if test "$host_cpu" = ia64; then    # AIX 5 supports IA64    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'    shlibpath_var=LD_LIBRARY_PATH  else    # With GCC up to 2.95.x, collect2 would create an import file    # for dependence libraries.  The import file would start with    # the line `#! .'.  This would cause the generated library to    # depend on `.', always an invalid library.  This was fixed in    # development snapshots of GCC prior to 3.0.    case $host_os in      aix4 | aix4.[[01]] | aix4.[[01]].*)      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'	   echo ' yes '	   echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then	:      else	can_build_shared=no      fi      ;;    esac    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct    # soname into executable. Probably we can add versioning support to    # collect2, so additional links can be useful in future.    if test "$aix_use_runtimelinking" = yes; then      # If using run time linking (on AIX 4.2 or later) use lib<name>.so      # instead of lib<name>.a to let people know that these are not      # typical AIX shared libraries.      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'    else      # We preserve .a as extension for shared libraries through AIX4.2      # and later when we are not doing run time linking.      library_names_spec='${libname}${release}.a $libname.a'      soname_spec='${libname}${release}${shared_ext}$major'    fi    shlibpath_var=LIBPATH  fi  ;;amigaos*)  library_names_spec='$libname.ixlibrary $libname.a'  # Create ${libname}_ixlibrary.a entries in /sys/libs.  finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'  ;;beos*)  library_names_spec='${libname}${shared_ext}'  dynamic_linker="$host_os ld.so"  shlibpath_var=LIBRARY_PATH  ;;bsdi[[45]]*)  version_type=linux  need_version=no  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'  soname_spec='${libname}${release}${shared_ext}$major'  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'  shlibpath_var=LD_LIBRARY_PATH  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"  # the default ld.so.conf also contains /usr/contrib/lib and  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow  # libtool to hard-code these into programs  ;;cygwin* | mingw* | pw32*)  version_type=windows  shrext_cmds=".dll"  need_version=no  need_lib_prefix=no  case $GCC,$host_os in  yes,cygwin* | yes,mingw* | yes,pw32*)    library_names_spec='$libname.dll.a'    # DLL is installed to $(libdir)/../bin by postinstall_cmds    postinstall_cmds='base_file=`basename \${file}`~      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i;echo \$dlname'\''`~      dldir=$destdir/`dirname \$dlpath`~      test -d \$dldir || mkdir -p \$dldir~      $install_prog $dir/$dlname \$dldir/$dlname~      chmod a+x \$dldir/$dlname'    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~      dlpath=$dir/\$dldll~       $rm \$dlpath'    shlibpath_overrides_runpath=yes    case $host_os in    cygwin*)      # Cygwin DLLs use 'cyg' prefix rather than 'lib'      #soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'      soname_spec='`echo ${libname} | sed -e 's/^lib//'`${shared_ext}'      sys_lib_search_path_spec="/usr/lib /lib/w32api /lib /usr/local/lib"      ;;    mingw*)      # MinGW DLLs use traditional 'lib' prefix      #soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'      soname_spec='`echo ${libname} | sed -e 's/^lib//'`${shared_ext}'      sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | $SED -e "s/^libraries://" -e "s,=/,/,g"`      if echo "$sys_lib_search_path_spec" | [grep ';[c-zC-Z]:/' >/dev/null]; then        # It is most probably a Windows format PATH printed by        # mingw gcc, but we are running on Cygwin. 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When/if they implement a new  # versioning mechanism, adjust this.  if test -x /usr/bin/objformat; then    objformat=`/usr/bin/objformat`  else    case $host_os in    freebsd[[123]]*) objformat=aout ;;    *) objformat=elf ;;    esac  fi  version_type=freebsd-$objformat  case $version_type in    freebsd-elf*)      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'      need_version=no      need_lib_prefix=no      ;;    freebsd-*)      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'      need_version=yes      ;;  esac  shlibpath_var=LD_LIBRARY_PATH  case $host_os in  freebsd2*)    shlibpath_overrides_runpath=yes    ;;  freebsd3.[[01]]* | freebsdelf3.[[01]]*)    shlibpath_overrides_runpath=yes    hardcode_into_libs=yes    ;;  freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \  freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)    shlibpath_overrides_runpath=no    hardcode_into_libs=yes    ;; 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then    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;/^$/d' | tr '\n' ' '`    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"  fi  # We used to test for /lib/ld.so.1 and disable shared libraries on  # powerpc, because MkLinux only supported shared libraries with the  # GNU dynamic linker.  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