if test -z "$ac_aux_dir"; then    echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2    echo "$help" 1>&2    exit 1  fi  ac_config_guess=$ac_aux_dir/config.guess  ac_config_sub=$ac_aux_dir/config.sub  # Make sure we can run config.sub.  if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :  else    echo "$progname: cannot run $ac_config_sub" 1>&2    echo "$help" 1>&2    exit 1  fi  echo $ac_n "checking host system type""... $ac_c" 1>&6  host_alias=$host  case "$host_alias" in  "")    if host_alias=`$SHELL $ac_config_guess`; then :    else      echo "$progname: cannot guess host type; you must specify one" 1>&2      echo "$help" 1>&2      exit 1    fi ;;  esac  host=`$SHELL $ac_config_sub $host_alias`  echo "$ac_t$host" 1>&6  # Make sure the host verified.  test -z "$host" && exit 1elif test -z "$host"; then  echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2  echo "$help" 1>&2  exit 1else  host_alias=$hostfi# Transform linux* to *-*-linux-gnu*, to support old configure scripts.case "$host_os" inlinux-gnu*) ;;linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`esachost_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`case "$host_os" inaix3*)  # AIX sometimes has problems with the GCC collect2 program.  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then  # If CC is not set, then try to find GCC or a usable CC.  if test -z "$CC"; then    echo $ac_n "checking for gcc... $ac_c" 1>&6    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"    for dir in $PATH; do      test -z "$dir" && dir=.      if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then	CC="gcc"	break      fi    done    IFS="$save_ifs"    if test -n "$CC"; then      echo "$ac_t$CC" 1>&6    else      echo "$ac_t"no 1>&6    fi  fi  # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".  if test -z "$CC"; then    echo $ac_n "checking for cc... $ac_c" 1>&6    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"    cc_rejected=no    for dir in $PATH; do      test -z "$dir" && dir=.      if test -f $dir/cc || test -f $dir/cc$ac_exeext; then	if test "$dir/cc" = "/usr/ucb/cc"; then	  cc_rejected=yes	  continue	fi	CC="cc"	break      fi    done    IFS="$save_ifs"    if test $cc_rejected = yes; then      # We found a bogon in the path, so make sure we never use it.      set dummy $CC      shift      if test $# -gt 0; then	# We chose a different compiler from the bogus one.	# However, it has the same name, so the bogon will be chosen	# first if we set CC to just the name; use the full file name.	shift	set dummy "$dir/cc" "$@"	shift	CC="$@"      fi    fi    if test -n "$CC"; then      echo "$ac_t$CC" 1>&6    else      echo "$ac_t"no 1>&6    fi    if test -z "$CC"; then      echo "$progname: error: no acceptable cc found in \$PATH" 1>&2      exit 1    fi  fi  # Now see if the compiler is really GCC.  with_gcc=no  echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6  echo "$progname:581: checking whether we are using GNU C" >&5  $rm conftest.c  cat > conftest.c <<EOF#ifdef __GNUC__  yes;#endifEOF  if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then    with_gcc=yes  fi  $rm conftest.c  echo "$ac_t$with_gcc" 1>&6fi# Allow CC to be a program name with arguments.set dummy $CCcompiler="$2"echo $ac_n "checking for object suffix... $ac_c" 1>&6$rm conftest*echo 'int i = 1;' > conftest.cecho "$progname:603: checking for object suffix" >& 5if { (eval echo $progname:604: \"$ac_compile\") 1>&5; 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then  exeext=""else  exeext="$ac_cv_exeext"fiecho "$ac_t$ac_cv_exeext" 1>&6echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6pic_flag=special_shlib_compile_flags=wl=link_static_flag=no_builtin_flag=if test "$with_gcc" = yes; then  wl='-Wl,'  link_static_flag='-static'  case "$host_os" in  beos* | irix5* | irix6* | osf3* | osf4*)    # PIC is the default for these OSes.    ;;  aix*)    # Below there is a dirty hack to force normal static linking with -ldl    # The problem is because libdl dynamically linked with both libc and    # libC (AIX C++ library), which obviously doesn't included in libraries    # list by gcc. 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