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version 1.7, 2013/02/12 09:40:41 version 1.9, 2015/08/04 06:20:44
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 # generated automatically by aclocal 1.12.6 -*- Autoconf -*-  # generated automatically by aclocal 1.11.6 -*- Autoconf -*-
   
 # Copyright (C) 1996-2012 Free Software Foundation, Inc.  # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   # 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
   # Inc.
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 # Do all the work for Automake.                             -*- Autoconf -*-  # Do all the work for Automake.                             -*- Autoconf -*-
   
 # Copyright (C) 1996-2012 Free Software Foundation, Inc.  # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   # 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 16
   
 # This macro actually does too much.  Some checks are only needed if  # This macro actually does too much.  Some checks are only needed if
 # your package does certain things.  But this isn't really a big deal.  # your package does certain things.  But this isn't really a big deal.
   
Line 458  AC_SUBST([CYGPATH_W])
Line 471  AC_SUBST([CYGPATH_W])
 # Define the identity of the package.  # Define the identity of the package.
 dnl Distinguish between old-style and new-style calls.  dnl Distinguish between old-style and new-style calls.
 m4_ifval([$2],  m4_ifval([$2],
 [AC_DIAGNOSE([obsolete],  [m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
 [$0: two- and three-arguments forms are deprecated.  For more info, see:  
 http://www.gnu.org/software/automake/manual/automake.html#Modernize-AM_INIT_AUTOMAKE-invocation])  
 m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl  
  AC_SUBST([PACKAGE], [$1])dnl   AC_SUBST([PACKAGE], [$1])dnl
  AC_SUBST([VERSION], [$2])],   AC_SUBST([VERSION], [$2])],
 [_AM_SET_OPTIONS([$1])dnl  [_AM_SET_OPTIONS([$1])dnl
 dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.  dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
 m4_if(  m4_if(m4_ifdef([AC_PACKAGE_NAME], 1)m4_ifdef([AC_PACKAGE_VERSION], 1), 11,,
   m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),  
   [ok:ok],,  
   [m4_fatal([AC_INIT should be called with package and version arguments])])dnl    [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
  AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl   AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
  AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl   AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
   
 _AM_IF_OPTION([no-define],,  _AM_IF_OPTION([no-define],,
 [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])  [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
  AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl   AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
   
 # Some tools Automake needs.  # Some tools Automake needs.
 AC_REQUIRE([AM_SANITY_CHECK])dnl  AC_REQUIRE([AM_SANITY_CHECK])dnl
 AC_REQUIRE([AC_ARG_PROGRAM])dnl  AC_REQUIRE([AC_ARG_PROGRAM])dnl
 AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])  AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
 AM_MISSING_PROG([AUTOCONF], [autoconf])  AM_MISSING_PROG(AUTOCONF, autoconf)
 AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])  AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
 AM_MISSING_PROG([AUTOHEADER], [autoheader])  AM_MISSING_PROG(AUTOHEADER, autoheader)
 AM_MISSING_PROG([MAKEINFO], [makeinfo])  AM_MISSING_PROG(MAKEINFO, makeinfo)
 AC_REQUIRE([AM_PROG_INSTALL_SH])dnl  AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
 AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl  AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
 AC_REQUIRE([AC_PROG_MKDIR_P])dnl  AC_REQUIRE([AM_PROG_MKDIR_P])dnl
 # For better backward compatibility.  To be removed once Automake 1.9.x  
 # dies out for good.  For more background, see:  
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>  
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>  
 AC_SUBST([mkdir_p], ['$(MKDIR_P)'])  
 # We need awk for the "check" target.  The system "awk" is bad on  # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.  # some platforms.
 AC_REQUIRE([AC_PROG_AWK])dnl  AC_REQUIRE([AC_PROG_AWK])dnl
Line 503  _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
Line 506  _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
                              [_AM_PROG_TAR([v7])])])                               [_AM_PROG_TAR([v7])])])
 _AM_IF_OPTION([no-dependencies],,  _AM_IF_OPTION([no-dependencies],,
 [AC_PROVIDE_IFELSE([AC_PROG_CC],  [AC_PROVIDE_IFELSE([AC_PROG_CC],
                   [_AM_DEPENDENCIES([CC])],                    [_AM_DEPENDENCIES(CC)],
                   [m4_define([AC_PROG_CC],                    [define([AC_PROG_CC],
                              m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl                            defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
 AC_PROVIDE_IFELSE([AC_PROG_CXX],  AC_PROVIDE_IFELSE([AC_PROG_CXX],
                   [_AM_DEPENDENCIES([CXX])],                    [_AM_DEPENDENCIES(CXX)],
                   [m4_define([AC_PROG_CXX],                    [define([AC_PROG_CXX],
                              m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl                            defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
 AC_PROVIDE_IFELSE([AC_PROG_OBJC],  AC_PROVIDE_IFELSE([AC_PROG_OBJC],
                   [_AM_DEPENDENCIES([OBJC])],                    [_AM_DEPENDENCIES(OBJC)],
                   [m4_define([AC_PROG_OBJC],                    [define([AC_PROG_OBJC],
                              m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl                            defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
 dnl Support for Objective C++ was only introduced in Autoconf 2.65,  
 dnl but we still cater to Autoconf 2.62.  
 m4_ifdef([AC_PROG_OBJCXX],  
 [AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],  
                   [_AM_DEPENDENCIES([OBJCXX])],  
                   [m4_define([AC_PROG_OBJCXX],  
                              m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])])dnl  
 ])  ])
 _AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl  _AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl
 dnl The 'parallel-tests' driver may need to know about EXEEXT, so add the  dnl The `parallel-tests' driver may need to know about EXEEXT, so add the
 dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen.  This macro  dnl `am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen.  This macro
 dnl is hooked onto _AC_COMPILER_EXEEXT early, see below.  dnl is hooked onto _AC_COMPILER_EXEEXT early, see below.
 AC_CONFIG_COMMANDS_PRE(dnl  AC_CONFIG_COMMANDS_PRE(dnl
 [m4_provide_if([_AM_COMPILER_EXEEXT],  [m4_provide_if([_AM_COMPILER_EXEEXT],
   [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl    [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
 ])  ])
   
 dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion.  Do not  dnl Hook into `_AC_COMPILER_EXEEXT' early to learn its expansion.  Do not
 dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further  dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
 dnl mangled by Autoconf and run in a shell conditional statement.  dnl mangled by Autoconf and run in a shell conditional statement.
 m4_define([_AC_COMPILER_EXEEXT],  m4_define([_AC_COMPILER_EXEEXT],
Line 559  for _am_header in $config_headers :; do
Line 555  for _am_header in $config_headers :; do
 done  done
 echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])  echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
   
 # Copyright (C) 2001-2012 Free Software Foundation, Inc.  # Copyright (C) 2001, 2003, 2005, 2008, 2011 Free Software Foundation,
   # Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 1
   
 # AM_PROG_INSTALL_SH  # AM_PROG_INSTALL_SH
 # ------------------  # ------------------
 # Define $install_sh.  # Define $install_sh.
Line 578  if test x"${install_sh}" != xset; then
Line 577  if test x"${install_sh}" != xset; then
     install_sh="\${SHELL} $am_aux_dir/install-sh"      install_sh="\${SHELL} $am_aux_dir/install-sh"
   esac    esac
 fi  fi
 AC_SUBST([install_sh])])  AC_SUBST(install_sh)])
   
 # Copyright (C) 2003-2012 Free Software Foundation, Inc.  # Copyright (C) 2003, 2005  Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 2
   
 # Check whether the underlying file-system supports filenames  # Check whether the underlying file-system supports filenames
 # with a leading dot.  For instance MS-DOS doesn't.  # with a leading dot.  For instance MS-DOS doesn't.
 AC_DEFUN([AM_SET_LEADING_DOT],  AC_DEFUN([AM_SET_LEADING_DOT],
Line 602  AC_SUBST([am__leading_dot])])
Line 603  AC_SUBST([am__leading_dot])])
 # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-  # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
 # From Jim Meyering  # From Jim Meyering
   
 # Copyright (C) 1996-2012 Free Software Foundation, Inc.  # Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2008,
   # 2011 Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 5
   
 # AM_MAINTAINER_MODE([DEFAULT-MODE])  # AM_MAINTAINER_MODE([DEFAULT-MODE])
 # ----------------------------------  # ----------------------------------
 # Control maintainer-specific portions of Makefiles.  # Control maintainer-specific portions of Makefiles.
 # Default is to disable them, unless 'enable' is passed literally.  # Default is to disable them, unless `enable' is passed literally.
 # For symmetry, 'disable' may be passed as well.  Anyway, the user  # For symmetry, `disable' may be passed as well.  Anyway, the user
 # can override the default with the --enable/--disable switch.  # can override the default with the --enable/--disable switch.
 AC_DEFUN([AM_MAINTAINER_MODE],  AC_DEFUN([AM_MAINTAINER_MODE],
 [m4_case(m4_default([$1], [disable]),  [m4_case(m4_default([$1], [disable]),
Line 623  AC_DEFUN([AM_MAINTAINER_MODE],
Line 627  AC_DEFUN([AM_MAINTAINER_MODE],
 AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])  AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
   dnl maintainer-mode's default is 'disable' unless 'enable' is passed    dnl maintainer-mode's default is 'disable' unless 'enable' is passed
   AC_ARG_ENABLE([maintainer-mode],    AC_ARG_ENABLE([maintainer-mode],
     [AS_HELP_STRING([--]am_maintainer_other[-maintainer-mode],  [  --][am_maintainer_other][-maintainer-mode  am_maintainer_other make rules and dependencies not useful
       am_maintainer_other[ make rules and dependencies not useful                            (and sometimes confusing) to the casual installer],
       (and sometimes confusing) to the casual installer])],        [USE_MAINTAINER_MODE=$enableval],
     [USE_MAINTAINER_MODE=$enableval],        [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))
     [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))  
   AC_MSG_RESULT([$USE_MAINTAINER_MODE])    AC_MSG_RESULT([$USE_MAINTAINER_MODE])
   AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])    AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])
   MAINT=$MAINTAINER_MODE_TRUE    MAINT=$MAINTAINER_MODE_TRUE
Line 639  AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
Line 642  AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
   
 # Check to see how 'make' treats includes.                  -*- Autoconf -*-  # Check to see how 'make' treats includes.                  -*- Autoconf -*-
   
 # Copyright (C) 2001-2012 Free Software Foundation, Inc.  # Copyright (C) 2001, 2002, 2003, 2005, 2009  Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 4
   
 # AM_MAKE_INCLUDE()  # AM_MAKE_INCLUDE()
 # -----------------  # -----------------
 # Check to see how make treats includes.  # Check to see how make treats includes.
Line 662  am__quote=
Line 667  am__quote=
 _am_result=none  _am_result=none
 # First try GNU make style include.  # First try GNU make style include.
 echo "include confinc" > confmf  echo "include confinc" > confmf
 # Ignore all kinds of additional output from 'make'.  # Ignore all kinds of additional output from `make'.
 case `$am_make -s -f confmf 2> /dev/null` in #(  case `$am_make -s -f confmf 2> /dev/null` in #(
 *the\ am__doit\ target*)  *the\ am__doit\ target*)
   am__include=include    am__include=include
Line 689  rm -f confinc confmf
Line 694  rm -f confinc confmf
   
 # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-  # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
   
 # Copyright (C) 1997-2012 Free Software Foundation, Inc.  # Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2008
   # Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 6
   
 # AM_MISSING_PROG(NAME, PROGRAM)  # AM_MISSING_PROG(NAME, PROGRAM)
 # ------------------------------  # ------------------------------
 AC_DEFUN([AM_MISSING_PROG],  AC_DEFUN([AM_MISSING_PROG],
Line 702  AC_DEFUN([AM_MISSING_PROG],
Line 710  AC_DEFUN([AM_MISSING_PROG],
 $1=${$1-"${am_missing_run}$2"}  $1=${$1-"${am_missing_run}$2"}
 AC_SUBST($1)])  AC_SUBST($1)])
   
   
 # AM_MISSING_HAS_RUN  # AM_MISSING_HAS_RUN
 # ------------------  # ------------------
 # Define MISSING if not defined so far and test if it supports --run.  # Define MISSING if not defined so far and test if it supports --run.
Line 722  if eval "$MISSING --run true"; then
Line 731  if eval "$MISSING --run true"; then
   am_missing_run="$MISSING --run "    am_missing_run="$MISSING --run "
 else  else
   am_missing_run=    am_missing_run=
   AC_MSG_WARN(['missing' script is too old or missing])    AC_MSG_WARN([`missing' script is too old or missing])
 fi  fi
 ])  ])
   
   # Copyright (C) 2003, 2004, 2005, 2006, 2011 Free Software Foundation,
   # Inc.
   #
   # This file is free software; the Free Software Foundation
   # gives unlimited permission to copy and/or distribute it,
   # with or without modifications, as long as this notice is preserved.
   
   # serial 1
   
   # AM_PROG_MKDIR_P
   # ---------------
   # Check for `mkdir -p'.
   AC_DEFUN([AM_PROG_MKDIR_P],
   [AC_PREREQ([2.60])dnl
   AC_REQUIRE([AC_PROG_MKDIR_P])dnl
   dnl Automake 1.8 to 1.9.6 used to define mkdir_p.  We now use MKDIR_P,
   dnl while keeping a definition of mkdir_p for backward compatibility.
   dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile.
   dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of
   dnl Makefile.ins that do not define MKDIR_P, so we do our own
   dnl adjustment using top_builddir (which is defined more often than
   dnl MKDIR_P).
   AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl
   case $mkdir_p in
     [[\\/$]]* | ?:[[\\/]]*) ;;
     */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
   esac
   ])
   
 # Helper functions for option handling.                     -*- Autoconf -*-  # Helper functions for option handling.                     -*- Autoconf -*-
   
 # Copyright (C) 2001-2012 Free Software Foundation, Inc.  # Copyright (C) 2001, 2002, 2003, 2005, 2008, 2010 Free Software
   # Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 5
   
 # _AM_MANGLE_OPTION(NAME)  # _AM_MANGLE_OPTION(NAME)
 # -----------------------  # -----------------------
 AC_DEFUN([_AM_MANGLE_OPTION],  AC_DEFUN([_AM_MANGLE_OPTION],
Line 743  AC_DEFUN([_AM_MANGLE_OPTION],
Line 784  AC_DEFUN([_AM_MANGLE_OPTION],
 # --------------------  # --------------------
 # Set option NAME.  Presently that only means defining a flag for this option.  # Set option NAME.  Presently that only means defining a flag for this option.
 AC_DEFUN([_AM_SET_OPTION],  AC_DEFUN([_AM_SET_OPTION],
 [m4_define(_AM_MANGLE_OPTION([$1]), [1])])  [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
   
 # _AM_SET_OPTIONS(OPTIONS)  # _AM_SET_OPTIONS(OPTIONS)
 # ------------------------  # ------------------------
Line 759  AC_DEFUN([_AM_IF_OPTION],
Line 800  AC_DEFUN([_AM_IF_OPTION],
   
 # Check to make sure that the build environment is sane.    -*- Autoconf -*-  # Check to make sure that the build environment is sane.    -*- Autoconf -*-
   
 # Copyright (C) 1996-2012 Free Software Foundation, Inc.  # Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005, 2008
   # Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 5
   
 # AM_SANITY_CHECK  # AM_SANITY_CHECK
 # ---------------  # ---------------
 AC_DEFUN([AM_SANITY_CHECK],  AC_DEFUN([AM_SANITY_CHECK],
 [AC_MSG_CHECKING([whether build environment is sane])  [AC_MSG_CHECKING([whether build environment is sane])
   # Just in case
   sleep 1
   echo timestamp > conftest.file
 # Reject unsafe characters in $srcdir or the absolute working directory  # Reject unsafe characters in $srcdir or the absolute working directory
 # name.  Accept space and tab only in the latter.  # name.  Accept space and tab only in the latter.
 am_lf='  am_lf='
Line 779  case `pwd` in
Line 826  case `pwd` in
 esac  esac
 case $srcdir in  case $srcdir in
   *[[\\\"\#\$\&\'\`$am_lf\ \    ]]*)    *[[\\\"\#\$\&\'\`$am_lf\ \    ]]*)
     AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;      AC_MSG_ERROR([unsafe srcdir value: `$srcdir']);;
 esac  esac
   
 # Do 'set' in a subshell so we don't clobber the current shell's  # Do `set' in a subshell so we don't clobber the current shell's
 # arguments.  Must try -L first in case configure is actually a  # arguments.  Must try -L first in case configure is actually a
 # symlink; some systems play weird games with the mod time of symlinks  # symlink; some systems play weird games with the mod time of symlinks
 # (eg FreeBSD returns the mod time of the symlink's containing  # (eg FreeBSD returns the mod time of the symlink's containing
 # directory).  # directory).
 if (  if (
    am_has_slept=no     set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
    for am_try in 1 2; do     if test "$[*]" = "X"; then
      echo "timestamp, slept: $am_has_slept" > conftest.file        # -L didn't work.
      set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`        set X `ls -t "$srcdir/configure" conftest.file`
      if test "$[*]" = "X"; then     fi
         # -L didn't work.     rm -f conftest.file
         set X `ls -t "$srcdir/configure" conftest.file`     if test "$[*]" != "X $srcdir/configure conftest.file" \
      fi        && test "$[*]" != "X conftest.file $srcdir/configure"; then
      if test "$[*]" != "X $srcdir/configure conftest.file" \  
         && test "$[*]" != "X conftest.file $srcdir/configure"; then  
   
         # If neither matched, then we have a broken ls.  This can happen        # If neither matched, then we have a broken ls.  This can happen
         # if, for instance, CONFIG_SHELL is bash and it inherits a        # if, for instance, CONFIG_SHELL is bash and it inherits a
         # broken ls alias from the environment.  This has actually        # broken ls alias from the environment.  This has actually
         # happened.  Such a system could not be considered "sane".        # happened.  Such a system could not be considered "sane".
         AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken        AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
   alias in your environment])  alias in your environment])
      fi     fi
      if test "$[2]" = conftest.file || test $am_try -eq 2; then  
        break  
      fi  
      # Just in case.  
      sleep 1  
      am_has_slept=yes  
    done  
    test "$[2]" = conftest.file     test "$[2]" = conftest.file
    )     )
 then  then
Line 822  else
Line 861  else
    AC_MSG_ERROR([newly created file is older than distributed files!     AC_MSG_ERROR([newly created file is older than distributed files!
 Check your system clock])  Check your system clock])
 fi  fi
 AC_MSG_RESULT([yes])  AC_MSG_RESULT(yes)])
 # If we didn't sleep, we still need to ensure time stamps of config.status and  
 # generated files are strictly newer.  
 am_sleep_pid=  
 if grep 'slept: no' conftest.file >/dev/null 2>&1; then  
   ( sleep 1 ) &  
   am_sleep_pid=$!  
 fi  
 AC_CONFIG_COMMANDS_PRE(  
   [AC_MSG_CHECKING([that generated files are newer than configure])  
    if test -n "$am_sleep_pid"; then  
      # Hide warnings about reused PIDs.  
      wait $am_sleep_pid 2>/dev/null  
    fi  
    AC_MSG_RESULT([done])])  
 rm -f conftest.file  
 ])  
   
 # Copyright (C) 2001-2012 Free Software Foundation, Inc.  # Copyright (C) 2001, 2003, 2005, 2011 Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 1
   
 # AM_PROG_INSTALL_STRIP  # AM_PROG_INSTALL_STRIP
 # ---------------------  # ---------------------
 # One issue with vendor 'install' (even GNU) is that you can't  # One issue with vendor `install' (even GNU) is that you can't
 # specify the program used to strip binaries.  This is especially  # specify the program used to strip binaries.  This is especially
 # annoying in cross-compiling environments, where the build's strip  # annoying in cross-compiling environments, where the build's strip
 # is unlikely to handle the host's binaries.  # is unlikely to handle the host's binaries.
 # Fortunately install-sh will honor a STRIPPROG variable, so we  # Fortunately install-sh will honor a STRIPPROG variable, so we
 # always use install-sh in "make install-strip", and initialize  # always use install-sh in `make install-strip', and initialize
 # STRIPPROG with the value of the STRIP variable (set by the user).  # STRIPPROG with the value of the STRIP variable (set by the user).
 AC_DEFUN([AM_PROG_INSTALL_STRIP],  AC_DEFUN([AM_PROG_INSTALL_STRIP],
 [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl  [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
 # Installed binaries are usually stripped using 'strip' when the user  # Installed binaries are usually stripped using `strip' when the user
 # run "make install-strip".  However 'strip' might not be the right  # run `make install-strip'.  However `strip' might not be the right
 # tool to use in cross-compilation environments, therefore Automake  # tool to use in cross-compilation environments, therefore Automake
 # will honor the 'STRIP' environment variable to overrule this program.  # will honor the `STRIP' environment variable to overrule this program.
 dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.  dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
 if test "$cross_compiling" != no; then  if test "$cross_compiling" != no; then
   AC_CHECK_TOOL([STRIP], [strip], :)    AC_CHECK_TOOL([STRIP], [strip], :)
 fi  fi
 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"  INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
 AC_SUBST([INSTALL_STRIP_PROGRAM])])  AC_SUBST([INSTALL_STRIP_PROGRAM])])
   
 # Copyright (C) 2006-2012 Free Software Foundation, Inc.  # Copyright (C) 2006, 2008, 2010 Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 3
   
 # _AM_SUBST_NOTMAKE(VARIABLE)  # _AM_SUBST_NOTMAKE(VARIABLE)
 # ---------------------------  # ---------------------------
 # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.  # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
Line 887  AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
Line 914  AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
   
 # Check how to create a tarball.                            -*- Autoconf -*-  # Check how to create a tarball.                            -*- Autoconf -*-
   
 # Copyright (C) 2004-2012 Free Software Foundation, Inc.  # Copyright (C) 2004, 2005, 2012 Free Software Foundation, Inc.
 #  #
 # This file is free software; the Free Software Foundation  # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,  # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.  # with or without modifications, as long as this notice is preserved.
   
   # serial 2
   
 # _AM_PROG_TAR(FORMAT)  # _AM_PROG_TAR(FORMAT)
 # --------------------  # --------------------
 # Check how to create a tarball in format FORMAT.  # Check how to create a tarball in format FORMAT.
 # FORMAT should be one of 'v7', 'ustar', or 'pax'.  # FORMAT should be one of `v7', `ustar', or `pax'.
 #  #
 # Substitute a variable $(am__tar) that is a command  # Substitute a variable $(am__tar) that is a command
 # writing to stdout a FORMAT-tarball containing the directory  # writing to stdout a FORMAT-tarball containing the directory
Line 919  AC_MSG_CHECKING([how to create a $1 tar archive])
Line 948  AC_MSG_CHECKING([how to create a $1 tar archive])
 _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'  _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
 _am_tools=${am_cv_prog_tar_$1-$_am_tools}  _am_tools=${am_cv_prog_tar_$1-$_am_tools}
 # Do not fold the above two line into one, because Tru64 sh and  # Do not fold the above two line into one, because Tru64 sh and
 # Solaris sh will not grok spaces in the rhs of '-'.  # Solaris sh will not grok spaces in the rhs of `-'.
 for _am_tool in $_am_tools  for _am_tool in $_am_tools
 do  do
   case $_am_tool in    case $_am_tool in

Legend:
Removed from v.1.7  
changed lines
  Added in v.1.9

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