acinclude.m4 config.guess config.sub ltconfig upgrade to libtool 1.2f

* acinclude.m4
* config.guess
* config.sub
* ltconfig
* ltmain.sh: upgrade to libtool 1.2f

* autogen.sh: libtool is not required to autogen glib

* acconfig.h: remove WITH_SYMBOL_UNDERSCORE (not explictly needed)

-Yosh

1 files changed, 1122 insertions, 401 deletions

diff --git a/ltconfig b/ltconfig
index dc2e2f48b..ab304fd3b 100755
--- a/ltconfig
+++ b/ltconfig
@@ -1,7 +1,7 @@
 #! /bin/sh
 
 # ltconfig - Create a system-specific libtool.
-# Copyright (C) 1996-1998 Free Software Foundation, Inc.
+# Copyright (C) 1996-1999 Free Software Foundation, Inc.
 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 #
 # This file is free software; you can redistribute it and/or modify it
@@ -46,6 +46,16 @@ else
   exec "$SHELL" "$0" --no-reexec ${1+"$@"}
 fi
 
+# Find the correct PATH separator.  Usually this is `:', but
+# DJGPP uses `;' like DOS.
+if test "X${PATH_SEPARATOR+set}" != "Xset"; then
+  UNAME=${UNAME-`uname 2>/dev/null`}
+  case X$UNAME in
+    *-DOS) PATH_SEPARATOR=';' ;;
+    *)     PATH_SEPARATOR=':' ;;
+  esac
+fi
+
 # The HP-UX ksh and POSIX shell print the target directory to stdout
 # if CDPATH is set.
 if test "${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi
@@ -70,7 +80,7 @@ if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
   #
   # So, first we look for a working echo in the user's PATH.
 
-  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
+  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
   for dir in $PATH /usr/ucb; do
     if test -f $dir/echo &&
        test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
@@ -96,10 +106,10 @@ if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
       exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
     else
       # Try using printf.
-      echo='printf %s\n'
+      echo='printf "%s\n"'
       if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
-         test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
-        # Cool, printf works
+	 test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
+	# Cool, printf works
 	:
       elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
 	   test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
@@ -110,9 +120,9 @@ if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
 	echo="$CONFIG_SHELL $0 --fallback-echo"
       elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
 	   test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
-        echo="$CONFIG_SHELL $0 --fallback-echo"
+	echo="$CONFIG_SHELL $0 --fallback-echo"
       else
-        # maybe with a smaller string...
+	# maybe with a smaller string...
 	prev=:
 
 	for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
@@ -143,13 +153,18 @@ sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
 # Same as above, but do not quote variable references.
 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
 
+# Sed substitution to delay expansion of an escaped shell variable in a
+# double_quote_subst'ed string.
+delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
+
 # The name of this program.
 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
 
 # Constants:
 PROGRAM=ltconfig
 PACKAGE=libtool
-VERSION=1.2d
+VERSION=1.2f
+TIMESTAMP=" (1.385 1999/03/15 17:24:54)"
 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.c 1>&5'
 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.c $LIBS 1>&5'
 rm="rm -f"
@@ -162,6 +177,8 @@ can_build_shared=yes
 enable_shared=yes
 # All known linkers require a `.a' archive for static linking.
 enable_static=yes
+enable_fast_install=yes
+enable_dlopen=unknown
 ltmain=
 silent=
 srcdir=
@@ -174,8 +191,10 @@ verify_host=yes
 with_gcc=no
 with_gnu_ld=no
 need_locks=yes
+ac_ext=c
 objext=o
 libext=a
+cache_file=
 
 old_AR="$AR"
 old_CC="$CC"
@@ -214,6 +233,9 @@ Generate a system-specific libtool script.
     --debug                enable verbose shell tracing
     --disable-shared       do not build shared libraries
     --disable-static       do not build static libraries
+    --disable-fast-install do not optimize for fast installation
+    --enable-dlopen        enable dlopen support
+    --enable-dlopen-self   enable support for dlopening programs
     --help                 display this help and exit
     --no-verify            do not verify that HOST is a valid host type
 -o, --output=FILE          specify the output file [default=$default_ofile]
@@ -224,6 +246,7 @@ Generate a system-specific libtool script.
     --with-gcc             assume that the GNU C compiler will be used
     --with-gnu-ld          assume that the C compiler uses the GNU linker
     --disable-lock         disable file locking
+    --cache-file=FILE      configure cache file
 
 LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
 that provides basic libtool functionality.
@@ -242,6 +265,10 @@ EOM
 
   --disable-static) enable_static=no ;;
 
+  --disable-fast-install) enable_fast_install=no ;;
+
+  --enable-dlopen) enable_dlopen=yes ;;
+
   --quiet | --silent) silent=yes ;;
 
   --srcdir) prev=srcdir ;;
@@ -252,13 +279,15 @@ EOM
   --output | -o) prev=ofile ;;
   --output=*) ofile="$optarg" ;;
 
-  --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION"; exit 0 ;;
+  --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
 
   --with-gcc) with_gcc=yes ;;
   --with-gnu-ld) with_gnu_ld=yes ;;
 
   --disable-lock) need_locks=no ;;
 
+  --cache-file=*) cache_file="$optarg" ;;
+
   -*)
     echo "$progname: unrecognized option \`$option'" 1>&2
     echo "$help" 1>&2
@@ -329,6 +358,11 @@ exec 5>>./config.log
 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 
+if test -n "$cache_file" && test -r "$cache_file"; then
+  echo "loading cache $cache_file within ltconfig"
+  . $cache_file
+fi
+
 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
@@ -343,7 +377,7 @@ fi
 
 if test -z "$srcdir"; then
   # Assume the source directory is the same one as the path to LTMAIN.
-  srcdir=`$echo "$ltmain" | $Xsed -e 's%/[^/]*$%%'`
+  srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
   test "$srcdir" = "$ltmain" && srcdir=.
 fi
 
@@ -434,7 +468,7 @@ if test "${RANLIB+set}" != "set"; then
   result=no
 
   echo $ac_n "checking for ranlib... $ac_c" 1>&6
-  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
+  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
   for dir in $PATH; do
     test -z "$dir" && dir=.
     if test -f $dir/ranlib; then
@@ -453,7 +487,7 @@ if test -n "$RANLIB"; then
   old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
 fi
 
-# Set sane defaults for `DLLTOOL' and `AS', used on cygwin32.
+# Set sane defaults for `DLLTOOL' and `AS', used on cygwin.
 test -z "$DLLTOOL" && DLLTOOL=dlltool
 test -z "$AS" && AS=as
 
@@ -462,7 +496,7 @@ if test "$with_gcc" != yes || test -z "$CC"; 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}:"
+    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
     for dir in $PATH; do
       IFS="$save_ifs"
       test -z "$dir" && dir=.
@@ -483,7 +517,7 @@ if test "$with_gcc" != yes || test -z "$CC"; then
   # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
   if test -z "$CC"; then
     echo $ac_n "checking for cc... $ac_c" 1>&6
-    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
+    IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
     cc_rejected=no
     for dir in $PATH; do
       test -z "$dir" && dir=.
@@ -527,7 +561,7 @@ if test "$with_gcc" != yes || test -z "$CC"; then
   # 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:530: checking whether we are using GNU C" >&5
+  echo "$progname:564: checking whether we are using GNU C" >&5
 
   $rm conftest.c
   cat > conftest.c <<EOF
@@ -535,7 +569,7 @@ if test "$with_gcc" != yes || test -z "$CC"; then
   yes;
 #endif
 EOF
-  if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:538: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+  if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:572: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
     with_gcc=yes
   fi
   $rm conftest.c
@@ -549,8 +583,8 @@ compiler="$2"
 echo $ac_n "checking for object suffix... $ac_c" 1>&6
 $rm conftest*
 echo 'int i = 1;' > conftest.c
-echo "$progname:552: checking for object suffix" >& 5
-if { (eval echo $progname:553: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
+echo "$progname:586: checking for object suffix" >& 5
+if { (eval echo $progname:587: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
   # Append any warnings to the config.log.
   cat conftest.err 1>&5
 
@@ -580,10 +614,19 @@ if test "$with_gcc" = yes; then
   link_static_flag='-static'
 
   case "$host_os" in
-  aix3* | aix4* | irix5* | irix6* | osf3* | osf4*)
+  beos* | irix5* | irix6* | osf3* | osf4*)
     # PIC is the default for these OSes.
     ;;
-  cygwin32* | mingw32* | os2*)
+  aix*)
+    # Below there is a dirty hack to force normal static linking with -ldl
+    # The problem is because libdl dynamically linked with both libc and
+    # libC (AIX C++ library), which obviously doesn't included in libraries
+    # list by gcc. This cause undefined symbols with -static flags.
+    # This hack allows C programs to be linked with "-static -ldl", but
+    # we not sure about C++ programs.
+    link_static_flag="$link_static_flag ${wl}-lC"
+    ;;
+  cygwin* | mingw* | os2*)
     # We can build DLLs from non-PIC.
     ;;
   amigaos*)
@@ -617,7 +660,7 @@ else
     # PIC (with -KPIC) is the default.
     ;;
 
-  cygwin32* | mingw32* | os2*)
+  cygwin* | mingw* | os2*)
     # We can build DLLs from non-PIC.
     ;;
 
@@ -645,7 +688,7 @@ else
     wl='-Qoption ld '
     ;;
 
-  sysv4.2uw2* | sysv5*)
+  sysv4.2uw2* | sysv4.3* | sysv5*)
     pic_flag='-KPIC'
     link_static_flag='-Bstatic'
     wl='-Wl,'
@@ -671,22 +714,30 @@ if test -n "$pic_flag"; then
   echo "int some_variable = 0;" > conftest.c
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS $pic_flag -DPIC"
-  echo "$progname:674: checking if $compiler PIC flag $pic_flag works" >&5
-  if { (eval echo $progname:675: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
+  echo "$progname:717: checking if $compiler PIC flag $pic_flag works" >&5
+  if { (eval echo $progname:718: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
     # Append any warnings to the config.log.
     cat conftest.err 1>&5
-
-    # On HP-UX, both CC and GCC only warn that PIC is supported... then they
-    # create non-PIC objects.  So, if there were any warnings, we assume that
-    # PIC is not supported.
-    if test -s conftest.err; then
-      echo "$ac_t"no 1>&6
-      can_build_shared=no
-      pic_flag=
-    else
+    
+    case "$host_os" in
+    hpux9* | hpux10* | hpux11*)
+      # On HP-UX, both CC and GCC only warn that PIC is supported... then they
+      # create non-PIC objects.  So, if there were any warnings, we assume that
+      # PIC is not supported.
+      if test -s conftest.err; then
+	echo "$ac_t"no 1>&6
+	can_build_shared=no
+	pic_flag=
+      else
+	echo "$ac_t"yes 1>&6
+	pic_flag=" $pic_flag"
+      fi
+      ;;
+    *)
       echo "$ac_t"yes 1>&6
       pic_flag=" $pic_flag"
-    fi
+      ;;
+    esac
   else
     # Append any errors to the config.log.
     cat conftest.err 1>&5
@@ -706,8 +757,8 @@ $rm conftest*
 echo "int some_variable = 0;" > conftest.c
 save_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS -c -o conftest2.o"
-echo "$progname:709: checking if $compiler supports -c -o file.o" >&5
-if { (eval echo $progname:710: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest2.o; then
+echo "$progname:760: checking if $compiler supports -c -o file.o" >&5
+if { (eval echo $progname:761: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest2.o; then
 
   # The compiler can only warn and ignore the option if not recognized
   # So say no if there are warnings
@@ -734,8 +785,8 @@ if test x"$compiler_c_o" = x"yes"; then
   echo "int some_variable = 0;" > conftest.c
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -c -o conftest.lo"
-  echo "$progname:737: checking if $compiler supports -c -o file.lo" >&5
-if { (eval echo $progname:738: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
+  echo "$progname:788: checking if $compiler supports -c -o file.lo" >&5
+if { (eval echo $progname:789: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
 
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings
@@ -743,8 +794,8 @@ if { (eval echo $progname:738: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conft
 	echo "$ac_t"no 1>&6
 	compiler_o_lo=no
       else
-        echo "$ac_t"yes 1>&6
-        compiler_o_lo=yes
+	echo "$ac_t"yes 1>&6
+	compiler_o_lo=yes
       fi
   else
     # Append any errors to the config.log.
@@ -786,17 +837,17 @@ if test "$with_gcc" = yes; then
   echo "int some_variable = 0;" > conftest.c
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
-  echo "$progname:789: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
-  if { (eval echo $progname:790: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
+  echo "$progname:840: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
+  if { (eval echo $progname:841: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
 
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings
       if test -s conftest.err; then
-        echo "$ac_t"no 1>&6
-        compiler_rtti_exceptions=no
+	echo "$ac_t"no 1>&6
+	compiler_rtti_exceptions=no
       else
-        echo "$ac_t"yes 1>&6
-        compiler_rtti_exceptions=yes
+	echo "$ac_t"yes 1>&6
+	compiler_rtti_exceptions=yes
       fi
   else
     # Append any errors to the config.log.
@@ -830,8 +881,8 @@ $rm conftest*
 echo 'main(){return(0);}' > conftest.c
 save_LDFLAGS="$LDFLAGS"
 LDFLAGS="$LDFLAGS $link_static_flag"
-echo "$progname:833: checking if $compiler static flag $link_static_flag works" >&5
-if { (eval echo $progname:834: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+echo "$progname:884: checking if $compiler static flag $link_static_flag works" >&5
+if { (eval echo $progname:885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   echo "$ac_t$link_static_flag" 1>&6
 else
   echo "$ac_t"none 1>&6
@@ -863,48 +914,18 @@ if test -z "$LD"; then
   if test "$with_gcc" = yes; then
     # Check if gcc -print-prog-name=ld gives a path.
     echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
-    echo "$progname:866: checking for ld used by GCC" >&5
+    echo "$progname:917: checking for ld used by GCC" >&5
     ac_prog=`($CC -print-prog-name=ld) 2>&5`
     case "$ac_prog" in
     # Accept absolute paths.
-    /* | [A-Za-z]:/*)
+    /* | [A-Za-z]:[\\/]*)
       re_direlt='/[^/][^/]*/\.\./'
-      sub_uncdrive='s%^\([A-Za-z]\):/%//\1/%'
       # Canonicalize the path of ld
+      ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
-        ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+	ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
       done
-      case "$host_os" in
-      cygwin*)
-        # Convert to a UNC path for cygwin
-        test -z "$LD" && LD=`echo X$ac_prog | $Xsed -e "$sub_uncdrive"`
-	;;
-      *)
-        test -z "$LD" && LD="$ac_prog"
-	;;
-      esac
-      ;;
-    ##
-    ## FIXME:  The code fails later on if we try to use an $LD with
-    ##         '\\' path separators.
-    ##
-    [A-Za-z]:[\\]*)
-      re_direlt='\\[^\\][^\\]*\\\.\.\(\\\)'
-      sub_uncdrive='s%^\([A-Za-z]\):\\%//\1/%'
-      sub_uncdir='s%\\%/%g'
-      # Canonicalize the path of ld
-      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
-        ac_prog=`echo $ac_prog| sed "s%$re_direlt%\1%"`
-      done
-      case "$host_os" in
-      cygwin*)
-        # Convert to a UNC path for cygwin
-        test -z "$LD" && LD=`echo X$ac_prog | $Xsed -e "$sub_uncdrive" -e "$sub_uncdir"`
-	;;
-      *)
-        test -z "$LD" && LD="$ac_prog"
-	;;
-      esac
+      test -z "$LD" && LD="$ac_prog"
       ;;
     "")
       # If it fails, then pretend we are not using GCC.
@@ -917,14 +938,14 @@ if test -z "$LD"; then
     esac
   elif test "$with_gnu_ld" = yes; then
     echo $ac_n "checking for GNU ld... $ac_c" 1>&6
-    echo "$progname:920: checking for GNU ld" >&5
+    echo "$progname:941: checking for GNU ld" >&5
   else
     echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-    echo "$progname:923: checking for non-GNU ld" >&5
+    echo "$progname:944: checking for non-GNU ld" >&5
   fi
 
   if test -z "$LD"; then
-    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
     for ac_dir in $PATH; do
       test -z "$ac_dir" && ac_dir=.
       if test -f "$ac_dir/$ac_prog"; then
@@ -969,130 +990,146 @@ echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c
 
 allow_undefined_flag=
 no_undefined_flag=
+need_lib_prefix=unknown
+need_version=unknown
+# when you set need_version to no, make sure it does not cause -set_version
+# flags to be left without arguments
 archive_cmds=
-archive_sym_cmds=
+archive_expsym_cmds=
 old_archive_from_new_cmds=
 export_dynamic_flag_spec=
 whole_archive_flag_spec=
+thread_safe_flag_spec=
 hardcode_libdir_flag_spec=
 hardcode_libdir_separator=
 hardcode_direct=no
 hardcode_minus_L=no
 hardcode_shlibpath_var=unsupported
 runpath_var=
+always_export_symbols=no
+export_symbols_cmds='$NM $libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
+# include_expsyms should be a list of space-separated symbols to be *always*
+# included in the symbol list
+include_expsyms=
+# exclude_expsyms can be an egrep regular expression of symbols to exclude
+# it will be wrapped by ` (' and `)$', so one must not match beginning or
+# end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
+# as well as any symbol that contains `d'.
+exclude_expsyms=
 
 case "$host_os" in
-aix3* | aix4*)
-  # On AIX, the GNU linker works like the native linker.
-  with_gnu_ld=no
+cygwin* | mingw*)
+  # FIXME: the MSVC++ port hasn't been tested in a loooong time
+  # When not using gcc, we currently assume that we are using
+  # Microsoft Visual C++.
+  if test "$with_gcc" != yes; then
+    with_gnu_ld=no
+  fi
   ;;
+
+freebsd2* | sunos4*)
+  exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
+  ;;
+
 esac
 
 ld_shlibs=yes
 if test "$with_gnu_ld" = yes; then
+  # If archive_cmds runs LD, not CC, wlarc should be empty
+  wlarc='${wl}'
 
   # See if GNU ld supports shared libraries.
   case "$host_os" in
+  aix3* | aix4*)
+    # On AIX, the GNU linker is very broken
+    ld_shlibs=no
+    cat <<EOF 1>&2
+
+*** Warning: the GNU linker, at least up to release 2.9.1, is reported
+*** to be unable to reliably create shared libraries on AIX.
+*** Therefore, libtool is disabling shared libraries support.  If you
+*** really care for shared libraries, you may want to modify your PATH
+*** so that a non-GNU linker is found, and then restart.
+
+EOF
+    ;;
+
   amigaos*)
-    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib$libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
+    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
     ;;
 
   sunos4*)
-    archive_cmds='$LD -assert pure-text -Bstatic -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
+    wlarc=
     hardcode_direct=yes
     hardcode_minus_L=yes
     hardcode_shlibpath_var=no
     ;;
 
-  cygwin32* | mingw32*)
-    if test "$with_gcc" = yes; then
-      # hardcode_libdir_flag_spec is actually meaningless, as there is
-      # no search path for DLLs.
-      hardcode_libdir_flag_spec='-L$libdir'
-      allow_undefined_flag=unsupported
-      # Very, very bogus.
-      echo '
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-#include <stdio.h>
-
-BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
-
-#include <cygwin/cygwin_dll.h>
-DECLARE_CYGWIN_DLL( DllMain );
-HINSTANCE __hDllInstance_base;
-
-BOOL APIENTRY
-DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
-{
-  __hDllInstance_base = hInst;
-  return TRUE;
-}
-' > ltdll.c
-      archive_cmds='$CC -c '"`pwd`"'/ltdll.c~echo EXPORTS > $lib-def~
-      $DLLTOOL --export-all --output-def $lib-def $libobjs ltdll.$objext~
-      $CC -Wl,--base-file,$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 $libobjs ltdll.$objext~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC -Wl,--base-file,$soname-base $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $rm ltdll.$objext $soname-base $soname-exp'
-      archive_sym_cmds='$CC -c '"`pwd`"'/ltdll.c~echo EXPORTS > $lib-def~
-      cat "$export_symbols" >> $lib-def~
-      $CC -Wl,--base-file,$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 $libobjs ltdll.$objext~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC -Wl,--base-file,$soname-base $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $rm ltdll.$objext $soname-base $soname-exp'
-      old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $lib-def --output-lib $objdir/$libname.a~$rm $lib.exp'
-   else
-      # When not using gcc, we currently assume that we are using
-      # Microsoft Visual C++.
-      with_gnu_ld=no
-      # hardcode_libdir_flag_spec is actually meaningless, as there is
-      # no search path for DLLs.
-      hardcode_libdir_flag_spec=' '
-      allow_undefined_flag=unsupported
-      # Tell ltmain to make .lib files, not .a files.
-      libext=lib
-      # FIXME: Setting linknames here is a bad hack.
-      archive_cmds='$CC -o $lib$libobjs`echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
-      # The linker will automatically build a .lib file if we build a DLL.
-      old_archive_from_new_cmds='true'
-      # FIXME: Should let the user specify the lib program.
-      old_archive_cmds='lib /OUT:$oldlib$oldobjs'
-      fix_srcfile_path='`cygpath -w $srcfile`'
+  beos*)
+    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
+      archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
+    else
+      ld_shlibs=no
     fi
     ;;
 
+  cygwin* | mingw*)
+    # hardcode_libdir_flag_spec is actually meaningless, as there is
+    # no search path for DLLs.
+    hardcode_libdir_flag_spec='-L$libdir'
+    allow_undefined_flag=unsupported
+    always_export_symbols=yes
+
+    # Extract the symbol export list from an `--export-all' def file,
+    # then regenerate the def file from the symbol export list, so that
+    # the compiled dll only exports the symbol export list.
+    export_symbols_cmds='rm -f $objdir/$soname-ltdll.c~
+      sed -e "/^# \/\* ltdll.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
+      (cd $objdir && $CC -c $soname-ltdll.c)~
+      $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def  $objdir/$soname-ltdll.$objext $libobjs~
+      sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]* ; *//" < $objdir/$soname-def > $export_symbols'
+
+    archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
+      _lt_hint=1;
+      for symbol in `cat $export_symbols`; do
+        echo "	\$symbol @ \$_lt_hint ; " >> $objdir/$soname-def;
+	_lt_hint=`expr 1 + \$_lt_hint`;
+      done~
+      $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
+      $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
+      $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
+      $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
+      $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts'
+
+      old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
+    ;;
+
   *)
     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
-      archive_cmds='$CC -shared ${wl}-soname $wl$soname -o $lib$libobjs$deplibs'
-      archive_sym_cmds='$CC -shared ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib$libobjs$deplibs'
+      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
+      archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
     else
       ld_shlibs=no
     fi
     ;;
   esac
 
-  if test "$ld_shlibs" = yes && test "$with_gnu_ld" = yes; then
+  if test "$ld_shlibs" = yes; then
     runpath_var=LD_RUN_PATH
     hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
     export_dynamic_flag_spec='${wl}--export-dynamic'
-    whole_archive_flag_spec='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
+    whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   fi
 else
   # PORTME fill in a description of your system's linker (not GNU ld)
   case "$host_os" in
   aix3*)
     allow_undefined_flag=unsupported
-    archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\' | sort | uniq' > $lib.exp~
-        $LD -o $objdir/$soname$libobjs$deplibs -bE:$lib.exp -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
-    archive_sym_cmds='$LD -o $objdir/$soname$libobjs$deplibs -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
+    always_export_symbols=yes
+    archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
     # Note: this linker hardcodes the directories in LIBPATH if there
     # are no directories specified by -L.
     hardcode_minus_L=yes
@@ -1104,80 +1141,58 @@ else
     ;;
 
   aix4*)
-    allow_undefined_flag=unsupported
-    archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\' | sort | uniq' > $lib.exp        else cat $export_symbols > $lib.exp~
-    	$CC -o $objdir/$soname$libobjs$deplibs ${wl}-bE:$lib.exp ${wl}-bM:SRE ${wl}-bnoentry~$AR cru $lib $objdir/$soname'
-    archive_sym_cmds='$CC -o $objdir/$soname$libobjs$deplibs ${wl}-bE:$export_symbols ${wl}-bM:SRE ${wl}-bnoentry~$AR cru $lib $objdir/$soname'
-    hardcode_direct=yes
+    allow_undefined_flag=
+    if test "$with_gcc" = yes; then
+      if strings `${CC} -print-prog-name=collect2` | \
+	 grep resolve_lib_name >/dev/null
+      then
+	# We have reworked collect2
+	hardcode_direct=yes
+      else
+	# We have old collect2
+	hardcode_direct=unsupported
+      fi
+      archive_cmds='$CC -shared ${wl}-bnoentry -o $objdir/$soname $libobjs $deplibs $linkopts'
+    else
+      always_export_symbols=yes
+      archive_expsym_cmds='$CC -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bM:SRE ${wl}-bnoentry'
+      hardcode_direct=yes
+    fi
     hardcode_minus_L=yes
-    ;;
+    # Though LIBPATH variable hardcodes shlibpath into executable,
+    # it doesn't affect searching for -l* libraries; this confuses
+    # tests in mdemo.
+    hardcode_shlibpath_var=unsupported
+    hardcode_libdir_flag_spec='-L$libdir'
+   ;;
 
   amigaos*)
-    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib$libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
+    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
     ;;
 
-  cygwin32* | mingw32*)
-    if test "$with_gcc" = yes; then
-      # hardcode_libdir_flag_spec is actually meaningless, as there is
-      # no search path for DLLs.
-      hardcode_libdir_flag_spec='-L$libdir'
-      allow_undefined_flag=unsupported
-      # Very, very bogus.
-      echo '
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
-#include <stdio.h>
-
-BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
-
-#include <cygwin/cygwin_dll.h>
-DECLARE_CYGWIN_DLL( DllMain );
-HINSTANCE __hDllInstance_base;
+  cygwin* | mingw*)
+    # When not using gcc, we currently assume that we are using
+    # Microsoft Visual C++.
+    # hardcode_libdir_flag_spec is actually meaningless, as there is
+    # no search path for DLLs.
+    hardcode_libdir_flag_spec=' '
+    allow_undefined_flag=unsupported
+    # Tell ltmain to make .lib files, not .a files.
+    libext=lib
+    # FIXME: Setting linknames here is a bad hack.
+    archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
+    # The linker will automatically build a .lib file if we build a DLL.
+    old_archive_from_new_cmds='true'
+    # FIXME: Should let the user specify the lib program.
+    old_archive_cmds='lib /OUT:$oldlib$oldobjs'
+    fix_srcfile_path='`cygpath -w $srcfile`'
+    ;;
 
-BOOL APIENTRY
-DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
-{
-  __hDllInstance_base = hInst;
-  return TRUE;
-}
-' > ltdll.c
-      archive_cmds='$CC -c '"`pwd`"'/ltdll.c~echo EXPORTS > $lib-def~
-      $DLLTOOL --export-all --output-def $lib-def $libobjs ltdll.$objext~
-      $CC -Wl,--base-file,$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 $libobjs ltdll.$objext~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC -Wl,--base-file,$soname-base $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $rm ltdll.$objext $soname-base $soname-exp'
-      archive_sym_cmds='$CC -c '"`pwd`"'/ltdll.c~echo EXPORTS > $lib-def~
-      cat "$export_symbols" >> $lib-def~
-      $CC -Wl,--base-file,$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 $libobjs ltdll.$objext~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC -Wl,--base-file,$soname-base $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbol=_cygwin_dll_entry@12 --def $lib-def --base-file $soname-base --output-exp $soname-exp~
-      $CC $soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $libobjs ltdll.$objext$deplibs~
-      $rm ltdll.$objext $soname-base $soname-exp'
-      old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $lib-def --output-lib $objdir/$libname.a~$rm $lib.exp'
-    else
-      # When not using gcc, we currently assume that we are using
-      # Microsoft Visual C++.
-      # hardcode_libdir_flag_spec is actually meaningless, as there is
-      # no search path for DLLs.
-      hardcode_libdir_flag_spec=' '
-      allow_undefined_flag=unsupported
-      # Tell ltmain to make .lib files, not .a files.
-      libext=lib
-      # FIXME: Setting linknames here is a bad hack.
-      archive_cmds='$CC -o $lib$libobjs`echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
-      # The linker will automatically build a .lib file if we build a DLL.
-      old_archive_from_new_cmds='true'
-      # FIXME: Should let the user specify the lib program.
-      old_archive_cmds='lib /OUT:$oldlib$oldobjs'
-      fix_srcfile_path='`cygpath -w $srcfile`'
-    fi
+  freebsd1*)
+    ld_shlibs=no
+    can_build_shared=no
     ;;
 
   # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
@@ -1185,24 +1200,24 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
   # does not break anything, and helps significantly (at the cost of a little
   # extra space).
   freebsd2.2*)
-    archive_cmds='$LD -Bshareable -o $lib$libobjs$deplibs /usr/lib/c++rt0.o'
+    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_direct=yes
-    hardcode_minus_L=yes
+    hardcode_minus_L=no # verified on 2.2.6
     hardcode_shlibpath_var=no
     ;;
 
   # Unfortunately, older versions of FreeBSD 2 do not have this feature.
   freebsd2*)
-    archive_cmds='$LD -Bshareable -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
     hardcode_direct=yes
     hardcode_minus_L=yes
     hardcode_shlibpath_var=no
     ;;
 
-  # FreeBSD 3, at last, uses gcc -shared to do shared libraries.
-  freebsd3*)
-    archive_cmds='$CC -shared -o $lib$libobjs$deplibs'
+  # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
+  freebsd*)
+    archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_direct=yes
     hardcode_minus_L=no
@@ -1210,7 +1225,7 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     ;;
 
   hpux9*)
-    archive_cmds='$rm $objdir/$soname~$LD -b +s +b $install_libdir -o $objdir/$soname$libobjs$deplibs~test $objdir/$soname = $lib || mv $objdir/$soname $lib'
+    archive_cmds='$rm $objdir/$soname~$LD -b +s +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib'
     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
     hardcode_direct=yes
     hardcode_minus_L=yes
@@ -1218,7 +1233,7 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     ;;
 
   hpux10* | hpux11*)
-    archive_cmds='$LD -b +h $soname +s +b $install_libdir -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -b +h $soname +s +b $install_libdir -o $lib $libobjs $deplibs $linkopts'
     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
     hardcode_direct=yes
     hardcode_minus_L=yes
@@ -1227,23 +1242,27 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
 
   irix5* | irix6*)
     if test "$with_gcc" = yes; then
-      archive_cmds='$CC -shared -o $lib ${wl}-soname ${wl}$soname ${wl}-set_version ${wl}$verstring$libobjs$deplibs'
+      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` -o $lib'
     else
-      archive_cmds='$LD -shared -o $lib -soname $soname -set_version $verstring$libobjs$deplibs'
+      archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
     fi
     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+    hardcode_libdir_separator=:
     ;;
 
   netbsd*)
-    # Tested with NetBSD 1.2 ld
-    archive_cmds='$LD -Bshareable -o $lib$libobjs$deplibs'
-    hardcode_libdir_flag_spec='-R$libdir'
+    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
+      archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'  # a.out
+    else
+      archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts'      # ELF
+    fi
+    hardcode_libdir_flag_spec='${wl}-R$libdir'
     hardcode_direct=yes
     hardcode_shlibpath_var=no
     ;;
 
   openbsd*)
-    archive_cmds='$LD -Bshareable -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_direct=yes
     hardcode_shlibpath_var=no
@@ -1253,24 +1272,24 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
     allow_undefined_flag=unsupported
-    archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp$libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib$libobjs$deplibs $objdir/$libname.def'
+    archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def'
     old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
     ;;
 
   osf3* | osf4*)
     if test "$with_gcc" = yes; then
       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
-      archive_cmds='$CC -shared${allow_undefined_flag} -o $lib ${wl}-soname ${wl}$soname ${wl}-set_version ${wl}$verstring$libobjs$deplibs'
+      archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` -o $lib'
     else
       allow_undefined_flag=' -expect_unresolved \*'
-      archive_cmds='$LD -shared${allow_undefined_flag} -o $lib -soname $soname -set_version $verstring$libobjs$deplibs'
+      archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
     fi
     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
     hardcode_libdir_separator=:
     ;;
 
   sco3.2v5*)
-    archive_cmds='$LD -G -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts'
     hardcode_direct=yes
     ;;
 
@@ -1278,26 +1297,20 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     no_undefined_flag=' -z text'
     # $CC -shared without GNU ld will not create a library from C++
     # object files and a static libstdc++, better avoid it by now
-    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib$libobjs$deplibs'
-    archive_sym_cmds='$echo "{ global:" > $lib.exp~sed $export_symbols -e "s/.*/\1;/" >> $lib.exp~$echo "local: * }" >> $lib.exp~
-		$LD -G${allow_undefined_flag} -M $export_symbols -h $soname -o $lib$libobjs$deplibs~$rm $lib.exp'
+    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
+    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
+		$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_shlibpath_var=no
-
-    # Solaris 2 before 2.5 hardcodes -L paths.
-    case "$host_os" in
-    solaris2.[0-4]*)
-      hardcode_minus_L=yes
-      ;;
-    esac
     ;;
 
   sunos4*)
     # Why do we need -Bstatic?  To avoid inter-library dependencies, maybe...
     if test "$with_gcc" = yes; then
-      archive_cmds='$CC -shared ${wl}-Bstatic -o $lib$libobjs$deplibs'
+      # Use -fPIC here because libgcc is multilibbed
+      archive_cmds='$CC -shared ${wl}-Bstatic -fPIC -o $lib $libobjs $deplibs $linkopts'
     else
-      archive_cmds='$LD -assert pure-text -Bstatic -o $lib$libobjs$deplibs'
+      archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
     fi
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_direct=yes
@@ -1305,8 +1318,16 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     hardcode_shlibpath_var=no
     ;;
 
+  sysv4.3*)
+    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
+    hardcode_direct=no
+    hardcode_minus_L=no
+    hardcode_shlibpath_var=no
+    export_dynamic_flag_spec='-Bexport'
+    ;;
+
   uts4*)
-    archive_cmds='$LD -G -h $soname -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_direct=no
     hardcode_minus_L=no
@@ -1314,7 +1335,7 @@ DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
     ;;
 
   dgux*)
-    archive_cmds='$LD -G -h $soname -o $lib$libobjs$deplibs'
+    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_direct=no
     hardcode_minus_L=no
@@ -1334,21 +1355,23 @@ if test -z "$NM"; then
   case "$NM" in
   /* | [A-Za-z]:[/\\]*) ;; # Let the user override the test with a path.
   *)
-    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
-    for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
+    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
+    for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do
       test -z "$ac_dir" && ac_dir=.
       if test -f $ac_dir/nm; then
-        # Check to see if the nm accepts a BSD-compat flag.
-        # Adding the `sed 1q' prevents false positives on HP-UX, which says:
-        #   nm: unknown option "B" ignored
-        if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
-          NM="$ac_dir/nm -B"
-        elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
-          NM="$ac_dir/nm -p"
+	# Check to see if the nm accepts a BSD-compat flag.
+	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
+	#   nm: unknown option "B" ignored
+	if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+	  NM="$ac_dir/nm -B"
+	  break
+	elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+	  NM="$ac_dir/nm -p"
+	  break
 	else
-          NM="$ac_dir/nm"
+	  NM=${NM="$ac_dir/nm"} # keep the first match, but
+	  continue # so that we can try to find one that supports BSD flags
 	fi
-        break
       fi
     done
     IFS="$ac_save_ifs"
@@ -1365,52 +1388,51 @@ echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
 
 # Character class describing NM global symbol codes.
-symcode='[BCDEGRSTU]'
+symcode='[BCDEGRST]'
 
 # Regexp to match symbols that can be accessed directly from C.
 sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
 
 # Transform the above into a raw symbol and a C symbol.
-symxfrm='\1 \1'
+symxfrm='\1 \2\3 \3'
+
+# Transform an extracted symbol line into a proper C declaration
+global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
 
 # Define system-specific variables.
 case "$host_os" in
 aix*)
-  symcode='[BCDTU]'
+  symcode='[BCDT]'
+  ;;
+cygwin* | mingw*)
+  symcode='[ABCDGISTW]'
   ;;
-sunos* | cygwin32* | mingw32*)
-  sympat='_\([_A-Za-z][_A-Za-z0-9]*\)'
-  symxfrm='_\1 \1'
+hpux*) # Its linker distinguishes data from code symbols
+  global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
   ;;
 irix*)
-  # Cannot use undefined symbols on IRIX because inlined functions mess us up.
   symcode='[BCDEGRST]'
   ;;
 solaris*)
-  symcode='[BDTU]'
+  symcode='[BDT]'
   ;;
 esac
 
 # If we're using GNU nm, then use its standard symbol codes.
 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
-  symcode='[ABCDGISTUW]'
+  symcode='[ABCDGISTW]'
 fi
 
-case "$host_os" in
-cygwin32* | mingw32*)
-  # We do not want undefined symbols on cygwin32.  The user must
-  # arrange to define them via -l arguments.
-  symcode='[ABCDGISTW]'
-  ;;
-esac
+# Try without a prefix undercore, then with it.
+for ac_symprfx in "" "_"; do
 
-# Write the raw and C identifiers.
-global_symbol_pipe="sed -n -e 's/^.* $symcode $sympat$/$symxfrm/p'"
+  # Write the raw and C identifiers.
+  global_symbol_pipe="sed -n -e 's/^.*[ 	]\($symcode\)[ 	][ 	]*\($ac_symprfx\)$sympat$/$symxfrm/p'"
 
-# Check to see that the pipe works correctly.
-pipe_works=no
-$rm conftest*
-cat > conftest.c <<EOF
+  # Check to see that the pipe works correctly.
+  pipe_works=no
+  $rm conftest*
+  cat > conftest.c <<EOF
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -1422,93 +1444,96 @@ void nm_test_func(){}
 main(){nm_test_var='a';nm_test_func();return(0);}
 EOF
 
-echo "$progname:1425: checking if global_symbol_pipe works" >&5
-if { (eval echo $progname:1426: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
-  # Now try to grab the symbols.
-  nlist=conftest.nm
-  if { echo "$progname:1429: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
-
-    # Try sorting and uniquifying the output.
-    if sort "$nlist" | uniq > "$nlist"T; then
-      mv -f "$nlist"T "$nlist"
-      wcout=`wc "$nlist" 2>/dev/null`
-      count=`$echo "X$wcout" | $Xsed -e 's/^[ 	]*\([0-9][0-9]*\).*$/\1/'`
-      (test "$count" -ge 0) 2>/dev/null || count=-1
-    else
-      rm -f "$nlist"T
-      count=-1
-    fi
+  echo "$progname:1447: checking if global_symbol_pipe works" >&5
+  if { (eval echo $progname:1448: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
+    # Now try to grab the symbols.
+    nlist=conftest.nm
+    if { echo "$progname:1451: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
 
-    # Make sure that we snagged all the symbols we need.
-    if egrep ' nm_test_var$' "$nlist" >/dev/null; then
-      if egrep ' nm_test_func$' "$nlist" >/dev/null; then
-	cat <<EOF > conftest.c
+      # Try sorting and uniquifying the output.
+      if sort "$nlist" | uniq > "$nlist"T; then
+	mv -f "$nlist"T "$nlist"
+      else
+	rm -f "$nlist"T
+      fi
+
+      # Make sure that we snagged all the symbols we need.
+      if egrep ' nm_test_var$' "$nlist" >/dev/null; then
+	if egrep ' nm_test_func$' "$nlist" >/dev/null; then
+	  cat <<EOF > conftest.c
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 EOF
-        # Now generate the symbol file.
-        sed 's/^.* \(.*\)$/extern char \1;/' < "$nlist" >> conftest.c
+	  # Now generate the symbol file.
+	  eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c'
 
-	cat <<EOF >> conftest.c
+	  cat <<EOF >> conftest.c
 #if defined (__STDC__) && __STDC__
-# define __ptr_t void *
+# define lt_ptr_t void *
 #else
-# define __ptr_t char *
+# define lt_ptr_t char *
+# define const
 #endif
 
-/* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */
-int dld_preloaded_symbol_count = $count;
-
 /* The mapping between symbol names and symbols. */
-struct {
-  char *name;
-  __ptr_t address;
+const struct {
+  const char *name;
+  lt_ptr_t address;
 }
-dld_preloaded_symbols[] =
+lt_preloaded_symbols[] =
 {
 EOF
-        sed 's/^\(.*\) \(.*\)$/  {"\1", (__ptr_t) \&\2},/' < "$nlist" >> conftest.c
-        cat <<\EOF >> conftest.c
-  {0, (__ptr_t) 0}
+	  sed 's/^. \(.*\) \(.*\)$/  {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c
+	  cat <<\EOF >> conftest.c
+  {0, (lt_ptr_t) 0}
 };
 
 #ifdef __cplusplus
 }
 #endif
 EOF
-        # Now try linking the two files.
-        mv conftest.$objext conftestm.$objext
-	save_LIBS="$LIBS"
-	save_CFLAGS="$CFLAGS"
-        LIBS="conftestm.$objext"
-	CFLAGS="$CFLAGS$no_builtin_flag"
-        if { (eval echo $progname:1487: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
-          pipe_works=yes
-        else
-          echo "$progname: failed program was:" >&5
-          cat conftest.c >&5
-        fi
-        LIBS="$save_LIBS"
+	  # Now try linking the two files.
+	  mv conftest.$objext conftestm.$objext
+	  save_LIBS="$LIBS"
+	  save_CFLAGS="$CFLAGS"
+	  LIBS="conftestm.$objext"
+	  CFLAGS="$CFLAGS$no_builtin_flag"
+	  if { (eval echo $progname:1503: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+	    pipe_works=yes
+	  else
+	    echo "$progname: failed program was:" >&5
+	    cat conftest.c >&5
+	  fi
+	  LIBS="$save_LIBS"
+	else
+	  echo "cannot find nm_test_func in $nlist" >&5
+	fi
       else
-        echo "cannot find nm_test_func in $nlist" >&5
+	echo "cannot find nm_test_var in $nlist" >&5
       fi
     else
-      echo "cannot find nm_test_var in $nlist" >&5
+      echo "cannot run $global_symbol_pipe" >&5
     fi
   else
-    echo "cannot run $global_symbol_pipe" >&5
+    echo "$progname: failed program was:" >&5
+    cat conftest.c >&5
   fi
-else
-  echo "$progname: failed program was:" >&5
-  cat conftest.c >&5
-fi
-$rm conftest*
+  $rm conftest*
 
-# Do not use the global_symbol_pipe unless it works.
+  # Do not use the global_symbol_pipe unless it works.
+  if test "$pipe_works" = yes; then
+    break
+  else
+    global_symbol_pipe=
+  fi
+done
 echo "$ac_t$pipe_works" 1>&6
-test "$pipe_works" = yes || global_symbol_pipe=
+
+if test -z "$global_symbol_pipe"; then
+  global_symbol_to_cdecl=
+fi
 
 # Check hardcoding attributes.
 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
@@ -1552,26 +1577,27 @@ postuninstall_cmds=
 finish_cmds=
 finish_eval=
 shlibpath_var=
+shlibpath_overrides_runpath=unknown
 version_type=none
 dynamic_linker="$host_os ld.so"
-sys_lib_search_path="/lib /usr/lib /usr/local/lib"
-check_shared_deplibs_method='none'
+sys_lib_dlsearch_path_spec="/lib /usr/lib"
+sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
+file_magic_cmd=
+file_magic_test_file=
+deplibs_check_method='unknown'
 # Need to set the preceding variable on all platforms that support
 # interlibrary dependencies.
 # 'none' -- dependencies not supported.
+# `unknown' -- same as none, but documents that we really don't know.
 # 'pass_all' -- all dependencies passed with no checks.
 # 'test_compile' -- check by making test program.
-# 'file_regex' -- check by looking for filenames that look like the shared
-# library in the library path.
-# 'file_magic [regex]' -- check by looking for files in library path which
-# responds to the "file" command with a given regex.  This is actually a
-# superset of the file_regex command.  If you have file on your system, you'll
-# want to use this instead.
-# Notes: regexes are run through expr.
-
+# 'file_magic [regex]' -- check by looking for files in library path
+# which responds to the $file_magic_cmd with a given egrep regex.
+# If you have `file' or equivalent on your system and you're not sure
+# whether `pass_all' will *always* work, you probably want this one.
 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
 case "$host_os" in
-aix3* | aix4*)
+aix3*)
   version_type=linux
   library_names_spec='${libname}${release}.so$versuffix $libname.a'
   shlibpath_var=LIBPATH
@@ -1580,21 +1606,47 @@ aix3* | aix4*)
   soname_spec='${libname}${release}.so$major'
   ;;
 
+aix4*)
+  version_type=linux
+  # AIX 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.
+  # We preserve .a as extension for shared libraries though AIX4.2
+  # and later linker supports .so
+  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
+  shlibpath_var=LIBPATH
+  deplibs_check_method=pass_all
+  ;;
+
 amigaos*)
   library_names_spec='$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='${libname}.so'
+  dynamic_linker="$host_os ld.so"
+  shlibpath_var=LIBRARY_PATH
+  ;;
+
 bsdi4*)
   version_type=linux
-  library_names_spec='${libname}.so.$major ${libname}.so'
+  library_names_spec='${libname}.so$major ${libname}.so'
   soname_spec='${libname}.so'
   finish_cmds='PATH="$PATH:/sbin" ldconfig $libdir'
   shlibpath_var=LD_LIBRARY_PATH
+  deplibs_check_method='file_magic ELF 32-bit LSB shared object'
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=/shlib/libc.so
+  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
   ;;
 
-cygwin32* | mingw32*)
+cygwin* | mingw*)
   version_type=windows
   if test "$with_gcc" = yes; then
     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a'
@@ -1602,15 +1654,36 @@ cygwin32* | mingw32*)
     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
   fi
   dynamic_linker='Win32 ld.exe'
-  libname_spec='$name'
+  deplibs_check_method='file_magic file format pei*-i386.*architecture: i386'
+  file_magic_cmd='objdump -f'
+  need_lib_prefix=no
+  # FIXME: first we should search . and the directory the executable is in
   shlibpath_var=PATH
   ;;
 
-freebsd2* | freebsd3*)
+freebsd1*)
+  dynamic_linker=no
+  ;;
+  
+freebsd*)
   objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
   version_type=freebsd-$objformat
-  library_names_spec='${libname}${release}.so$versuffix $libname.so'
-  finish_cmds='PATH="$PATH:/sbin" OBJFORMAT="$objformat" ldconfig -m $libdir'
+  case "$version_type" in
+    freebsd-elf*)
+      deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'
+      file_magic_cmd=/usr/bin/file
+      file_magic_test_file=`echo /usr/lib/libc.so*`
+      library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
+      need_version=no
+      need_lib_prefix=no
+      ;;
+    freebsd-*)
+      deplibs_check_method=unknown
+      library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
+      need_version=yes
+      ;;
+  esac
+  finish_cmds='PATH="$PATH:/sbin" OBJFORMAT="'"$objformat"'" ldconfig -m $libdir'
   shlibpath_var=LD_LIBRARY_PATH
   ;;
 
@@ -1625,6 +1698,8 @@ hpux9* | hpux10* | hpux11*)
   # link against other versions.
   dynamic_linker="$host_os dld.sl"
   version_type=sunos
+  need_lib_prefix=no
+  need_version=no
   shlibpath_var=SHLIB_PATH
   library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
   soname_spec='${libname}${release}.sl$major'
@@ -1633,17 +1708,39 @@ hpux9* | hpux10* | hpux11*)
   ;;
 
 irix5*)
-  version_type=osf
+  version_type=irix
   soname_spec='${libname}${release}.so'
-  library_names_spec='${libname}${release}.so$versuffix $libname.so'
+  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
   shlibpath_var=LD_LIBRARY_PATH
+  deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" # or should it be pass_all?
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=`echo /lib/libc.so*`
+  shlibpath_overrides_runpath=no
   ;;
 
 irix6*)
-  version_type=osf
+  version_type=irix
+  need_lib_prefix=no
+  need_version=no
   soname_spec='${libname}${release}.so'
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
-  shlibpath_var=LD_LIBRARYN32_PATH
+  case "$LD" in # libtool.m4 will add one of these switches to LD
+  *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
+  *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
+  *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
+  *) libsuff= shlibsuff= libmagic=never-match;;
+  esac
+  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
+  shlibpath_overrides_runpath=no
+  # even though /usr/local/lib is always searched, the man-page says
+  # shared libraries should not be installed there if they use an ABI
+  # different from -32, so we'd better not search for shared libraries
+  # there either
+  sys_lib_search_path_spec="/lib${libsuff} /usr/lib${libsuff} /usr/local/lib${libsuff}"
+  sys_lib_dlsearch_path_spec="/lib${libsuff} /usr/lib${libsuff} /usr/local/lib${libsuff}"
+  deplibs_check_method="file_magic ELF ${libmagic} MSB mips-[1234] dynamic lib MIPS - version 1" # or should it be pass_all?
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=`echo /lib${libsuff}/libc.so*`
   ;;
 
 # No shared lib support for Linux oldld, aout, or coff.
@@ -1654,12 +1751,16 @@ linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
 # This must be Linux ELF.
 linux-gnu*)
   version_type=linux
+  need_lib_prefix=no
+  need_version=no
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
   soname_spec='${libname}${release}.so$major'
-  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  finish_cmds='PATH="$PATH:/sbin" ldconfig -n $libdir'
   shlibpath_var=LD_LIBRARY_PATH
-  check_shared_deplibs_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
-  sys_lib_search_path="/lib /usr/lib /usr/local/lib `echo $LD_LIBRARY_PATH | sed -e 's/:/ /g'`"
+  shlibpath_overrides_runpath=no
+  deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
 
   if test -f /lib/ld.so.1; then
     dynamic_linker='GNU ld.so'
@@ -1672,15 +1773,34 @@ linux-gnu*)
   fi
   ;;
 
-netbsd* | openbsd*)
+netbsd*)
   version_type=sunos
-  library_names_spec='${libname}${release}.so$versuffix'
+  if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
+    library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
+    finish_cmds='PATH="$PATH:/sbin" ldconfig -m $libdir'
+    dynamic_linker='NetBSD (a.out) ld.so'
+  else
+    library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
+    soname_spec='${libname}${release}.so$major'
+    dynamic_linker='NetBSD ld.elf_so'
+  fi
+  shlibpath_var=LD_LIBRARY_PATH
+  ;;
+
+openbsd*)
+  version_type=sunos
+  if test "$with_gnu_ld" = yes; then
+    need_lib_prefix=no
+    need_version=no
+  fi
+  library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
   shlibpath_var=LD_LIBRARY_PATH
   ;;
 
 os2*)
   libname_spec='$name'
+  need_lib_prefix=no
   library_names_spec='$libname.dll $libname.a'
   dynamic_linker='OS/2 ld.exe'
   shlibpath_var=LIBPATH
@@ -1691,7 +1811,16 @@ osf3* | osf4*)
   soname_spec='${libname}${release}.so'
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
   shlibpath_var=LD_LIBRARY_PATH
-  check_shared_deplibs_method='pass_all'
+  # deplibs_check_method='pass_all'
+  # Although pass_all appears to work, it copies symbols from static libraries
+  # into shared ones and exports them.  So, when a program is linked with two
+  # or more libraries that have got copies of the same symbols, link fails
+  # This was only tested on osf4:
+  deplibs_check_method='file_magic COFF format alpha shared library'
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=/shlib/libc.so
+  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
+  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
   ;;
 
 sco3.2v5*)
@@ -1703,11 +1832,17 @@ sco3.2v5*)
 
 solaris*)
   version_type=linux
+  need_lib_prefix=no
+  need_version=no
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
   soname_spec='${libname}${release}.so$major'
   shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
   # ldd complains unless libraries are executable
   postinstall_cmds='chmod +x $lib'
+  deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=/lib/libc.so
   ;;
 
 sunos4*)
@@ -1715,24 +1850,36 @@ sunos4*)
   library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
   shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  if test "$with_gnu_ld" = yes; then
+    need_lib_prefix=no
+  fi
+  need_version=yes
   ;;
 
-sysv4.2uw2*)
+sysv4.2uw2* | sysv4.3* | sysv5*)
   version_type=linux
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
   soname_spec='${libname}${release}.so$major'
   shlibpath_var=LD_LIBRARY_PATH
+  case "$host_vendor" in
+    ncr)
+      deplibs_check_method='pass_all'
+      ;;
+  esac
   ;;
 
 uts4*)
   version_type=linux
-  library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major $libname.so'
-  soname_spec='${libname}${release}.so.$major'
+  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
+  soname_spec='${libname}${release}.so$major'
   shlibpath_var=LD_LIBRARY_PATH
   ;;
 
 dgux*)
   version_type=linux
+  need_lib_prefix=no
+  need_version=no
   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
   soname_spec='${libname}${release}.so$major'
   shlibpath_var=LD_LIBRARY_PATH
@@ -1748,19 +1895,47 @@ test "$dynamic_linker" = no && can_build_shared=no
 # Report the final consequences.
 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
 
+if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
+  case "$deplibs_check_method" in
+  "file_magic "*)
+    file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
+    if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+       egrep "$file_magic_regex" > /dev/null; then
+      :
+    else
+      cat <<EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such.  This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem.  Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool@gnu.org
+
+EOF
+    fi ;;
+  esac
+fi
+
 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
 test "$can_build_shared" = "no" && enable_shared=no
 
 # On AIX, shared libraries and static libraries use the same namespace, and
 # are all built from PIC.
 case "$host_os" in
-aix*)
+aix3*)
   test "$enable_shared" = yes && enable_static=no
   if test -n "$RANLIB"; then
     archive_cmds="$archive_cmds~\$RANLIB \$lib"
     postinstall_cmds='$RANLIB $lib'
   fi
   ;;
+
+aix4*)
+  test "$enable_shared" = yes && enable_static=no
+  ;;
 esac
 
 echo "$ac_t$enable_shared" 1>&6
@@ -1770,6 +1945,15 @@ test "$enable_shared" = yes || enable_static=yes
 
 echo "checking whether to build static libraries... $enable_static" 1>&6
 
+if test "$hardcode_action" = relink; then
+  # Fast installation is not supported
+  enable_fast_install=no
+elif test "$shlibpath_overrides_runpath" = yes ||
+     test "$enable_shared" = no; then
+  # Fast installation is not necessary
+  enable_fast_install=needless
+fi
+
 echo $ac_n "checking for objdir... $ac_c" 1>&6
 rm -f .libs 2>/dev/null
 mkdir .libs 2>/dev/null
@@ -1782,6 +1966,442 @@ fi
 rmdir .libs 2>/dev/null
 echo "$ac_t$objdir" 1>&6
 
+if test "x$enable_dlopen" != xyes; then
+  enable_dlopen=unknown
+  enable_dlopen_self=unknown
+  enable_dlopen_self_static=unknown
+else
+if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
+  lt_cv_dlopen=no lt_cv_dlopen_libs=
+echo $ac_n "checking for dlopen""... $ac_c" 1>&6
+echo "$progname:1977: checking for dlopen" >&5
+if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 1982 "ltconfig"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char dlopen(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dlopen();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_dlopen) || defined (__stub___dlopen)
+choke me
+#else
+dlopen();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo $progname:2004: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_dlopen=yes"
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_dlopen=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  lt_cv_dlopen="dlopen"
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
+echo "$progname:2022: checking for dlopen in -ldl" >&5
+ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-ldl  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 2030 "ltconfig"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dlopen();
+
+int main() {
+dlopen()
+; return 0; }
+EOF
+if { (eval echo $progname:2040: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
+echo "$progname:2059: checking for dld_link in -ldld" >&5
+ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-ldld  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 2067 "ltconfig"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dld_link();
+
+int main() {
+dld_link()
+; return 0; }
+EOF
+if { (eval echo $progname:2077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for shl_load""... $ac_c" 1>&6
+echo "$progname:2096: checking for shl_load" >&5
+if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2101 "ltconfig"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char shl_load(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char shl_load();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_shl_load) || defined (__stub___shl_load)
+choke me
+#else
+shl_load();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo $progname:2123: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_shl_load=yes"
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_shl_load=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  lt_cv_dlopen="shl_load"
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for LoadLibrary""... $ac_c" 1>&6
+echo "$progname:2141: checking for LoadLibrary" >&5
+if eval "test \"`echo '$''{'ac_cv_func_LoadLibrary'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2146 "ltconfig"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char LoadLibrary(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char LoadLibrary();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_LoadLibrary) || defined (__stub___LoadLibrary)
+choke me
+#else
+LoadLibrary();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo $progname:2168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_LoadLibrary=yes"
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_LoadLibrary=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'LoadLibrary`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  lt_cv_dlopen="LoadLibrary"
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+      
+fi
+
+    
+fi
+
+  
+fi
+
+
+fi
+
+fi
+
+  if test "x$lt_cv_dlopen" != xno; then
+    enable_dlopen=yes
+  fi
+
+  case "$lt_cv_dlopen" in
+  dlopen)
+for ac_hdr in dlfcn.h; do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "$progname:2210: checking for $ac_hdr" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2215 "ltconfig"
+#include <$ac_hdr>
+int fnord = 0;
+EOF
+ac_try="$ac_compile conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo $progname:2220: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=yes"
+else
+  echo "$ac_err" >&5
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+    if test "x$ac_cv_header_dlfcn_h" = xyes; then
+      CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
+    fi
+    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
+    LIBS="$lt_cv_dlopen_libs $LIBS"
+
+  echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
+echo "$progname:2248: checking whether a program can dlopen itself" >&5
+if test "${lt_cv_dlopen_self+set}" = set; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test "$cross_compiling" = yes; then
+    lt_cv_dlopen_self=cross
+  else
+    cat > conftest.c <<EOF
+#line 2256 "ltconfig"
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef RTLD_GLOBAL
+# define LTDL_GLOBAL	RTLD_GLOBAL
+#else
+# ifdef DL_GLOBAL
+#  define LTDL_GLOBAL	DL_GLOBAL
+# else
+#  define LTDL_GLOBAL	0
+# endif
+#endif
+
+/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
+   find out it does not work in some platform. */
+#ifndef LTDL_LAZY_OR_NOW
+# ifdef RTLD_LAZY
+#  define LTDL_LAZY_OR_NOW	RTLD_LAZY
+# else
+#  ifdef DL_LAZY
+#   define LTDL_LAZY_OR_NOW	DL_LAZY
+#  else
+#   ifdef RTLD_NOW
+#    define LTDL_LAZY_OR_NOW	RTLD_NOW
+#   else
+#    ifdef DL_NOW
+#     define LTDL_LAZY_OR_NOW	DL_NOW
+#    else
+#     define LTDL_LAZY_OR_NOW	0
+#    endif
+#   endif
+#  endif
+# endif
+#endif
+
+fnord() { int i=42;}
+main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
+    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
+	       if(ptr1 || ptr2) exit(0); } exit(1); } 
+
+EOF
+if { (eval echo $progname:2302: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
+  lt_cv_dlopen_self=yes
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  lt_cv_dlopen_self=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+echo "$ac_t""$lt_cv_dlopen_self" 1>&6
+
+  if test "$lt_cv_dlopen_self" = yes; then
+    LDFLAGS="$LDFLAGS $link_static_flag"
+  echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
+echo "$progname:2321: checking whether a statically linked program can dlopen itself" >&5
+if test "${lt_cv_dlopen_self_static+set}" = set; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test "$cross_compiling" = yes; then
+    lt_cv_dlopen_self_static=cross
+  else
+    cat > conftest.c <<EOF
+#line 2329 "ltconfig"
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef RTLD_GLOBAL
+# define LTDL_GLOBAL	RTLD_GLOBAL
+#else
+# ifdef DL_GLOBAL
+#  define LTDL_GLOBAL	DL_GLOBAL
+# else
+#  define LTDL_GLOBAL	0
+# endif
+#endif
+
+/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
+   find out it does not work in some platform. */
+#ifndef LTDL_LAZY_OR_NOW
+# ifdef RTLD_LAZY
+#  define LTDL_LAZY_OR_NOW	RTLD_LAZY
+# else
+#  ifdef DL_LAZY
+#   define LTDL_LAZY_OR_NOW	DL_LAZY
+#  else
+#   ifdef RTLD_NOW
+#    define LTDL_LAZY_OR_NOW	RTLD_NOW
+#   else
+#    ifdef DL_NOW
+#     define LTDL_LAZY_OR_NOW	DL_NOW
+#    else
+#     define LTDL_LAZY_OR_NOW	0
+#    endif
+#   endif
+#  endif
+# endif
+#endif
+
+fnord() { int i=42;}
+main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
+    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
+    if(ptr1 || ptr2) exit(0); } exit(1); } 
+
+EOF
+if { (eval echo $progname:2375: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
+  lt_cv_dlopen_self_static=yes
+else
+  echo "$progname: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  lt_cv_dlopen_self_static=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
+fi
+    ;;
+  esac
+
+  case "$lt_cv_dlopen_self" in
+  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
+  *) enable_dlopen_self=unknown ;;
+  esac
+
+  case "$lt_cv_dlopen_self_static" in
+  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
+  *) enable_dlopen_self_static=unknown ;;
+  esac
+fi
+
 # Copy echo and quote the copy, instead of the original, because it is
 # used later.
 ltecho="$echo"
@@ -1790,30 +2410,34 @@ if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
 fi
 LTSHELL="$SHELL"
 
+LTCONFIG_VERSION="$VERSION"
+
 # Only quote variables if we're using ltmain.sh.
 case "$ltmain" in
 *.sh)
   # Now quote all the things that may contain metacharacters.
   for var in ltecho old_CC old_CFLAGS old_CPPFLAGS old_LD old_NM old_RANLIB \
-    old_LN_S old_DLLTOOL old_AS AR CC LD LN_S NM LTSHELL VERSION \
+    old_LN_S old_DLLTOOL old_AS AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
     reload_flag reload_cmds wl \
     pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
-    whole_archive_flag_spec libname_spec library_names_spec soname_spec \
+    thread_safe_flag_spec whole_archive_flag_spec libname_spec \
+    library_names_spec soname_spec \
     RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
-    old_postuninstall_cmds archive_cmds archive_sym_cmds postinstall_cmds postuninstall_cmds \
-    check_shared_deplibs_method allow_undefined_flag no_undefined_flag \
-    finish_cmds finish_eval global_symbol_pipe \
-    hardcode_libdir_flag_spec hardcode_libdir_separator sys_lib_search_path \
-    compiler_c_o compiler_o_lo need_locks; do
+    old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
+    file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
+    finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
+    hardcode_libdir_flag_spec hardcode_libdir_separator  \
+    sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
+    compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
 
     case "$var" in
     reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
     old_postinstall_cmds | old_postuninstall_cmds | \
-    archive_cmds | archive_sym_cmds | \
+    export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
     postinstall_cmds | postuninstall_cmds | \
-    finish_cmds | sys_lib_search_path)
+    finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
       # Double-quote double-evaled strings.
-      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\"\`\\\""
+      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
       ;;
     *)
       eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
@@ -1823,8 +2447,7 @@ case "$ltmain" in
 
   case "$ltecho" in
   *'\$0 --fallback-echo"')
-    ltecho=`$echo "X$ltecho" |
-	    $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
+    ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
     ;;
   esac
 
@@ -1835,10 +2458,10 @@ case "$ltmain" in
 #! $SHELL
 
 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
-# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION)
+# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
 #
-# Copyright (C) 1996-1998 Free Software Foundation, Inc.
+# Copyright (C) 1996-1999 Free Software Foundation, Inc.
 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 #
 # This program is free software; you can redistribute it and/or modify
@@ -1886,7 +2509,7 @@ EOF
   $rm "$cfgfile"
   cat <<EOF > "$cfgfile"
 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
-# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION)
+# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
 EOF
   ;;
 esac
@@ -1903,7 +2526,7 @@ cat <<EOF >> "$cfgfile"
 # debugging $progname, is in ./config.log if it exists.
 
 # The version of $progname that generated this script.
-LTCONFIG_VERSION=$VERSION
+LTCONFIG_VERSION=$LTCONFIG_VERSION
 
 # Shell to use when invoking shell scripts.
 SHELL=$LTSHELL
@@ -1914,6 +2537,9 @@ build_libtool_libs=$enable_shared
 # Whether or not to build static libraries.
 build_old_libs=$enable_static
 
+# Whether or not to optimize for fast installation.
+fast_install=$enable_fast_install
+
 # The host system.
 host_alias=$host_alias
 host=$host
@@ -1936,10 +2562,10 @@ LN_S=$LN_S
 # A BSD-compatible nm program.
 NM=$NM
 
-# Used on cygwin32: DLL creation program.
+# Used on cygwin: DLL creation program.
 DLLTOOL="$DLLTOOL"
 
-# Used on cygwin32: assembler.
+# Used on cygwin: assembler.
 AS="$AS"
 
 # The name of the directory that contains temporary libtool files.
@@ -1970,6 +2596,21 @@ compiler_o_lo=$compiler_o_lo
 # Must we lock files when doing compilation ?
 need_locks=$need_locks
 
+# Do we need the lib prefix for modules?
+need_lib_prefix=$need_lib_prefix
+
+# Do we need a version for libraries?
+need_version=$need_version
+
+# Whether dlopen is supported.
+dlopen=$enable_dlopen
+
+# Whether dlopen of programs is supported.
+dlopen_self=$enable_dlopen_self
+
+# Whether dlopen of statically linked programs is supported.
+dlopen_self_static=$enable_dlopen_self_static
+
 # Compiler flag to prevent dynamic linking.
 link_static_flag=$link_static_flag
 
@@ -1982,6 +2623,9 @@ export_dynamic_flag_spec=$export_dynamic_flag_spec
 # Compiler flag to generate shared objects directly from archives.
 whole_archive_flag_spec=$whole_archive_flag_spec
 
+# Compiler flag to generate thread-safe objects.
+thread_safe_flag_spec=$thread_safe_flag_spec
+
 # Library versioning type.
 version_type=$version_type
 
@@ -2006,12 +2650,15 @@ old_archive_from_new_cmds=$old_archive_from_new_cmds
 
 # Commands used to build and install a shared archive.
 archive_cmds=$archive_cmds
-archive_sym_cmds=$archive_sym_cmds
+archive_expsym_cmds=$archive_expsym_cmds
 postinstall_cmds=$postinstall_cmds
 postuninstall_cmds=$postuninstall_cmds
 
 # Method to check whether dependent libraries are shared objects.
-check_shared_deplibs_method=$check_shared_deplibs_method
+deplibs_check_method=$deplibs_check_method
+
+# Command to use when deplibs_check_method == file_magic
+file_magic_cmd=$file_magic_cmd
 
 # Flag that allows shared libraries with undefined symbols to be built.
 allow_undefined_flag=$allow_undefined_flag
@@ -2028,12 +2675,18 @@ finish_eval=$finish_eval
 # Take the output of nm and produce a listing of raw symbols and C names.
 global_symbol_pipe=$global_symbol_pipe
 
+# Transform the output of nm in a proper C declaration
+global_symbol_to_cdecl=$global_symbol_to_cdecl
+
 # This is the shared library runtime path variable.
 runpath_var=$runpath_var
 
 # This is the shared library path variable.
 shlibpath_var=$shlibpath_var
 
+# Is shlibpath searched before the hard-coded library search path?
+shlibpath_overrides_runpath=$shlibpath_overrides_runpath
+
 # How to hardcode a shared library path into an executable.
 hardcode_action=$hardcode_action
 
@@ -2056,11 +2709,27 @@ hardcode_minus_L=$hardcode_minus_L
 # the resulting binary.
 hardcode_shlibpath_var=$hardcode_shlibpath_var
 
-# System search path for libraries
-sys_lib_search_path=$sys_lib_search_path
+# Compile-time system search path for libraries
+sys_lib_search_path_spec=$sys_lib_search_path_spec
+
+# Run-time system search path for libraries
+sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
 
 # Fix the shell variable \$srcfile for the compiler.
 fix_srcfile_path="$fix_srcfile_path"
+
+# Set to yes if exported symbols are required
+always_export_symbols=$always_export_symbols
+
+# The command to extract exported symbols
+export_symbols_cmds=$export_symbols_cmds
+
+# Symbols that should not be listed in the preloaded symbols
+exclude_expsyms=$exclude_expsyms
+
+# Symbols that must always be exported
+include_expsyms=$include_expsyms
+
 EOF
 
 case "$ltmain" in
@@ -2093,6 +2762,58 @@ EOF
   echo "FIXME: would compile $ltmain"
   ;;
 esac
+
+test -n "$cache_file" || exit 0
+
+# AC_CACHE_SAVE
+trap '' 1 2 15
+cat > confcache <<\EOF
+# This file is a shell script that caches the results of configure
+# tests run on this system so they can be shared between configure
+# scripts and configure runs.  It is not useful on other systems.
+# If it contains results you don't want to keep, you may remove or edit it.
+#
+# By default, configure uses ./config.cache as the cache file,
+# creating it if it does not exist already.  You can give configure
+# the --cache-file=FILE option to use a different cache file; that is
+# what configure does when it calls configure scripts in
+# subdirectories, so they share the cache.
+# Giving --cache-file=/dev/null disables caching, for debugging configure.
+# config.status only pays attention to the cache file if you give it the
+# --recheck option to rerun configure.
+#
+EOF
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, don't put newlines in cache variables' values.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
+(set) 2>&1 |
+  case `(ac_space=' '; set | grep ac_space) 2>&1` in
+  *ac_space=\ *)
+    # `set' does not quote correctly, so add quotes (double-quote substitution
+    # turns \\\\ into \\, and sed turns \\ into \).
+    sed -n \
+      -e "s/'/'\\\\''/g" \
+      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
+    ;;
+  *)
+    # `set' quotes correctly as required by POSIX, so do not add quotes.
+    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
+    ;;
+  esac >> confcache
+if cmp -s $cache_file confcache; then
+  :
+else
+  if test -w $cache_file; then
+    echo "updating cache $cache_file"
+    cat confcache > $cache_file
+  else
+    echo "not updating unwritable cache $cache_file"
+  fi
+fi
+rm -f confcache
+
 exit 0
 
 # Local Variables: