From 115dabb8f316b83192d96fa6cb29a535f8ff53c0 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@cygnus.com>
Date: Mon, 21 Jun 1999 11:14:41 +0000
Subject: configure: Rebuilt.

	* configure: Rebuilt.
	* configure.in: Recognize all forms of alpha.

From-SVN: r27660
---
 boehm-gc/ChangeLog    |   5 +
 boehm-gc/Makefile.in  |   1 +
 boehm-gc/aclocal.m4   | 473 ++++++++++++++++++++++++++++++++++++++++------
 boehm-gc/configure    | 511 ++++++++++++++++++++++++++++++++++++++++++--------
 boehm-gc/configure.in |   2 +-
 5 files changed, 851 insertions(+), 141 deletions(-)

(limited to 'boehm-gc')

diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog
index 1ef0f9a..ec184cd 100644
--- a/boehm-gc/ChangeLog
+++ b/boehm-gc/ChangeLog
@@ -1,3 +1,8 @@
+1999-06-21  Tom Tromey  <tromey@cygnus.com>
+
+	* configure: Rebuilt.
+	* configure.in: Recognize all forms of alpha.
+
 1999-06-17  Anthony Green  <green@cygnus.com>
 
 	* mach_dep.c (GC_push_regs): FreeBSD-elf support (from
diff --git a/boehm-gc/Makefile.in b/boehm-gc/Makefile.in
index 250f79a..0e9525f 100644
--- a/boehm-gc/Makefile.in
+++ b/boehm-gc/Makefile.in
@@ -83,6 +83,7 @@ MY_CFLAGS = @MY_CFLAGS@
 NM = @NM@
 PACKAGE = @PACKAGE@
 RANLIB = @RANLIB@
+USE_SYMBOL_UNDERSCORE = @USE_SYMBOL_UNDERSCORE@
 VERSION = @VERSION@
 addobjs = @addobjs@
 boehm_gc_basedir = @boehm_gc_basedir@
diff --git a/boehm-gc/aclocal.m4 b/boehm-gc/aclocal.m4
index 82da4b6..000a326 100644
--- a/boehm-gc/aclocal.m4
+++ b/boehm-gc/aclocal.m4
@@ -290,26 +290,58 @@ else
 fi])
 
 
-# serial 25 AM_PROG_LIBTOOL
-AC_DEFUN(AM_PROG_LIBTOOL,
-[AC_REQUIRE([AM_ENABLE_SHARED])dnl
-AC_REQUIRE([AM_ENABLE_STATIC])dnl
+# serial 35 AC_PROG_LIBTOOL
+AC_DEFUN(AC_PROG_LIBTOOL,
+[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
+
+# Save cache, so that ltconfig can load it
+AC_CACHE_SAVE
+
+# Actually configure libtool.  ac_aux_dir is where install-sh is found.
+CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
+LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
+DLLTOOL="$DLLTOOL" AS="$AS" \
+${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
+$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
+|| AC_MSG_ERROR([libtool configure failed])
+
+# Reload cache, that may have been modified by ltconfig
+AC_CACHE_LOAD
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+AC_SUBST(LIBTOOL)dnl
+
+# Redirect the config.log output again, so that the ltconfig log is not
+# clobbered by the next message.
+exec 5>>./config.log
+])
+
+AC_DEFUN(AC_LIBTOOL_SETUP,
+[AC_PREREQ(2.13)dnl
+AC_REQUIRE([AC_ENABLE_SHARED])dnl
+AC_REQUIRE([AC_ENABLE_STATIC])dnl
+AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
 AC_REQUIRE([AC_CANONICAL_HOST])dnl
 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 AC_REQUIRE([AC_PROG_RANLIB])dnl
 AC_REQUIRE([AC_PROG_CC])dnl
-AC_REQUIRE([AM_PROG_LD])dnl
-AC_REQUIRE([AM_PROG_NM])dnl
+AC_REQUIRE([AC_PROG_LD])dnl
+AC_REQUIRE([AC_PROG_NM])dnl
+AC_REQUIRE([AC_SYS_NM_PARSE])dnl
+AC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnl
 AC_REQUIRE([AC_PROG_LN_S])dnl
 dnl
-# Always use our own libtool.
-LIBTOOL='$(SHELL) $(top_builddir)/libtool'
-AC_SUBST(LIBTOOL)dnl
 
 # Check for any special flags to pass to ltconfig.
-libtool_flags=
+libtool_flags="--cache-file=$cache_file"
 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
+test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
+test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen"
 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
@@ -338,37 +370,46 @@ case "$host" in
 
 *-*-sco3.2v5*)
   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
+  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
+    [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
+  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+    CFLAGS="$SAVE_CFLAGS"
+  fi
   ;;
 
-*-*-cygwin32*)
-  AM_SYS_LIBTOOL_CYGWIN32
+*-*-cygwin*)
+  AC_SYS_LIBTOOL_CYGWIN
   ;;
 
 esac
 
-# Actually configure libtool.  ac_aux_dir is where install-sh is found.
-CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
-LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
-DLLTOOL="$DLLTOOL" AS="$AS" \
-${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
-$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
-|| AC_MSG_ERROR([libtool configure failed])
+# enable the --disable-libtool-lock switch
 
-# Redirect the config.log output again, so that the ltconfig log is not
-# clobbered by the next message.
-exec 5>>./config.log
+AC_ARG_ENABLE(libtool-lock,
+[  --disable-libtool-lock  force libtool not to do file locking],
+need_locks=$enableval,
+need_locks=yes)
+
+if test x"$need_locks" = xno; then
+  libtool_flags="$libtool_flags --disable-lock"
+fi
 ])
 
-# AM_ENABLE_SHARED - implement the --enable-shared flag
-# Usage: AM_ENABLE_SHARED[(DEFAULT)]
+# AC_LIBTOOL_DLOPEN - check for dlopen support
+AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes])
+
+# AC_ENABLE_SHARED - implement the --enable-shared flag
+# Usage: AC_ENABLE_SHARED[(DEFAULT)]
 #   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
 #   `yes'.
-AC_DEFUN(AM_ENABLE_SHARED,
-[define([AM_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_DEFUN(AC_ENABLE_SHARED,
+[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
 AC_ARG_ENABLE(shared,
 changequote(<<, >>)dnl
-<<  --enable-shared[=PKGS]  build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT],
+<<  --enable-shared[=PKGS]  build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
 changequote([, ])dnl
 [p=${PACKAGE-default}
 case "$enableval" in
@@ -386,26 +427,22 @@ no) enable_shared=no ;;
   IFS="$ac_save_ifs"
   ;;
 esac],
-enable_shared=AM_ENABLE_SHARED_DEFAULT)dnl
+enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
 ])
 
-# AM_DISABLE_SHARED - set the default shared flag to --disable-shared
-AC_DEFUN(AM_DISABLE_SHARED,
-[AM_ENABLE_SHARED(no)])
-
-# AM_DISABLE_STATIC - set the default static flag to --disable-static
-AC_DEFUN(AM_DISABLE_STATIC,
-[AM_ENABLE_STATIC(no)])
+# AC_DISABLE_SHARED - set the default shared flag to --disable-shared
+AC_DEFUN(AC_DISABLE_SHARED,
+[AC_ENABLE_SHARED(no)])
 
-# AM_ENABLE_STATIC - implement the --enable-static flag
-# Usage: AM_ENABLE_STATIC[(DEFAULT)]
+# AC_ENABLE_STATIC - implement the --enable-static flag
+# Usage: AC_ENABLE_STATIC[(DEFAULT)]
 #   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
 #   `yes'.
-AC_DEFUN(AM_ENABLE_STATIC,
-[define([AM_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_DEFUN(AC_ENABLE_STATIC,
+[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
 AC_ARG_ENABLE(static,
 changequote(<<, >>)dnl
-<<  --enable-static[=PKGS]  build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT],
+<<  --enable-static[=PKGS]  build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
 changequote([, ])dnl
 [p=${PACKAGE-default}
 case "$enableval" in
@@ -423,28 +460,74 @@ no) enable_static=no ;;
   IFS="$ac_save_ifs"
   ;;
 esac],
-enable_static=AM_ENABLE_STATIC_DEFAULT)dnl
+enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
 ])
 
+# AC_DISABLE_STATIC - set the default static flag to --disable-static
+AC_DEFUN(AC_DISABLE_STATIC,
+[AC_ENABLE_STATIC(no)])
 
-# AM_PROG_LD - find the path to the GNU or non-GNU linker
-AC_DEFUN(AM_PROG_LD,
+
+# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
+# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AC_ENABLE_FAST_INSTALL,
+[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(fast-install,
+changequote(<<, >>)dnl
+<<  --enable-fast-install[=PKGS]  optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_fast_install=yes ;;
+no) enable_fast_install=no ;;
+*)
+  enable_fast_install=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_fast_install=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
+])
+
+# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
+AC_DEFUN(AC_DISABLE_FAST_INSTALL,
+[AC_ENABLE_FAST_INSTALL(no)])
+
+
+# AC_PROG_LD - find the path to the GNU or non-GNU linker
+AC_DEFUN(AC_PROG_LD,
 [AC_ARG_WITH(gnu-ld,
 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
-AC_REQUIRE([AC_PROG_CC])
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 ac_prog=ld
 if test "$ac_cv_prog_gcc" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   AC_MSG_CHECKING([for ld used by GCC])
   ac_prog=`($CC -print-prog-name=ld) 2>&5`
   case "$ac_prog" in
-  # Accept absolute paths.
+    # Accept absolute paths.
 changequote(,)dnl
-  /* | [A-Za-z]:\\*)
+    /* | [A-Za-z]:[\\/]*)
+      re_direlt='/[^/][^/]*/\.\./'
 changequote([,])dnl
-    test -z "$LD" && LD="$ac_prog"
-    ;;
+      # 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%/%"`
+      done
+      test -z "$LD" && LD="$ac_prog"
+      ;;
   "")
     # If it fails, then pretend we aren't using GCC.
     ac_prog=ld
@@ -472,7 +555,7 @@ AC_CACHE_VAL(ac_cv_path_LD,
       if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
 	test "$with_gnu_ld" != no && break
       else
-        test "$with_gnu_ld" != yes && break
+	test "$with_gnu_ld" != yes && break
       fi
     fi
   done
@@ -488,10 +571,10 @@ else
 fi
 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
 AC_SUBST(LD)
-AM_PROG_LD_GNU
+AC_PROG_LD_GNU
 ])
 
-AC_DEFUN(AM_PROG_LD_GNU,
+AC_DEFUN(AC_PROG_LD_GNU,
 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
@@ -501,8 +584,8 @@ else
 fi])
 ])
 
-# AM_PROG_NM - find the path to a BSD-compatible name lister
-AC_DEFUN(AM_PROG_NM,
+# AC_PROG_NM - find the path to a BSD-compatible name lister
+AC_DEFUN(AC_PROG_NM,
 [AC_MSG_CHECKING([for BSD-compatible nm])
 AC_CACHE_VAL(ac_cv_path_NM,
 [if test -n "$NM"; then
@@ -510,20 +593,22 @@ AC_CACHE_VAL(ac_cv_path_NM,
   ac_cv_path_NM="$NM"
 else
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
-  for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
+  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
     test -z "$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
-        ac_cv_path_NM="$ac_dir/nm -B"
+	ac_cv_path_NM="$ac_dir/nm -B"
+	break
       elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
-        ac_cv_path_NM="$ac_dir/nm -p"
+	ac_cv_path_NM="$ac_dir/nm -p"
+	break
       else
-        ac_cv_path_NM="$ac_dir/nm"
+	ac_cv_path_NM=${ac_cv_path_NM="$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="$ac_save_ifs"
@@ -534,9 +619,277 @@ AC_MSG_RESULT([$NM])
 AC_SUBST(NM)
 ])
 
-# AM_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32
-AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN32,
+# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed
+# by C symbol name from nm.
+AC_DEFUN(AC_SYS_NM_PARSE,
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_PROG_NM])dnl
+# Check for command to grab the raw symbol name followed by C symbol from nm.
+AC_MSG_CHECKING([command to parse $NM output])
+AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,
+[# These are sane defaults that work on at least a few old systems.
+# {They come from Ultrix.  What could be older than Ultrix?!! ;)}
+
+changequote(,)dnl
+# Character class describing NM global symbol codes.
+ac_symcode='[BCDEGRST]'
+
+# Regexp to match symbols that can be accessed directly from C.
+ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
+
+# Transform the above into a raw symbol and a C symbol.
+ac_symxfrm='\1 \2\3 \3'
+
+# Transform an extracted symbol line into a proper C declaration
+ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
+
+# Define system-specific variables.
+case "$host_os" in
+aix*)
+  ac_symcode='[BCDT]'
+  ;;
+cygwin* | mingw*)
+  ac_symcode='[ABCDGISTW]'
+  ;;
+hpux*)
+  ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
+  ;;
+irix*)
+  ac_symcode='[BCDEGRST]'
+  ;;
+solaris*)
+  ac_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
+  ac_symcode='[ABCDGISTW]'
+fi
+changequote([,])dnl
+
+# Try without a prefix undercore, then with it.
+for ac_symprfx in "" "_"; do
+
+  ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ 	]\($ac_symcode\)[ 	][ 	]*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'"
+
+  # Check to see that the pipe works correctly.
+  ac_pipe_works=no
+  rm -f conftest.$ac_ext
+  cat > conftest.$ac_ext <<EOF
+#ifdef __cplusplus
+extern "C" {
+#endif
+char nm_test_var;
+void nm_test_func(){}
+#ifdef __cplusplus
+}
+#endif
+int main(){nm_test_var='a';nm_test_func;return 0;}
+EOF
+
+  if AC_TRY_EVAL(ac_compile); then
+    # Now try to grab the symbols.
+    ac_nlist=conftest.nm
+  
+    if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
+
+      # Try sorting and uniquifying the output.
+      if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
+	mv -f "$ac_nlist"T "$ac_nlist"
+      else
+	rm -f "$ac_nlist"T
+      fi
+
+      # Make sure that we snagged all the symbols we need.
+      if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
+	if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
+	  cat <<EOF > conftest.c
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+EOF
+	  # Now generate the symbol file.
+	  eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c'
+
+	  cat <<EOF >> conftest.c
+#if defined (__STDC__) && __STDC__
+# define lt_ptr_t void *
+#else
+# define lt_ptr_t char *
+# define const
+#endif
+
+/* The mapping between symbol names and symbols. */
+const struct {
+  const char *name;
+  lt_ptr_t address;
+}
+changequote(,)dnl
+lt_preloaded_symbols[] =
+changequote([,])dnl
+{
+EOF
+	sed 's/^. \(.*\) \(.*\)$/  {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
+	cat <<\EOF >> conftest.c
+  {0, (lt_ptr_t) 0}
+};
+
+#ifdef __cplusplus
+}
+#endif
+EOF
+	  # Now try linking the two files.
+	  mv conftest.$ac_objext conftestm.$ac_objext
+	  ac_save_LIBS="$LIBS"
+	  ac_save_CFLAGS="$CFLAGS"
+	  LIBS="conftestm.$ac_objext"
+	  CFLAGS="$CFLAGS$no_builtin_flag"
+	  if AC_TRY_EVAL(ac_link) && test -s conftest; then
+	    ac_pipe_works=yes
+	  else
+	    echo "configure: failed program was:" >&AC_FD_CC
+	    cat conftest.c >&AC_FD_CC
+	  fi
+	  LIBS="$ac_save_LIBS"
+	  CFLAGS="$ac_save_CFLAGS"
+	else
+	  echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
+	fi
+      else
+	echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC
+      fi
+    else
+      echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
+    fi
+  else
+    echo "$progname: failed program was:" >&AC_FD_CC
+    cat conftest.c >&AC_FD_CC
+  fi
+  rm -rf conftest*
+
+  # Do not use the global_symbol_pipe unless it works.
+  if test "$ac_pipe_works" = yes; then
+    if test x"$ac_symprfx" = x"_"; then
+      ac_cv_sys_symbol_underscore=yes
+    else
+      ac_cv_sys_symbol_underscore=no
+    fi
+    break
+  else
+    ac_cv_sys_global_symbol_pipe=
+  fi
+done
+])
+
+ac_result=yes
+if test -z "$ac_cv_sys_global_symbol_pipe"; then
+   ac_result=no
+fi
+AC_MSG_RESULT($ac_result)
+])
+
+# AC_SYS_LIBTOOL_CYGWIN - find tools needed on cygwin
+AC_DEFUN(AC_SYS_LIBTOOL_CYGWIN,
 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
 AC_CHECK_TOOL(AS, as, false)
 ])
 
+# AC_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols
+#                            with an underscore?
+AC_DEFUN(AC_SYS_SYMBOL_UNDERSCORE,
+[AC_REQUIRE([AC_PROG_NM])dnl
+AC_REQUIRE([AC_SYS_NM_PARSE])dnl
+AC_MSG_CHECKING([for _ prefix in compiled symbols])
+AC_CACHE_VAL(ac_cv_sys_symbol_underscore,
+[ac_cv_sys_symbol_underscore=no
+cat > conftest.$ac_ext <<EOF
+void nm_test_func(){}
+int main(){nm_test_func;return 0;}
+EOF
+if AC_TRY_EVAL(ac_compile); then
+  # Now try to grab the symbols.
+  ac_nlist=conftest.nm
+  if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
+    # See whether the symbols have a leading underscore.
+    if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
+      ac_cv_sys_symbol_underscore=yes
+    else
+      if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
+	:
+      else
+	echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
+      fi
+    fi
+  else
+    echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
+  fi
+else
+  echo "configure: failed program was:" >&AC_FD_CC
+  cat conftest.c >&AC_FD_CC
+fi
+rm -rf conftest*
+])
+AC_MSG_RESULT($ac_cv_sys_symbol_underscore)
+USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no}
+AC_SUBST(USE_SYMBOL_UNDERSCORE)dnl
+])
+
+# AC_CHECK_LIBM - check for math library
+AC_DEFUN(AC_CHECK_LIBM, [
+AC_CHECK_LIB(mw, _mwvalidcheckl)
+AC_CHECK_LIB(m, cos)
+])
+
+# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
+# the libltdl convenience library, adds --enable-ltdl-convenience to
+# the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
+# is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
+# to be `${top_builddir}/libltdl'.  Make sure you start DIR with
+# '${top_builddir}/' (note the single quotes!) if your package is not
+# flat, and, if you're not using automake, define top_builddir as
+# appropriate in the Makefiles.
+AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
+  case "$enable_ltdl_convenience" in
+  no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
+  "") enable_ltdl_convenience=yes
+      ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
+  esac
+  LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la
+])
+
+# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
+# the libltdl installable library, and adds --enable-ltdl-install to
+# the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
+# is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
+# to be `${top_builddir}/libltdl'.  Make sure you start DIR with
+# '${top_builddir}/' (note the single quotes!) if your package is not
+# flat, and, if you're not using automake, define top_builddir as
+# appropriate in the Makefiles.
+# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
+AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [
+  AC_CHECK_LIB(ltdl, main, LIBLTDL="-lltdl", [
+    case "$enable_ltdl_install" in
+    no) AC_MSG_WARN([libltdl not installed, but installation disabled]) ;;
+    "") enable_ltdl_install=yes
+        ac_configure_args="$ac_configure_args --enable-ltdl-install" ;;
+    esac
+  ])
+  if test x"$enable_ltdl_install" != x"no"; then
+    LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
+  fi
+])
+
+dnl old names
+AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl
+AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl
+AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl
+AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
+AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
+AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
+AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
+AC_DEFUN(AM_SYS_NM_PARSE, [indir([AC_SYS_NM_PARSE])])dnl
+AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, [indir([AC_SYS_SYMBOL_UNDERSCORE])])dnl
+AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN, [indir([AC_SYS_LIBTOOL_CYGWIN])])dnl
+
diff --git a/boehm-gc/configure b/boehm-gc/configure
index 3e40791..9fb2597 100755
--- a/boehm-gc/configure
+++ b/boehm-gc/configure
@@ -21,8 +21,12 @@ ac_help="$ac_help
 ac_help="$ac_help
   --enable-static[=PKGS]  build static libraries [default=yes]"
 ac_help="$ac_help
+  --enable-fast-install[=PKGS]  optimize for fast installation [default=yes]"
+ac_help="$ac_help
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]"
 ac_help="$ac_help
+  --disable-libtool-lock  force libtool not to do file locking"
+ac_help="$ac_help
   --with-target-subdir=SUBDIR      Configuring with a cross compiler"
 ac_help="$ac_help
   --with-cross-host=HOST           Configuring with a cross compiler"
@@ -594,7 +598,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:598: checking host system type" >&5
+echo "configure:602: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -615,7 +619,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:619: checking target system type" >&5
+echo "configure:623: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -633,7 +637,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:637: checking build system type" >&5
+echo "configure:641: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -668,7 +672,7 @@ test "$host_alias" != "$target_alias" &&
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:672: checking for a BSD compatible install" >&5
+echo "configure:676: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -721,7 +725,7 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:725: checking whether build environment is sane" >&5
+echo "configure:729: checking whether build environment is sane" >&5
 # Just in case
 sleep 1
 echo timestamp > conftestfile
@@ -778,7 +782,7 @@ test "$program_suffix" != NONE &&
 test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:782: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:786: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -811,12 +815,12 @@ else
 fi
 
 echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6
-echo "configure:815: checking for Cygwin environment" >&5
+echo "configure:819: checking for Cygwin environment" >&5
 if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 820 "configure"
+#line 824 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -827,7 +831,7 @@ int main() {
 return __CYGWIN__;
 ; return 0; }
 EOF
-if { (eval echo configure:831: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_cygwin=yes
 else
@@ -844,19 +848,19 @@ echo "$ac_t""$ac_cv_cygwin" 1>&6
 CYGWIN=
 test "$ac_cv_cygwin" = yes && CYGWIN=yes
 echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6
-echo "configure:848: checking for mingw32 environment" >&5
+echo "configure:852: checking for mingw32 environment" >&5
 if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 853 "configure"
+#line 857 "configure"
 #include "confdefs.h"
 
 int main() {
 return __MINGW32__;
 ; return 0; }
 EOF
-if { (eval echo configure:860: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:864: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_mingw32=yes
 else
@@ -904,7 +908,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:908: checking host system type" >&5
+echo "configure:912: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -938,7 +942,7 @@ fi
 
 missing_dir=`cd $ac_aux_dir && pwd`
 echo $ac_n "checking for working aclocal""... $ac_c" 1>&6
-echo "configure:942: checking for working aclocal" >&5
+echo "configure:946: checking for working aclocal" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -951,7 +955,7 @@ else
 fi
 
 echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:955: checking for working autoconf" >&5
+echo "configure:959: checking for working autoconf" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -964,7 +968,7 @@ else
 fi
 
 echo $ac_n "checking for working automake""... $ac_c" 1>&6
-echo "configure:968: checking for working automake" >&5
+echo "configure:972: checking for working automake" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -977,7 +981,7 @@ else
 fi
 
 echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:981: checking for working autoheader" >&5
+echo "configure:985: checking for working autoheader" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -990,7 +994,7 @@ else
 fi
 
 echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:994: checking for working makeinfo" >&5
+echo "configure:998: checking for working makeinfo" >&5
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
 # Redirect stdin to placate older versions of autoconf.  Sigh.
@@ -1015,7 +1019,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1019: checking for $ac_word" >&5
+echo "configure:1023: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1045,7 +1049,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1049: checking for $ac_word" >&5
+echo "configure:1053: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1094,7 +1098,7 @@ fi
 fi
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1098: checking whether we are using GNU C" >&5
+echo "configure:1102: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1103,7 +1107,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1107: \"$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 configure:1111: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1118,7 +1122,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1122: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1126: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1154,7 +1158,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1158: checking for $ac_word" >&5
+echo "configure:1162: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1187,7 +1191,7 @@ test -n "$CXX" || CXX="gcc"
 test -z "$CXX" && { echo "configure: error: no acceptable c++ found in \$PATH" 1>&2; exit 1; }
 
 echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
-echo "configure:1191: checking whether we are using GNU C++" >&5
+echo "configure:1195: checking whether we are using GNU C++" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1196,7 +1200,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1200: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1204: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gxx=yes
 else
   ac_cv_prog_gxx=no
@@ -1211,7 +1215,7 @@ if test $ac_cv_prog_gxx = yes; then
   ac_save_CXXFLAGS="$CXXFLAGS"
   CXXFLAGS=
   echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
-echo "configure:1215: checking whether ${CXX-g++} accepts -g" >&5
+echo "configure:1219: checking whether ${CXX-g++} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1244,7 +1248,7 @@ fi
 # NEWLIB_CONFIGURE, which doesn't work because that means that it will
 # be run before AC_CANONICAL_HOST.
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1248: checking build system type" >&5
+echo "configure:1252: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -1265,7 +1269,7 @@ echo "$ac_t""$build" 1>&6
 # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1269: checking for $ac_word" >&5
+echo "configure:1273: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1297,7 +1301,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1301: checking for $ac_word" >&5
+echo "configure:1305: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1329,7 +1333,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1333: checking for $ac_word" >&5
+echo "configure:1337: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1361,7 +1365,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1365: checking for $ac_word" >&5
+echo "configure:1369: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1406,7 +1410,7 @@ fi
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1410: checking for a BSD compatible install" >&5
+echo "configure:1414: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1460,7 +1464,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:1464: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:1468: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -1494,7 +1498,7 @@ if false; then
   
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1498: checking for executable suffix" >&5
+echo "configure:1502: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1504,7 +1508,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:1508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:1512: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj | *.ilk | *.pdb) ;;
@@ -1592,10 +1596,33 @@ else
   enable_static=yes
 fi
 
+# Check whether --enable-fast-install or --disable-fast-install was given.
+if test "${enable_fast_install+set}" = set; then
+  enableval="$enable_fast_install"
+  p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_fast_install=yes ;;
+no) enable_fast_install=no ;;
+*)
+  enable_fast_install=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_fast_install=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac
+else
+  enable_fast_install=yes
+fi
+
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1599: checking for $ac_word" >&5
+echo "configure:1626: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1625,7 +1652,7 @@ fi
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1629: checking for $ac_word" >&5
+echo "configure:1656: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1655,7 +1682,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1659: checking for $ac_word" >&5
+echo "configure:1686: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1706,7 +1733,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1710: checking for $ac_word" >&5
+echo "configure:1737: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1738,7 +1765,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1742: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1769: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -1749,12 +1776,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1753 "configure"
+#line 1780 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1785: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -1780,12 +1807,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1784: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1811: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1789: checking whether we are using GNU C" >&5
+echo "configure:1816: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1794,7 +1821,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1798: \"$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 configure:1825: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1813,7 +1840,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1817: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1844: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1852,18 +1879,23 @@ else
   with_gnu_ld=no
 fi
 
-
 ac_prog=ld
 if test "$ac_cv_prog_gcc" = yes; then
   # Check if gcc -print-prog-name=ld gives a path.
   echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6
-echo "configure:1861: checking for ld used by GCC" >&5
+echo "configure:1887: checking for ld used by GCC" >&5
   ac_prog=`($CC -print-prog-name=ld) 2>&5`
   case "$ac_prog" in
-  # Accept absolute paths.
-  /* | [A-Za-z]:\\*)
-    test -z "$LD" && LD="$ac_prog"
-    ;;
+    # Accept absolute paths.
+    /* | [A-Za-z]:[\\/]*)
+      re_direlt='/[^/][^/]*/\.\./'
+      # 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%/%"`
+      done
+      test -z "$LD" && LD="$ac_prog"
+      ;;
   "")
     # If it fails, then pretend we aren't using GCC.
     ac_prog=ld
@@ -1875,10 +1907,10 @@ echo "configure:1861: checking for ld used by GCC" >&5
   esac
 elif test "$with_gnu_ld" = yes; then
   echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1879: checking for GNU ld" >&5
+echo "configure:1911: checking for GNU ld" >&5
 else
   echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1882: checking for non-GNU ld" >&5
+echo "configure:1914: checking for non-GNU ld" >&5
 fi
 if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1895,7 +1927,7 @@ else
       if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
 	test "$with_gnu_ld" != no && break
       else
-        test "$with_gnu_ld" != yes && break
+	test "$with_gnu_ld" != yes && break
       fi
     fi
   done
@@ -1914,7 +1946,7 @@ fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 
 echo $ac_n "checking if the linker ($LD) is GNU ld""... $ac_c" 1>&6
-echo "configure:1918: checking if the linker ($LD) is GNU ld" >&5
+echo "configure:1950: checking if the linker ($LD) is GNU ld" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1930,7 +1962,7 @@ echo "$ac_t""$ac_cv_prog_gnu_ld" 1>&6
 
 
 echo $ac_n "checking for BSD-compatible nm""... $ac_c" 1>&6
-echo "configure:1934: checking for BSD-compatible nm" >&5
+echo "configure:1966: checking for BSD-compatible nm" >&5
 if eval "test \"`echo '$''{'ac_cv_path_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1939,20 +1971,22 @@ else
   ac_cv_path_NM="$NM"
 else
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
-  for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
+  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
     test -z "$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
-        ac_cv_path_NM="$ac_dir/nm -B"
+	ac_cv_path_NM="$ac_dir/nm -B"
+	break
       elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
-        ac_cv_path_NM="$ac_dir/nm -p"
+	ac_cv_path_NM="$ac_dir/nm -p"
+	break
       else
-        ac_cv_path_NM="$ac_dir/nm"
+	ac_cv_path_NM=${ac_cv_path_NM="$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="$ac_save_ifs"
@@ -1964,8 +1998,212 @@ NM="$ac_cv_path_NM"
 echo "$ac_t""$NM" 1>&6
 
 
+# Check for command to grab the raw symbol name followed by C symbol from nm.
+echo $ac_n "checking command to parse $NM output""... $ac_c" 1>&6
+echo "configure:2004: checking command to parse $NM output" >&5
+if eval "test \"`echo '$''{'ac_cv_sys_global_symbol_pipe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  # These are sane defaults that work on at least a few old systems.
+# {They come from Ultrix.  What could be older than Ultrix?!! ;)}
+
+# Character class describing NM global symbol codes.
+ac_symcode='[BCDEGRST]'
+
+# Regexp to match symbols that can be accessed directly from C.
+ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
+
+# Transform the above into a raw symbol and a C symbol.
+ac_symxfrm='\1 \2\3 \3'
+
+# Transform an extracted symbol line into a proper C declaration
+ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
+
+# Define system-specific variables.
+case "$host_os" in
+aix*)
+  ac_symcode='[BCDT]'
+  ;;
+cygwin* | mingw*)
+  ac_symcode='[ABCDGISTW]'
+  ;;
+hpux*)
+  ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
+  ;;
+irix*)
+  ac_symcode='[BCDEGRST]'
+  ;;
+solaris*)
+  ac_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
+  ac_symcode='[ABCDGISTW]'
+fi
+
+# Try without a prefix undercore, then with it.
+for ac_symprfx in "" "_"; do
+
+  ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.* 	\($ac_symcode\) 	 	*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'"
+
+  # Check to see that the pipe works correctly.
+  ac_pipe_works=no
+  rm -f conftest.$ac_ext
+  cat > conftest.$ac_ext <<EOF
+#ifdef __cplusplus
+extern "C" {
+#endif
+char nm_test_var;
+void nm_test_func(){}
+#ifdef __cplusplus
+}
+#endif
+int main(){nm_test_var='a';nm_test_func;return 0;}
+EOF
+
+  if { (eval echo configure:2067: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+    # Now try to grab the symbols.
+    ac_nlist=conftest.nm
+  
+    if { (eval echo configure:2071: \"$NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist\") 1>&5; (eval $NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) 2>&5; } && test -s "$ac_nlist"; then
+
+      # Try sorting and uniquifying the output.
+      if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
+	mv -f "$ac_nlist"T "$ac_nlist"
+      else
+	rm -f "$ac_nlist"T
+      fi
+
+      # Make sure that we snagged all the symbols we need.
+      if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
+	if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
+	  cat <<EOF > conftest.c
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+EOF
+	  # Now generate the symbol file.
+	  eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c'
+
+	  cat <<EOF >> conftest.c
+#if defined (__STDC__) && __STDC__
+# define lt_ptr_t void *
+#else
+# define lt_ptr_t char *
+# define const
+#endif
+
+/* The mapping between symbol names and symbols. */
+const struct {
+  const char *name;
+  lt_ptr_t address;
+}
+lt_preloaded_symbols[] =
+{
+EOF
+	sed 's/^. \(.*\) \(.*\)$/  {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
+	cat <<\EOF >> conftest.c
+  {0, (lt_ptr_t) 0}
+};
+
+#ifdef __cplusplus
+}
+#endif
+EOF
+	  # Now try linking the two files.
+	  mv conftest.$ac_objext conftestm.$ac_objext
+	  ac_save_LIBS="$LIBS"
+	  ac_save_CFLAGS="$CFLAGS"
+	  LIBS="conftestm.$ac_objext"
+	  CFLAGS="$CFLAGS$no_builtin_flag"
+	  if { (eval echo configure:2123: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+	    ac_pipe_works=yes
+	  else
+	    echo "configure: failed program was:" >&5
+	    cat conftest.c >&5
+	  fi
+	  LIBS="$ac_save_LIBS"
+	  CFLAGS="$ac_save_CFLAGS"
+	else
+	  echo "cannot find nm_test_func in $ac_nlist" >&5
+	fi
+      else
+	echo "cannot find nm_test_var in $ac_nlist" >&5
+      fi
+    else
+      echo "cannot run $ac_cv_sys_global_symbol_pipe" >&5
+    fi
+  else
+    echo "$progname: failed program was:" >&5
+    cat conftest.c >&5
+  fi
+  rm -rf conftest*
+
+  # Do not use the global_symbol_pipe unless it works.
+  if test "$ac_pipe_works" = yes; then
+    if test x"$ac_symprfx" = x"_"; then
+      ac_cv_sys_symbol_underscore=yes
+    else
+      ac_cv_sys_symbol_underscore=no
+    fi
+    break
+  else
+    ac_cv_sys_global_symbol_pipe=
+  fi
+done
+
+fi
+
+
+ac_result=yes
+if test -z "$ac_cv_sys_global_symbol_pipe"; then
+   ac_result=no
+fi
+echo "$ac_t""$ac_result" 1>&6
+
+echo $ac_n "checking for _ prefix in compiled symbols""... $ac_c" 1>&6
+echo "configure:2169: checking for _ prefix in compiled symbols" >&5
+if eval "test \"`echo '$''{'ac_cv_sys_symbol_underscore'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_cv_sys_symbol_underscore=no
+cat > conftest.$ac_ext <<EOF
+void nm_test_func(){}
+int main(){nm_test_func;return 0;}
+EOF
+if { (eval echo configure:2178: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  # Now try to grab the symbols.
+  ac_nlist=conftest.nm
+  if { (eval echo configure:2181: \"$NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist\") 1>&5; (eval $NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) 2>&5; } && test -s "$ac_nlist"; then
+    # See whether the symbols have a leading underscore.
+    if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
+      ac_cv_sys_symbol_underscore=yes
+    else
+      if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
+	:
+      else
+	echo "configure: cannot find nm_test_func in $ac_nlist" >&5
+      fi
+    fi
+  else
+    echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&5
+  fi
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.c >&5
+fi
+rm -rf conftest*
+
+fi
+
+echo "$ac_t""$ac_cv_sys_symbol_underscore" 1>&6
+USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no}
+
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1969: checking whether ln -s works" >&5
+echo "configure:2207: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1985,13 +2223,13 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
-# Always use our own libtool.
-LIBTOOL='$(SHELL) $(top_builddir)/libtool'
 
 # Check for any special flags to pass to ltconfig.
-libtool_flags=
+libtool_flags="--cache-file=$cache_file"
 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
+test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
+test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen"
 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
@@ -2001,8 +2239,8 @@ test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
 case "$host" in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2005 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2006: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2243 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2244: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -2020,14 +2258,45 @@ case "$host" in
 
 *-*-sco3.2v5*)
   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
+  echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
+echo "configure:2265: checking whether the C compiler needs -belf" >&5
+if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2270 "configure"
+#include "confdefs.h"
+
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:2277: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  lt_cv_cc_needs_belf=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  lt_cv_cc_needs_belf=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
+  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+    CFLAGS="$SAVE_CFLAGS"
+  fi
   ;;
 
-*-*-cygwin32*)
+*-*-cygwin*)
   # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2031: checking for $ac_word" >&5
+echo "configure:2300: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2059,7 +2328,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2063: checking for $ac_word" >&5
+echo "configure:2332: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2094,7 +2363,7 @@ fi
 # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2098: checking for $ac_word" >&5
+echo "configure:2367: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2126,7 +2395,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2130: checking for $ac_word" >&5
+echo "configure:2399: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2163,6 +2432,71 @@ fi
 
 esac
 
+# enable the --disable-libtool-lock switch
+
+# Check whether --enable-libtool-lock or --disable-libtool-lock was given.
+if test "${enable_libtool_lock+set}" = set; then
+  enableval="$enable_libtool_lock"
+  need_locks=$enableval
+else
+  need_locks=yes
+fi
+
+
+if test x"$need_locks" = xno; then
+  libtool_flags="$libtool_flags --disable-lock"
+fi
+
+
+# Save cache, so that ltconfig can load it
+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 $cache_file"
+  fi
+fi
+rm -f confcache
+
+
 # Actually configure libtool.  ac_aux_dir is where install-sh is found.
 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
 LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
@@ -2171,6 +2505,22 @@ ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
 || { echo "configure: error: libtool configure failed" 1>&2; exit 1; }
 
+# Reload cache, that may have been modified by ltconfig
+if test -r "$cache_file"; then
+  echo "loading cache $cache_file"
+  . $cache_file
+else
+  echo "creating cache $cache_file"
+  > $cache_file
+fi
+
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+
 # Redirect the config.log output again, so that the ltconfig log is not
 # clobbered by the next message.
 exec 5>>./config.log
@@ -2190,7 +2540,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:2194: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:2544: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -2219,7 +2569,7 @@ if test "x" = "y"; then
    
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:2223: checking for executable suffix" >&5
+echo "configure:2573: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2229,7 +2579,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:2233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:2583: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj | *.ilk | *.pdb) ;;
@@ -2252,7 +2602,7 @@ ac_exeext=$EXEEXT
 fi
 
 echo $ac_n "checking for threads package to use""... $ac_c" 1>&6
-echo "configure:2256: checking for threads package to use" >&5
+echo "configure:2606: checking for threads package to use" >&5
 # Check whether --enable-threads or --disable-threads was given.
 if test "${enable_threads+set}" = set; then
   enableval="$enable_threads"
@@ -2388,7 +2738,7 @@ esac
 
 machdep=
 case "$host" in
- alpha-*-*)
+ alpha*-*-*)
     machdep="alpha_mach_dep.lo"
     ;;
  mips-*-*)
@@ -2667,9 +3017,10 @@ s%@EXEEXT@%$EXEEXT%g
 s%@BOEHM_GC_CFLAGS@%$BOEHM_GC_CFLAGS%g
 s%@LD@%$LD%g
 s%@NM@%$NM%g
+s%@USE_SYMBOL_UNDERSCORE@%$USE_SYMBOL_UNDERSCORE%g
 s%@LN_S@%$LN_S%g
-s%@LIBTOOL@%$LIBTOOL%g
 s%@DLLTOOL@%$DLLTOOL%g
+s%@LIBTOOL@%$LIBTOOL%g
 s%@target_all@%$target_all%g
 s%@INCLUDES@%$INCLUDES%g
 s%@CXXINCLUDES@%$CXXINCLUDES%g
diff --git a/boehm-gc/configure.in b/boehm-gc/configure.in
index 0332b3d..f94c437 100644
--- a/boehm-gc/configure.in
+++ b/boehm-gc/configure.in
@@ -134,7 +134,7 @@ AC_SUBST(CXXINCLUDES)
 
 machdep=
 case "$host" in
- alpha-*-*)
+ alpha*-*-*)
     machdep="alpha_mach_dep.lo"
     ;;
  mips-*-*)
-- 
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