries})
 @acindex{CHECK_LIB}
 Test whether the library @var{library} is available by trying to link
 a test program that calls function @var{function} with the library.
@@ -4035,7 +4050,8 @@ days it is normally better to use @code{
 @end defmac
 
 
[EMAIL PROTECTED] AC_SEARCH_LIBS (@var{function}, @var{search-libs}, 
@ovar{action-if-
found}, @ovar{action-if-not-found}, @ovar{other-libraries})
[EMAIL PROTECTED] AC_SEARCH_LIBS (@var{function}, @var{search-libs}, @
+  @ovar{action-if-found}, @ovar{action-if-not-found}, @ovar{other-libraries})
 @acindex{SEARCH_LIBS}
 Search for a library defining @var{function} if it's not already
 available.  This equates to calling
@@ -4228,7 +4244,8 @@ longer need to be worried about.
 @item @code{sscanf}
 @c @fuindex sscanf
 @prindex @code{sscanf}
-On various old systems, e.g., @acronym{HP-UX} 9, @code{sscanf} requires that 
its
+On various old systems, e.g., @acronym{HP-UX} 9, @code{sscanf} requires
+that its
 input string be writable (though it doesn't actually change it).  This
 can be a problem when using @command{gcc} since it normally puts
 constant strings in read-only memory (@pxref{Incompatibilities,
@@ -4389,6 +4406,7 @@ void *alloca (size_t);
 
 @defmac AC_FUNC_CHOWN
 @acindex{FUNC_CHOWN}
[EMAIL PROTECTED] HAVE_CHOWN
 @c @fuindex chown
 @prindex @code{chown}
 If the @code{chown} function is available and works (in particular, it
@@ -4492,6 +4510,7 @@ yourself in new code:
 @defmac AC_FUNC_FSEEKO
 @acindex{FUNC_FSEEKO}
 @cvindex _LARGEFILE_SOURCE
[EMAIL PROTECTED] HAVE_FSEEKO
 @c @fuindex fseeko
 @prindex @code{fseeko}
 If the @code{fseeko} function is available, define @code{HAVE_FSEEKO}.
@@ -4504,6 +4523,7 @@ largefile-sensitive systems where @code{
 
 @defmac AC_FUNC_GETGROUPS
 @acindex{FUNC_GETGROUPS}
[EMAIL PROTECTED] HAVE_GETGROUPS
 @ovindex GETGROUPS_LIBS
 @c @fuindex getgroups
 @prindex @code{getgroups}
@@ -4847,6 +4867,7 @@ variable @code{POW_LIB} to the extra lib
 
 @defmac AC_FUNC_STRTOLD
 @acindex{FUNC_STRTOLD}
[EMAIL PROTECTED] HAVE_STRTOLD
 @prindex @code{strtold}
 If the @code{strtold} function exists and conforms to C99, define
 @code{HAVE_STRTOLD}.
@@ -4920,7 +4941,8 @@ If you need to check the behavior of a f
 whether it is present, you have to write your own test for
 it (@pxref{Writing Tests}).
 
[EMAIL PROTECTED] AC_CHECK_FUNC (@var{function}, @ovar{action-if-found}, 
@ovar{action-if-
not-found})
[EMAIL PROTECTED] AC_CHECK_FUNC (@var{function}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{CHECK_FUNC}
 If C function @var{function} is available, run shell commands
 @var{action-if-found}, otherwise @var{action-if-not-found}.  If you just
@@ -4931,7 +4953,8 @@ standardized than C++.  (@pxref{Language
 about selecting the language for checks.)
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_FUNCS (@[EMAIL PROTECTED], @ovar{action-if-found}, 
@ovar
{action-if-not-found})
[EMAIL PROTECTED] AC_CHECK_FUNCS (@[EMAIL PROTECTED], @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{CHECK_FUNCS}
 @cvindex [EMAIL PROTECTED]
 For each @var{function} enumerated in the blank-or-newline-separated argument
@@ -5042,6 +5065,7 @@ a convenient shorthand.
 
 @defmac AC_REPLACE_FUNCS (@[EMAIL PROTECTED])
 @acindex{REPLACE_FUNCS}
[EMAIL PROTECTED] [EMAIL PROTECTED]
 @ovindex LIBOBJS
 Like @code{AC_CHECK_FUNCS}, but uses @samp{AC_LIBOBJ(@var{function})} as
 @var{action-if-not-found}.  You can declare your replacement function by
@@ -5554,7 +5578,8 @@ These macros are used to find system hea
 as well as find out whether it is present, you have to write your own
 test for it (@pxref{Writing Tests}).
 
[EMAIL PROTECTED] AC_CHECK_HEADER (@var{header-file}, @ovar{action-if-found}, 
@ovar
{action-if-not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_HEADER (@var{header-file}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_HEADER}
 If the system header file @var{header-file} is compilable, execute shell
 commands @var{action-if-found}, otherwise execute
@@ -5566,7 +5591,9 @@ For compatibility issues with older vers
 below.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_HEADERS (@[EMAIL PROTECTED], @ovar{action-if-found}, 
@ovar{action-if-not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_HEADERS (@[EMAIL PROTECTED], @
+  @ovar{action-if-found}, @ovar{action-if-not-found}, @
+  @dvar{includes, default-includes})
 @acindex{CHECK_HEADERS}
 @cvindex [EMAIL PROTECTED]
 For each given system header file @var{header-file} in the
@@ -5646,7 +5673,8 @@ There are no specific macros for declara
 These macros are used to find declarations not covered by the ``particular''
 test macros.
 
[EMAIL PROTECTED] AC_CHECK_DECL (@var{symbol}, @ovar{action-if-found}, 
@ovar{action-if-
not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_DECL (@var{symbol}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_DECL}
 If @var{symbol} (a function, variable, or constant) is not declared in
 @var{includes} and a declaration is needed, run the shell commands
@@ -5660,7 +5688,8 @@ is much safer to avoid
 introducing extra declarations when they are not needed.
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_DECLS (@var{symbols}, @ovar{action-if-found}, 
@ovar{action-if-
not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_DECLS (@var{symbols}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_DECLS}
 @cvindex [EMAIL PROTECTED]
 For each of the @var{symbols} (@emph{comma}-separated list), define
@@ -5818,6 +5847,8 @@ current systems.  New programs need not 
 
 @defmac AC_STRUCT_TIMEZONE
 @acindex{STRUCT_TIMEZONE}
[EMAIL PROTECTED] HAVE_DECL_TZNAME
[EMAIL PROTECTED] HAVE_STRUCT_TM_TM_ZONE
 @cvindex HAVE_TM_ZONE
 @cvindex HAVE_TZNAME
 Figure out how to get the current timezone.  If @code{struct tm} has a
@@ -5833,7 +5864,9 @@ define @code{HAVE_DECL_TZNAME}.
 These macros are used to find structure members not covered by the
 ``particular'' test macros.
 
[EMAIL PROTECTED] AC_CHECK_MEMBER (@[EMAIL PROTECTED], @ovar{action-if-found}, 
@ovar{action-if-not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_MEMBER (@[EMAIL PROTECTED], @
+  @ovar{action-if-found}, @ovar{action-if-not-found}, @
+  @dvar{includes, default-includes})
 @acindex{CHECK_MEMBER}
 Check whether @var{member} is a member of the aggregate @var{aggregate}.
 If no @var{includes} are specified, the default includes are used
@@ -5852,8 +5885,10 @@ AC_CHECK_MEMBER(struct top.middle.bot)
 @end example
 @end defmac
 
[EMAIL PROTECTED] AC_CHECK_MEMBERS (@var{members}, @ovar{action-if-found}, 
@ovar{action-
if-not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_MEMBERS (@var{members}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_MEMBERS}
[EMAIL PROTECTED] [EMAIL PROTECTED]@var{member}
 Check for the existence of each @[EMAIL PROTECTED]@var{member}} of
 @var{members} using the previous macro.  When @var{member} belongs to
 @var{aggregate}, define @[EMAIL PROTECTED]@var{member}} (in all
@@ -6132,7 +6167,8 @@ define @code{HAVE_UNSIGNED_LONG_LONG_INT
 These macros are used to check for types not covered by the ``particular''
 test macros.
 
[EMAIL PROTECTED] AC_CHECK_TYPE (@var{type}, @ovar{action-if-found}, 
@ovar{action-if-not-
found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_TYPE (@var{type}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_TYPE}
 Check whether @var{type} is defined.  It may be a compiler builtin type
 or defined by the @var{includes} (@pxref{Default Includes}).
@@ -6145,8 +6181,10 @@ same test is applied when compiling for 
 @end defmac
 
 
[EMAIL PROTECTED] AC_CHECK_TYPES (@var{types}, @ovar{action-if-found}, 
@ovar{action-if-
not-found}, @dvar{includes, default-includes})
[EMAIL PROTECTED] AC_CHECK_TYPES (@var{types}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @dvar{includes, default-includes})
 @acindex{CHECK_TYPES}
[EMAIL PROTECTED] [EMAIL PROTECTED]
 For each @var{type} of the @var{types} that is defined, define
 @[EMAIL PROTECTED] (in all capitals).  Each @var{type} must follow
 the rules of @code{AC_CHECK_TYPE}.  If no @var{includes} are
@@ -6219,8 +6257,8 @@ static int test_array[sizeof (int) == 4 
 
 @noindent
 To our knowledge, there is a single compiler that does not support this
-trick: the @acronym{HP} C compilers (the real ones, not only the ``bundled'') 
on
[EMAIL PROTECTED] 11.00.
+trick: the @acronym{HP} C compilers (the real ones, not only the
+``bundled'') on @acronym{HP-UX} 11.00.
 They incorrectly reject the above program with the diagnostic
 ``Variable-length arrays cannot have static storage.''
 This bug comes from @acronym{HP} compilers' mishandling of @code{sizeof (int)},
@@ -6232,8 +6270,10 @@ Autoconf works around this problem by ca
 @node Generic Compiler Characteristics
 @subsection Generic Compiler Characteristics
 
[EMAIL PROTECTED] AC_CHECK_SIZEOF (@var{type-or-expr}, @ovar{unused}, 
@dvar{includes, 
default-includes})
[EMAIL PROTECTED] AC_CHECK_SIZEOF (@var{type-or-expr}, @ovar{unused}, @
+  @dvar{includes, default-includes})
 @acindex{CHECK_SIZEOF}
[EMAIL PROTECTED] [EMAIL PROTECTED]
 Define @[EMAIL PROTECTED] (@pxref{Standard Symbols}) to be
 the size in bytes of @var{type-or-expr}, which may be either a type or
 an expression returning a value that has a size.  If the expression
@@ -6256,6 +6296,7 @@ defines @code{SIZEOF_INT_P} to be 8 on D
 
 @defmac AC_CHECK_ALIGNOF (@var{type}, @dvar{includes, default-includes})
 @acindex{CHECK_ALIGNOF}
[EMAIL PROTECTED] [EMAIL PROTECTED]
 Define @[EMAIL PROTECTED] (@pxref{Standard Symbols}) to be the
 alignment in bytes of @var{type}.  @[EMAIL PROTECTED] y;} must be valid as
 a structure member declaration.  If @samp{type} is unknown, the result
@@ -6263,15 +6304,16 @@ is 0.  If no @var{includes} are specifie
 (@pxref{Default Includes}).
 @end defmac
 
[EMAIL PROTECTED] AC_COMPUTE_INT (@var{var}, @var{expression}, @dvar{includes, 
default-
includes}, @ovar{action-if-fails})
[EMAIL PROTECTED] AC_COMPUTE_INT (@var{var}, @var{expression}, @
+  @dvar{includes, default-includes}, @ovar{action-if-fails})
 @acindex{COMPUTE_INT}
 Store into the shell variable @var{var} the value of the integer
 @var{expression}.  The
 value should fit in an initializer in a C variable of type @code{signed
 long}.  To support cross compilation (in which case, the macro only works on
 hosts that use twos-complement arithmetic), it should be possible to evaluate
-the expression at compile-time.  If no @var{includes} are specified, the 
default
-includes are used (@pxref{Default Includes}).
+the expression at compile-time.  If no @var{includes} are specified, the
+default includes are used (@pxref{Default Includes}).
 
 Execute @var{action-if-fails} if the value cannot be determined correctly.
 @end defmac
@@ -6518,7 +6560,8 @@ set to accept C99; if not, the shell var
 @end defmac
 
 @defmac AC_C_BACKSLASH_A
[EMAIL PROTECTED]
[EMAIL PROTECTED]
[EMAIL PROTECTED] HAVE_C_BACKSLASH_A
 Define @samp{HAVE_C_BACKSLASH_A} to 1 if the C compiler understands
 @samp{\a}.
 
@@ -6526,7 +6569,8 @@ This macro is obsolescent, as current C 
 New programs need not use this macro.
 @end defmac
 
[EMAIL PROTECTED] AC_C_BIGENDIAN (@ovar{action-if-true}, 
@ovar{action-if-false}, @ovar
{action-if-unknown}, @ovar{action-if-universal})
[EMAIL PROTECTED] AC_C_BIGENDIAN (@ovar{action-if-true}, 
@ovar{action-if-false}, @
+  @ovar{action-if-unknown}, @ovar{action-if-universal})
 @acindex{C_BIGENDIAN}
 @cvindex WORDS_BIGENDIAN
 @cindex Endianness
@@ -6881,7 +6925,8 @@ program is not found.
 @defmac AC_ERLANG_PATH_ERL (@ovar{value-if-not-found}, @ovar{path})
 @acindex{ERLANG_PATH_ERL}
 @ovindex ERL
-Determine an Erlang interpreter to use.  If @code{ERL} is not already set in 
the
+Determine an Erlang interpreter to use.  If @code{ERL} is not already
+set in the
 environment, check for @command{erl}.  Set output variable @code{ERL} to the
 complete path of the interpreter command found.
 
@@ -7195,7 +7240,8 @@ information other than through the C pre
 to call Fortran routines from some language other than C/C++.
 @end defmac
 
[EMAIL PROTECTED] AC_FC_SRCEXT (@var{ext}, @ovar{action-if-success}, 
@ovar{action-if-
failure})
[EMAIL PROTECTED] AC_FC_SRCEXT (@var{ext}, @ovar{action-if-success}, @
+  @ovar{action-if-failure})
 @acindex{FC_SRCEXT}
 By default, the @code{FC} macros perform their tests using a @file{.f}
 extension for source-code files.  Some compilers, however, only enable
@@ -7450,10 +7496,10 @@ configuration of an Erlang interpreter a
 @acindex{ERLANG_SUBST_ROOT_DIR}
 @ovindex ERLANG_ROOT_DIR
 
-Set the output variable @code{ERLANG_ROOT_DIR} to the path to the base 
directory
-in which Erlang/OTP is installed (as returned by Erlang's @code
{code:root_dir/0}
-function).  The result of this test is cached if caching is enabled when 
running
[EMAIL PROTECTED]
+Set the output variable @code{ERLANG_ROOT_DIR} to the path to the base
+directory in which Erlang/OTP is installed (as returned by Erlang's
[EMAIL PROTECTED]:root_dir/0} function).  The result of this test is cached if
+caching is enabled when running @command{configure}.
 @end defmac
 
 @defmac AC_ERLANG_SUBST_LIB_DIR
@@ -7467,7 +7513,8 @@ Erlang/OTP library.  The result of this 
 when running @command{configure}.
 @end defmac
 
[EMAIL PROTECTED] AC_ERLANG_CHECK_LIB (@var{library}, @ovar{action-if-found}, 
@ovar
{action-if-not-found})
[EMAIL PROTECTED] AC_ERLANG_CHECK_LIB (@var{library}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{ERLANG_CHECK_LIB}
 @ovindex [EMAIL PROTECTED]
 @ovindex [EMAIL PROTECTED]
@@ -7506,7 +7553,8 @@ Erlang libraries are to be installed:
 @ovindex ERLANG_INSTALL_LIB_DIR
 
 Set the @code{ERLANG_INSTALL_LIB_DIR} output variable to the directory into
-which every built Erlang library should be installed in a separate 
subdirectory.
+which every built Erlang library should be installed in a separate
+subdirectory.
 If this variable is not set in the environment when @command{configure} runs,
 its default value is @code{$ERLANG_LIB_DIR}, which value is set by the
 @code{AC_ERLANG_SUBST_LIB_DIR} macro.
@@ -7882,7 +7930,8 @@ fputs (hw, stdout);
 @end example
 
 In Erlang tests, the created source file is that of an Erlang module called
[EMAIL PROTECTED] (@file{conftest.erl}).  This module defines and exports at 
least
[EMAIL PROTECTED] (@file{conftest.erl}).  This module defines and exports
+at least
 one @code{start/0} function, which is called to perform the test.  The
 @var{prologue} is optional code that is inserted between the module header and
 the @code{start/0} function definition.  @var{body} is the body of the
@@ -7955,7 +8004,8 @@ Nevertheless, if you need to run the pre
 The macros described in this section cannot be used for tests in Erlang or
 Fortran, since those languages require no preprocessor.
 
[EMAIL PROTECTED] AC_PREPROC_IFELSE (@var{input}, @ovar{action-if-true}, 
@ovar{action-if-
false})
[EMAIL PROTECTED] AC_PREPROC_IFELSE (@var{input}, @ovar{action-if-true}, @
+  @ovar{action-if-false})
 @acindex{PREPROC_IFELSE}
 Run the preprocessor of the current language (@pxref{Language Choice})
 on the @var{input}, run the shell commands @var{action-if-true} on
@@ -8009,7 +8059,8 @@ get rid of your old use of the macro @co
 @code{AC_PREPROC_IFELSE}, but, in the first place, are you sure you need
 to run the @emph{preprocessor} and not the compiler?
 
[EMAIL PROTECTED] AC_EGREP_HEADER (@var{pattern}, @var{header-file}, 
@var{action-if-
found}, @ovar{action-if-not-found})
[EMAIL PROTECTED] AC_EGREP_HEADER (@var{pattern}, @var{header-file}, @
+  @var{action-if-found}, @ovar{action-if-not-found})
 @acindex{EGREP_HEADER}
 If the output of running the preprocessor on the system header file
 @var{header-file} matches the extended regular expression
@@ -8017,7 +8068,8 @@ If the output of running the preprocesso
 execute @var{action-if-not-found}.
 @end defmac
 
[EMAIL PROTECTED] AC_EGREP_CPP (@var{pattern}, @var{program}, 
@ovar{action-if-found}, 
@ovar{action-if-not-found})
[EMAIL PROTECTED] AC_EGREP_CPP (@var{pattern}, @var{program}, @
+  @ovar{action-if-found}, @ovar{action-if-not-found})
 @acindex{EGREP_CPP}
 @var{program} is the text of a C or C++ program, on which shell
 variable, back quote, and backslash substitutions are performed.  If the
@@ -8036,7 +8088,8 @@ Choice}) compiler, such as whether it re
 simply to try some library feature, use @code{AC_COMPILE_IFELSE} to try
 to compile a small program that uses that feature.
 
[EMAIL PROTECTED] AC_COMPILE_IFELSE (@var{input}, @ovar{action-if-true}, 
@ovar{action-if-
false})
[EMAIL PROTECTED] AC_COMPILE_IFELSE (@var{input}, @ovar{action-if-true}, @
+  @ovar{action-if-false})
 @acindex{COMPILE_IFELSE}
 Run the compiler and compilation flags of the current language
 (@pxref{Language Choice}) on the @var{input}, run the shell commands
@@ -8053,8 +8106,8 @@ Linker}).
 For tests in Erlang, the @var{input} must be the source code of a module named
 @code{conftest}.  @code{AC_COMPILE_IFELSE} generates a @file{conftest.beam}
 file that can be interpreted by the Erlang virtual machine (@code{ERL}).  It is
-recommended to use @code{AC_LANG_PROGRAM} to specify the test program, to 
ensure
-that the Erlang module has the right name.
+recommended to use @code{AC_LANG_PROGRAM} to specify the test program,
+to ensure that the Erlang module has the right name.
 
 @node Running the Linker
 @section Running the Linker
@@ -8078,7 +8131,8 @@ checked for to @code{LIBS} temporarily a
 program.
 
 
[EMAIL PROTECTED] AC_LINK_IFELSE (@var{input}, @ovar{action-if-true}, 
@ovar{action-if-
false})
[EMAIL PROTECTED] AC_LINK_IFELSE (@var{input}, @ovar{action-if-true}, @
+  @ovar{action-if-false})
 @acindex{LINK_IFELSE}
 Run the compiler (and compilation flags) and the linker of the current
 language (@pxref{Language Choice}) on the @var{input}, run the shell
@@ -8114,7 +8168,8 @@ run it using @code{AC_RUN_IFELSE}.  Avoi
 possible, because this prevents people from configuring your package for
 cross-compiling.
 
[EMAIL PROTECTED] AC_RUN_IFELSE (@var{input}, @ovar{action-if-true}, 
@ovar{action-if-
false}, @ovar{action-if-cross-compiling})
[EMAIL PROTECTED] AC_RUN_IFELSE (@var{input}, @ovar{action-if-true}, @
+  @ovar{action-if-false}, @ovar{action-if-cross-compiling})
 @acindex{RUN_IFELSE}
 If @var{program} compiles and links successfully and returns an exit
 status of 0 when executed, run shell commands @var{action-if-true}.
@@ -8173,7 +8228,8 @@ Therefore, if a test must output configu
 to create and to output data into the temporary file named @file{conftest.out},
 using the functions of module @code{file}.  The @code{conftest.out} file is
 automatically deleted by the @code{AC_RUN_IFELSE} macro.  For instance, a
-simplified implementation of Autoconf's @code{AC_ERLANG_SUBST_LIB_DIR} macro 
is:
+simplified implementation of Autoconf's @code{AC_ERLANG_SUBST_LIB_DIR}
+macro is:
 
 @example
 AC_INIT([LibdirTest], [1.0], [bug-libdirtest@@example.org])
@@ -8346,6 +8402,7 @@ output.
 
 @defmac AC_DEFINE (@var{variable}, @var{value}, @ovar{description})
 @defmacx AC_DEFINE (@var{variable})
[EMAIL PROTECTED] @var{variable}
 @acindex{DEFINE}
 Define @var{variable} to @var{value} (verbatim), by defining a C
 preprocessor macro for @var{variable}.  @var{variable} should be a C
@@ -8388,6 +8445,7 @@ the last one wins.
 @defmac AC_DEFINE_UNQUOTED (@var{variable}, @var{value}, @ovar{description})
 @defmacx AC_DEFINE_UNQUOTED (@var{variable})
 @acindex{DEFINE_UNQUOTED}
[EMAIL PROTECTED] @var{variable}
 Like @code{AC_DEFINE}, but three shell expansions are
 performed---once---on @var{variable} and @var{value}: variable expansion
 (@samp{$}), command substitution (@samp{`}), and backslash escaping
@@ -8567,9 +8625,9 @@ and similarly if the variable is unset, 
 line argument, including when no cache is used:
 
 @example
-$ @kbd{CC=/usr/bin/cc ./configure undeclared_var=raboof --silent}
+$ @kbd{CC=/usr/bin/cc ./configure var=raboof --silent}
 $ @kbd{./config.status --recheck}
-running CONFIG_SHELL=/bin/sh /bin/sh ./configure undeclared_var=raboof \
+running CONFIG_SHELL=/bin/sh /bin/sh ./configure var=raboof \
   CC=/usr/bin/cc  --no-create --no-recursion
 @end example
 @end itemize
@@ -8635,7 +8693,8 @@ The @var{commands-to-set-it} @emph{must 
 setting the variable @var{cache-id}, see below.
 @end defmac
 
[EMAIL PROTECTED] AC_CACHE_CHECK (@var{message}, @var{cache-id}, 
@var{commands-to-set-
it})
[EMAIL PROTECTED] AC_CACHE_CHECK (@var{message}, @var{cache-id}, @
+  @var{commands-to-set-it})
 @acindex{CACHE_CHECK}
 A wrapper for @code{AC_CACHE_VAL} that takes care of printing the
 messages.  This macro provides a convenient shorthand for the most
@@ -9871,8 +9930,13 @@ M4sugar''.
 @subsection Redefined M4 Macros
 
 @msindex{builtin}
[EMAIL PROTECTED]
[EMAIL PROTECTED]
[EMAIL PROTECTED]
[EMAIL PROTECTED]
 @msindex{decr}
 @msindex{define}
[EMAIL PROTECTED]
 @msindex{dumpdef}
 @msindex{errprint}
 @msindex{esyscmd}
@@ -9888,6 +9952,8 @@ M4sugar''.
 @msindex{substr}
 @msindex{syscmd}
 @msindex{sysval}
[EMAIL PROTECTED]
[EMAIL PROTECTED]
 @msindex{translit}
 @msindex{undefine}
 With a few exceptions, all the M4 native macros are moved in the
@@ -9908,6 +9974,9 @@ Unlike the M4 builtin, this macro fails 
 defined.  See @code{m4_undefine}.
 @end defmac
 
[EMAIL PROTECTED] FIXME: Need to document m4_divert, m4_undivert, 
m4_divert_push,
[EMAIL PROTECTED] m4_divert_pop, m4_divert_text, m4_divert_once
+
 @defmac m4_exit (@var{exit-status})
 @msindex{exit}
 This macro corresponds to @code{m4exit}.
@@ -10007,7 +10076,8 @@ underlying M4 provides.
 
 The following macros implement loops in M4.
 
[EMAIL PROTECTED] m4_for (@var{var}, @var{first}, @var{last}, @ovar{step}, @var
{expression})
[EMAIL PROTECTED] m4_for (@var{var}, @var{first}, @var{last}, @ovar{step}, @
+  @var{expression})
 @msindex{for}
 Loop over the numeric values between @var{first} and @var{last}
 including bounds by increments of @var{step}.  For each iteration,
@@ -10224,7 +10294,8 @@ environment variables, or setting option
 implementation-specific actions.
 @end defmac
 
[EMAIL PROTECTED] AS_CASE (@var{word}, @ovar{pattern1}, @ovar{if-matched1}, 
@dots{}, 
@ovar{default})
[EMAIL PROTECTED] AS_CASE (@var{word}, @ovar{pattern1}, @ovar{if-matched1}, @
+  @dots{}, @ovar{default})
 @asindex{CASE}
 Expand into a shell @samp{case} statement, where @var{word} is matched
 against one or more patterns.  @var{if-matched} is run if the
@@ -11260,7 +11331,8 @@ of @[EMAIL PROTECTED]@}}.  If the end of the v
 boundary, the shell reports an error, as if you used @[EMAIL PROTECTED]@}}.
 Instead of @[EMAIL PROTECTED]@}}, the shell may expand
 @[EMAIL PROTECTED]@}}, or even @[EMAIL PROTECTED]@}}.  This bug can often
-be worked around by omitting the braces: @code{$variable}.  The bug was fixed 
in
+be worked around by omitting the braces: @code{$variable}.  The bug was
+fixed in
 @samp{ksh93g} (1998-04-30) but as of 2006 many operating systems were
 still shipping older versions with the bug.
 
@@ -11374,8 +11446,8 @@ Don't rely on file descriptors 0, 1, and
 subsidiary program.  If any of these descriptors is closed, the
 operating system may open an unspecified file for the descriptor in the
 new process image.  Posix says this may be done only if the subsidiary
-program is set-user-ID or set-group-ID, but @acronym{HP-UX} 11.23 does it even 
for
-ordinary programs.
+program is set-user-ID or set-group-ID, but @acronym{HP-UX} 11.23 does
+it even for ordinary programs.
 
 Don't rely on open file descriptors being open in child processes.  In
 @command{ksh}, file descriptors above 2 which are opened using
@@ -12840,7 +12912,8 @@ Also please see the discussion of the @c
 With the [EMAIL PROTECTED] 6.0 shell, the @command{set} command (without
 any options) does not sort its output.
 
-The @command{set} builtin faces the usual problem with arguments starting with 
a
+The @command{set} builtin faces the usual problem with arguments
+starting with a
 dash.  Modern shells such as Bash or Zsh understand @option{--} to specify
 the end of the options (any argument after @option{--} is a parameter,
 even @samp{-x} for instance), but many traditional shells (e.g., Solaris
@@ -12972,7 +13045,8 @@ not null, but this usage is not portable
 Solaris 10 @command{/bin/sh}, which mishandle strings like @samp{!} and
 @samp{-n}.
 
-Posix says that @samp{test ! "@var{string}"}, @samp{test -n "@var{string}"} and
+Posix also says that @samp{test ! "@var{string}"},
[EMAIL PROTECTED] -n "@var{string}"} and
 @samp{test -z "@var{string}"} work with any string, but many
 shells (such as Solaris, @acronym{AIX} 3.2, @sc{unicos} 10.0.0.6,
 Digital Unix 4, etc.)@: get confused if
@@ -12985,7 +13059,7 @@ $ @kbd{test ! -n}
 test: argument expected
 @end example
 
-Similarly, Posix says that @samp{test "@var{string1}" = "@var{string2"}}
+Similarly, Posix says that both @samp{test "@var{string1}" = "@var{string2"}}
 and @samp{test "@var{string1}" != "@var{string2"}} work for any pairs of
 strings, but in practice this is not true for troublesome strings that
 look like operators or parentheses, or that begin with @samp{-}.
@@ -13182,7 +13256,8 @@ bar
 foo
 @end example
 
-Some Awk implementations, such as @acronym{HP-UX} 11.0's native one, mishandle 
anchors:
+Some Awk implementations, such as @acronym{HP-UX} 11.0's native one,
+mishandle anchors:
 
 @example
 $ @kbd{echo xfoo | $AWK '/foo|^bar/ @{ print @}'}
@@ -13533,7 +13608,7 @@ expr a : '\(b\)' \| ''
 Unfortunately this behaves exactly as the original expression; see the
 @command{expr} (@samp{|}) entry for more information.
 
-Ancient @command{expr} implementations (e.g., SunOS 4 @command{expr} and
+Some ancient @command{expr} implementations (e.g., SunOS 4 @command{expr} and
 Solaris 8 @command{/usr/ucb/expr}) have a silly length limit that causes
 @command{expr} to fail if the matched substring is longer than 120
 bytes.  In this case, you might want to fall back on @samp{echo|sed} if
@@ -16012,7 +16087,8 @@ should call @code{AC_ARG_WITH} to detect
 user asked to use it.  Whether each package is used or not by default,
 and which arguments are valid, is up to you.
 
[EMAIL PROTECTED] AC_ARG_WITH (@var{package}, @var{help-string}, 
@ovar{action-if-given}, 
@ovar{action-if-not-given})
[EMAIL PROTECTED] AC_ARG_WITH (@var{package}, @var{help-string}, @
+  @ovar{action-if-given}, @ovar{action-if-not-given})
 @acindex{ARG_WITH}
 If the user gave @command{configure} the option @[EMAIL PROTECTED]
 or @[EMAIL PROTECTED], run shell commands
@@ -16126,7 +16202,8 @@ These three examples can be easily adapt
 @ref{Package Options}).
 @end defmac
 
[EMAIL PROTECTED] AC_WITH (@var{package}, @var{action-if-given}, 
@ovar{action-if-not-
given})
[EMAIL PROTECTED] AC_WITH (@var{package}, @var{action-if-given}, @
+  @ovar{action-if-not-given})
 @acindex{WITH}
 This is an obsolete version of @code{AC_ARG_WITH} that does not
 support providing a help string.
@@ -16171,7 +16248,8 @@ For each optional feature, @file{configu
 to include it.  Whether each feature is included or not by default, and
 which arguments are valid, is up to you.
 
[EMAIL PROTECTED] AC_ARG_ENABLE (@var{feature}, @var{help-string}, 
@ovar{action-if-
given}, @ovar{action-if-not-given})
[EMAIL PROTECTED] AC_ARG_ENABLE (@var{feature}, @var{help-string}, @
+  @ovar{action-if-given}, @ovar{action-if-not-given})
 @acindex{ARG_ENABLE}
 If the user gave @command{configure} the option
 @[EMAIL PROTECTED] or @[EMAIL PROTECTED], run
@@ -16196,7 +16274,8 @@ See the examples suggested with the defi
 @code{AC_ARG_ENABLE}.
 @end defmac
 
[EMAIL PROTECTED] AC_ENABLE (@var{feature}, @var{action-if-given}, 
@ovar{action-if-not-
given})
[EMAIL PROTECTED] AC_ENABLE (@var{feature}, @var{action-if-given}, @
+  @ovar{action-if-not-given})
 @acindex{ENABLE}
 This is an obsolete version of @code{AC_ARG_ENABLE} that does not
 support providing a help string.
@@ -16215,7 +16294,7 @@ your own @samp{help strings} to line up 
 strings} do.  This is the purpose of the @code{AS_HELP_STRING} macro.
 
 @defmac AS_HELP_STRING (@var{left-hand-side}, @var{right-hand-side})
[EMAIL PROTECTED]
[EMAIL PROTECTED]
 
 Expands into an help string that looks pretty when the user executes
 @samp{configure --help}.  It is typically used in @code{AC_ARG_WITH}
@@ -16277,16 +16356,15 @@ Even a warning message is undesirable he
 automatically disables the warnings.
 
 This default behavior may be modified in two ways.  First, the installer
-can invoke @command{configure} with the
[EMAIL PROTECTED] or
[EMAIL PROTECTED] options to disable these
-warnings or turn them into fatal errors, respectively.  Second, the
+can invoke @command{configure --disable-option-checking} to disable
+these warnings, or invoke @command{configure --enable-option-checking=fatal}
+options to turn them into fatal errors, respectively.  Second, the
 maintainer can use @code{AC_DISABLE_OPTION_CHECKING}.
 
 @defmac AC_DISABLE_OPTION_CHECKING
 @acindex{DISABLE_OPTION_CHECKING}
 
-By default, disable warnings for unrecognized
+By default, disable warnings related to any unrecognized
 @[EMAIL PROTECTED] or @[EMAIL PROTECTED]
 options.  This is implied by @code{AC_CONFIG_SUBDIRS}.
 
@@ -16990,7 +17068,8 @@ typedef loff_t off_t;
 Same as @samp{AC_MSG_NOTICE([checking @[EMAIL PROTECTED]
 @end defmac
 
[EMAIL PROTECTED] AC_COMPILE_CHECK (@var{echo-text}, @var{includes}, 
@var{function-
body}, @var{action-if-true}, @ovar{action-if-false})
[EMAIL PROTECTED] AC_COMPILE_CHECK (@var{echo-text}, @var{includes}, @
+  @var{function-body}, @var{action-if-true}, @ovar{action-if-false})
 @acindex{COMPILE_CHECK}
 This is an obsolete version of @code{AC_TRY_COMPILE} itself replaced by
 @code{AC_COMPILE_IFELSE} (@pxref{Running the Compiler}), with the
@@ -17058,7 +17137,7 @@ Does nothing, now integrated in @code{AC
 @cvindex SYSNDIR
 @cvindex SYSDIR
 @cvindex NDIR
-Like calling @code{AC_FUNC_CLOSEDIR_VOID} [EMAIL PROTECTED],
+Like calling @code{AC_FUNC_CLOSEDIR_VOID} and @code{AC_HEADER_DIRENT},
 but defines a different set of C preprocessor macros to indicate which
 header file is found:
 
@@ -17172,7 +17251,8 @@ These days portable programs should use 
 @code{AC_CHECK_HEADERS}
 @end defmac
 
[EMAIL PROTECTED] AC_HAVE_LIBRARY (@var{library}, @ovar{action-if-found}, 
@ovar{action-
if-not-found}, @ovar{other-libraries})
[EMAIL PROTECTED] AC_HAVE_LIBRARY (@var{library}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found}, @ovar{other-libraries})
 @acindex{HAVE_LIBRARY}
 This macro is equivalent to calling @code{AC_CHECK_LIB} with a
 @var{function} argument of @code{main}.  In addition, @var{library} can
@@ -17605,7 +17685,8 @@ issue.
 @code{AC_HEADER_TIME}
 @end defmac
 
[EMAIL PROTECTED] AC_TRY_COMPILE (@var{includes}, @var{function-body}, 
@ovar{action-if-
true}, @ovar{action-if-false})
[EMAIL PROTECTED] AC_TRY_COMPILE (@var{includes}, @var{function-body}, @
+  @ovar{action-if-true}, @ovar{action-if-false})
 @acindex{TRY_COMPILE}
 Same as:
 
@@ -17646,7 +17727,8 @@ AC_PREPROC_IFELSE(
 This macro double quotes the @var{input}.
 @end defmac
 
[EMAIL PROTECTED] AC_TRY_LINK (@var{includes}, @var{function-body}, 
@ovar{action-if-
true}, @ovar{action-if-false})
[EMAIL PROTECTED] AC_TRY_LINK (@var{includes}, @var{function-body}, @
+  @ovar{action-if-true}, @ovar{action-if-false})
 @acindex{TRY_LINK}
 Same as:
 
@@ -17679,14 +17761,16 @@ and compilation flags are determined by 
 @code{LIBS} are used for linking.
 @end defmac
 
[EMAIL PROTECTED] AC_TRY_LINK_FUNC (@var{function}, @ovar{action-if-found}, 
@ovar{action-
if-not-found})
[EMAIL PROTECTED] AC_TRY_LINK_FUNC (@var{function}, @ovar{action-if-found}, @
+  @ovar{action-if-not-found})
 @acindex{TRY_LINK_FUNC}
 This macro is equivalent to
 @samp{AC_LINK_IFELSE([AC_LANG_CALL([], [EMAIL PROTECTED])],
 [EMAIL PROTECTED], [EMAIL PROTECTED])}.
 @end defmac
 
[EMAIL PROTECTED] AC_TRY_RUN (@var{program}, @ovar{action-if-true}, 
@ovar{action-if-
false}, @ovar{action-if-cross-compiling})
[EMAIL PROTECTED] AC_TRY_RUN (@var{program}, @ovar{action-if-true}, @
+  @ovar{action-if-false}, @ovar{action-if-cross-compiling})
 @acindex{TRY_RUN}
 Same as:
 
@@ -18684,7 +18768,8 @@ brackets to protect against included com
 expansion.  The contents ought to end with an end of line.
 @end defmac
 
[EMAIL PROTECTED] AT_CHECK (@var{commands}, @dvar{status, 0}, @dvar{stdout, }, 
@dvar
{stderr, }, @ovar{run-if-fail}, @ovar{run-if-pass})
[EMAIL PROTECTED] AT_CHECK (@var{commands}, @dvar{status, 0}, @dvar{stdout, }, @
+  @dvar{stderr, }, @ovar{run-if-fail}, @ovar{run-if-pass})
 @atindex{CHECK}
 Execute a test by performing given shell @var{commands}.  These commands
 should normally exit with @var{status}, while producing expected
@@ -18928,8 +19013,8 @@ and manage to have @file{atconfig.in} an
 distributed.
 
 With all this in place, and if you have not initialized @samp{TESTSUITEFLAGS}
-within your makefile, you can fine-tune test suite execution with this 
variable,
-for example:
+within your makefile, you can fine-tune test suite execution with this
+variable, for example:
 
 @example
 make check TESTSUITEFLAGS='-v -d -x 75 -k AC_PROG_CC CFLAGS=-g'
@@ -19645,7 +19730,7 @@ preceding @samp{AT_}.
 @node Program & Function Index
 @appendixsec Program and Function Index
 
-This is an alphabetical list of the programs and functions which
+This is an alphabetical list of the programs and functions whose
 portability is discussed in this document.
 
 @printindex pr




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