libdir=$ac_optarg ;;  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \  | --libexe | --libex | --libe)    ac_prev=libexecdir ;;  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \  | --libexe=* | --libex=* | --libe=*)    libexecdir=$ac_optarg ;;  -localstatedir | --localstatedir | --localstatedi | --localstated \  | --localstate | --localstat | --localsta | --localst \  | --locals | --local | --loca | --loc | --lo)    ac_prev=localstatedir ;;  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \  | --localstate=* | --localstat=* | --localsta=* | --localst=* \  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)    localstatedir=$ac_optarg ;;  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)    ac_prev=mandir ;;  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)    mandir=$ac_optarg ;;  -nfp | --nfp | --nf)    # Obsolete; use --without-fp.    with_fp=no ;;  -no-create | --no-create | --no-creat | --no-crea | --no-cre \  | --no-cr | --no-c | -n)    no_create=yes ;;  -no-recursion | --no-recursion | --no-recursio | --no-recursi \  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)    no_recursion=yes ;;  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \  | --oldin | --oldi | --old | --ol | --o)    ac_prev=oldincludedir ;;  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)    oldincludedir=$ac_optarg ;;  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)    ac_prev=prefix ;;  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)    prefix=$ac_optarg ;;  -program-prefix | --program-prefix | --program-prefi | --program-pref \  | --program-pre | --program-pr | --program-p)    ac_prev=program_prefix ;;  -program-prefix=* | --program-prefix=* | --program-prefi=* \  | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)    program_prefix=$ac_optarg ;;  -program-suffix | --program-suffix | --program-suffi | --program-suff \  | --program-suf | --program-su | --program-s)    ac_prev=program_suffix ;;  -program-suffix=* | --program-suffix=* | --program-suffi=* \  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)    program_suffix=$ac_optarg ;;  -program-transform-name | --program-transform-name \  | --program-transform-nam | --program-transform-na \  | --program-transform-n | --program-transform- \  | --program-transform | --program-transfor \  | --program-transfo | --program-transf \  | --program-trans | --program-tran \  | --progr-tra | --program-tr | --program-t)    ac_prev=program_transform_name ;;  -program-transform-name=* | --program-transform-name=* \  | --program-transform-nam=* | --program-transform-na=* \  | --program-transform-n=* | --program-transform-=* \  | --program-transform=* | --program-transfor=* \  | --program-transfo=* | --program-transf=* \  | --program-trans=* | --program-tran=* \  | --progr-tra=* | --program-tr=* | --program-t=*)    program_transform_name=$ac_optarg ;;  -q | -quiet | --quiet | --quie | --qui | --qu | --q \  | -silent | --silent | --silen | --sile | --sil)    silent=yes ;;  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)    ac_prev=sbindir ;;  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \  | --sbi=* | --sb=*)    sbindir=$ac_optarg ;;  -sharedstatedir | --sharedstatedir | --sharedstatedi \  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \  | --sharedst | --shareds | --shared | --share | --shar \  | --sha | --sh)    ac_prev=sharedstatedir ;;  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \  | --sha=* | --sh=*)    sharedstatedir=$ac_optarg ;;  -site | --site | --sit)    ac_prev=site ;;  -site=* | --site=* | --sit=*)    site=$ac_optarg ;;  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)    ac_prev=srcdir ;;  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)    srcdir=$ac_optarg ;;  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \  | --syscon | --sysco | --sysc | --sys | --sy)    ac_prev=sysconfdir ;;  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)    sysconfdir=$ac_optarg ;;  -target | --target | --targe | --targ | --tar | --ta | --t)    ac_prev=target_alias ;;  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)    target_alias=$ac_optarg ;;  -v | -verbose | --verbose | --verbos | --verbo | --verb)    verbose=yes ;;  -version | --version | --versio | --versi | --vers | -V)    ac_init_version=: ;;  -with-* | --with-*)    ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`    # Reject names that are not valid shell variable names.    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&      { echo "$as_me: error: invalid package name: $ac_package" >&2   { (exit 1); exit 1; }; }    ac_package=`echo $ac_package| sed 's/-/_/g'`    case $ac_option in      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;      *) ac_optarg=yes ;;    esac    eval "with_$ac_package='$ac_optarg'" ;;  -without-* | --without-*)    ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`    # Reject names that are not valid shell variable names.    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&      { echo "$as_me: error: invalid package name: $ac_package" >&2   { (exit 1); exit 1; }; }    ac_package=`echo $ac_package | sed 's/-/_/g'`    eval "with_$ac_package=no" ;;  --x)    # Obsolete; use --with-x.    with_x=yes ;;  -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \  | --x-incl | --x-inc | --x-in | --x-i)    ac_prev=x_includes ;;  -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \  | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)    x_includes=$ac_optarg ;;  -x-libraries | --x-libraries | --x-librarie | --x-librari \  | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)    ac_prev=x_libraries ;;  -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \  | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)    x_libraries=$ac_optarg ;;  -*) { echo "$as_me: error: unrecognized option: $ac_optionTry \`$0 --help' for more information." >&2   { (exit 1); exit 1; }; }    ;;  *=*)    ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`    # Reject names that are not valid shell variable names.    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2   { (exit 1); exit 1; }; }    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`    eval "$ac_envvar='$ac_optarg'"    export $ac_envvar ;;  *)    # FIXME: should be removed in autoconf 3.0.    echo "$as_me: WARNING: you should use --build, --host, --target" >&2    expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&      echo "$as_me: WARNING: invalid host type: $ac_option" >&2    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}    ;;  esacdoneif test -n "$ac_prev"; then  ac_option=--`echo $ac_prev | sed 's/_/-/g'`  { echo "$as_me: error: missing argument to $ac_option" >&2   { (exit 1); exit 1; }; }fi# Be sure to have absolute paths.for ac_var in exec_prefix prefixdo  eval ac_val=$`echo $ac_var`  case $ac_val in    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2   { (exit 1); exit 1; }; };;  esacdone# Be sure to have absolute paths.for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \              localstatedir libdir includedir oldincludedir infodir mandirdo  eval ac_val=$`echo $ac_var`  case $ac_val in    [\\/$]* | ?:[\\/]* ) ;;    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2   { (exit 1); exit 1; }; };;  esacdone# There might be people who depend on the old broken behavior: `$host'# used to hold the argument of --host etc.# FIXME: To remove some day.build=$build_aliashost=$host_aliastarget=$target_alias# FIXME: To remove some day.if test "x$host_alias" != x; then  if test "x$build_alias" = x; then    cross_compiling=maybe    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.    If a cross compiler is detected then cross compile mode will be used." >&2  elif test "x$build_alias" != "x$host_alias"; then    cross_compiling=yes  fifiac_tool_prefix=test -n "$host_alias" && ac_tool_prefix=$host_alias-test "$silent" = yes && exec 6>/dev/null# Find the source files, if location was not specified.if test -z "$srcdir"; then  ac_srcdir_defaulted=yes  # Try the directory containing this script, then its parent.  ac_confdir=`(dirname "$0") 2>/dev/null ||$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \         X"$0" : 'X\(//\)[^/]' \| \         X"$0" : 'X\(//\)$' \| \         X"$0" : 'X\(/\)' \| \         .     : '\(.\)' 2>/dev/null ||echo X"$0" |    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }  	  /^X\(\/\/\)$/{ s//\1/; q; }  	  /^X\(\/\).*/{ s//\1/; q; }  	  s/.*/./; q'`  srcdir=$ac_confdir  if test ! -r $srcdir/$ac_unique_file; then    srcdir=..  fielse  ac_srcdir_defaulted=nofiif test ! -r $srcdir/$ac_unique_file; then  if test "$ac_srcdir_defaulted" = yes; then    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2   { (exit 1); exit 1; }; }  else    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2   { (exit 1); exit 1; }; }  fifi(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2   { (exit 1); exit 1; }; }srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`ac_env_build_alias_set=${build_alias+set}ac_env_build_alias_value=$build_aliasac_cv_env_build_alias_set=${build_alias+set}ac_cv_env_build_alias_value=$build_aliasac_env_host_alias_set=${host_alias+set}ac_env_host_alias_value=$host_aliasac_cv_env_host_alias_set=${host_alias+set}ac_cv_env_host_alias_value=$host_aliasac_env_target_alias_set=${target_alias+set}ac_env_target_alias_value=$target_aliasac_cv_env_target_alias_set=${target_alias+set}ac_cv_env_target_alias_value=$target_aliasac_env_CXX_set=${CXX+set}ac_env_CXX_value=$CXXac_cv_env_CXX_set=${CXX+set}ac_cv_env_CXX_value=$CXXac_env_CXXFLAGS_set=${CXXFLAGS+set}ac_env_CXXFLAGS_value=$CXXFLAGSac_cv_env_CXXFLAGS_set=${CXXFLAGS+set}ac_cv_env_CXXFLAGS_value=$CXXFLAGSac_env_LDFLAGS_set=${LDFLAGS+set}ac_env_LDFLAGS_value=$LDFLAGSac_cv_env_LDFLAGS_set=${LDFLAGS+set}ac_cv_env_LDFLAGS_value=$LDFLAGSac_env_CPPFLAGS_set=${CPPFLAGS+set}ac_env_CPPFLAGS_value=$CPPFLAGSac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}ac_cv_env_CPPFLAGS_value=$CPPFLAGS## Report the --help message.#if test "$ac_init_help" = "long"; then  # Omit some internal or obsolete options to make the list less imposing.  # This message is too long to be a string in the A/UX 3.1 sh.  cat <<_ACEOF\`configure' configures this package to adapt to many kinds of systems.Usage: $0 [OPTION]... [VAR=VALUE]...To assign environment variables (e.g., CC, CFLAGS...), specify them asVAR=VALUE.  See below for descriptions of some of the useful variables.Defaults for the options are specified in brackets.Configuration:  -h, --help              display this help and exit      --help=short        display options specific to this package      --help=recursive    display the short help of all the included packages  -V, --version           display version information and exit  -q, --quiet, --silent   do not print \`checking...' messages      --cache-file=FILE   cache test results in FILE [disabled]  -C, --config-cache      alias for \`--cache-file=config.cache'  -n, --no-create         do not create output files      --srcdir=DIR        find the sources in DIR [configure dir or \`..']_ACEOF  cat <<_ACEOFInstallation directories:  --prefix=PREFIX         install architecture-independent files in PREFIX                          [$ac_default_prefix]  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX                          [PREFIX]By default, \`make install' will install all the files in\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specifyan installation prefix other than \`$ac_default_prefix' using \`--prefix',for instance \`--prefix=\$HOME'.For better control, use the options below.Fine tuning of the installation directories:  --bindir=DIR           user executables [EPREFIX/bin]  --sbindir=DIR          system admin executables [EPREFIX/sbin]  --libexecdir=DIR       program executables [EPREFIX/libexec]  --datadir=DIR          read-only architecture-independent data [PREFIX/share]  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]  --libdir=DIR           object code libraries [EPREFIX/lib]  --includedir=DIR       C header files [PREFIX/include]  --oldincludedir=DIR    C header files for non-gcc [/usr/include]  --infodir=DIR          info documentation [PREFIX/info]  --mandir=DIR           man documentation [PREFIX/man]_ACEOF  cat <<\_ACEOFProgram names:  --program-prefix=PREFIX            prepend PREFIX to installed program names  --program-suffix=SUFFIX            append SUFFIX to installed program names  --program-transform-name=PROGRAM   run sed PROGRAM on installed program names_ACEOFfiif test -n "$ac_init_help"; then  cat <<\_ACEOFOptional Features:  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]  --disable-dependency-tracking Speeds up one-time builds  --enable-dependency-tracking  Do not reject slow dependency extractorsSome influential environment variables:  CXX         C++ compiler command  CXXFLAGS    C++ compiler flags  LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a              nonstandard directory <lib dir>  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have              headers in a nonstandard directory <include dir>Use these variables to override the choices made by `configure' or to helpit to find libraries and programs with nonstandard names/locations._ACEOFfiif test "$ac_init_help" = "recursive"; then  # If there are subdirs, report their specific --help.  ac_popdir=`pwd`  for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue    test -d $ac_dir || continue    ac_builddir=.if test "$ac_dir" != .; then  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`  # A "../" for each directory in $ac_dir_suffix.  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`else  ac_dir_suffix= ac_top_builddir=fi