* aclocal.m4, configure: Rebuilt for new libtool.

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/libgcj-2_95-branch@28435 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 105 insertions, 648 deletions

diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog
index 2ccca07f5fa..04d303f504a 100644
--- a/boehm-gc/ChangeLog
+++ b/boehm-gc/ChangeLog
@@ -1,3 +1,7 @@
+1999-08-02  Tom Tromey  <tromey@cygnus.com>
+
+	* aclocal.m4, configure: Rebuilt for new libtool.
+
 1999-07-31  Alexandre Oliva  <oliva@dcc.unicamp.br>
 
 	* mips_sgi_mach_dep.s: Enable PIC option.
diff --git a/boehm-gc/Makefile.in b/boehm-gc/Makefile.in
index 70ecbc45d96..82dfeb4a079 100644
--- a/boehm-gc/Makefile.in
+++ b/boehm-gc/Makefile.in
@@ -81,9 +81,9 @@ MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MY_CFLAGS = @MY_CFLAGS@
 NM = @NM@
+OBJDUMP = @OBJDUMP@
 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 000a3260183..e2becad5393 100644
--- a/boehm-gc/aclocal.m4
+++ b/boehm-gc/aclocal.m4
@@ -290,7 +290,7 @@ else
 fi])
 
 
-# serial 35 AC_PROG_LIBTOOL
+# serial 40 AC_PROG_LIBTOOL
 AC_DEFUN(AC_PROG_LIBTOOL,
 [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
 
@@ -299,8 +299,9 @@ 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="$AS" \
+LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
+LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
+DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
 ${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])
@@ -331,8 +332,6 @@ AC_REQUIRE([AC_PROG_RANLIB])dnl
 AC_REQUIRE([AC_PROG_CC])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
 
@@ -341,10 +340,16 @@ 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="$libtool_flags --with-gnu-ld"
+ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
+[libtool_flags="$libtool_flags --enable-dlopen"])
+ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
+[libtool_flags="$libtool_flags --enable-win32-dll"])
+AC_ARG_ENABLE(libtool-lock,
+  [  --disable-libtool-lock  avoid locking (might break parallel builds)])
+test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
+test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
 
 # Some flags need to be propagated to the compiler or linker for good
 # libtool support.
@@ -380,33 +385,28 @@ case "$host" in
   fi
   ;;
 
-*-*-cygwin*)
-  AC_SYS_LIBTOOL_CYGWIN
+ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
+[*-*-cygwin* | *-*-mingw*)
+  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
+  AC_CHECK_TOOL(AS, as, false)
+  AC_CHECK_TOOL(OBJDUMP, objdump, false)
   ;;
-
+])
 esac
-
-# enable the --disable-libtool-lock switch
-
-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
 ])
 
-# AC_LIBTOOL_DLOPEN - check for dlopen support
-AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes])
+# AC_LIBTOOL_DLOPEN - enable checks for dlopen support
+AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
+
+# AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
+AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
 
 # 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(AC_ENABLE_SHARED,
-[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_DEFUN(AC_ENABLE_SHARED, [dnl
+define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
 AC_ARG_ENABLE(shared,
 changequote(<<, >>)dnl
 <<  --enable-shared[=PKGS]  build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
@@ -431,15 +431,15 @@ enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
 ])
 
 # AC_DISABLE_SHARED - set the default shared flag to --disable-shared
-AC_DEFUN(AC_DISABLE_SHARED,
-[AC_ENABLE_SHARED(no)])
+AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_SHARED(no)])
 
 # 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(AC_ENABLE_STATIC,
-[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_DEFUN(AC_ENABLE_STATIC, [dnl
+define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
 AC_ARG_ENABLE(static,
 changequote(<<, >>)dnl
 <<  --enable-static[=PKGS]  build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
@@ -464,16 +464,16 @@ 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)])
+AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_STATIC(no)])
 
 
 # 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_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
+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],
@@ -498,9 +498,8 @@ 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_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_FAST_INSTALL(no)])
 
 # AC_PROG_LD - find the path to the GNU or non-GNU linker
 AC_DEFUN(AC_PROG_LD,
@@ -518,7 +517,7 @@ if test "$ac_cv_prog_gcc" = yes; then
   case "$ac_prog" in
     # Accept absolute paths.
 changequote(,)dnl
-    /* | [A-Za-z]:[\\/]*)
+    [\\/]* | [A-Za-z]:[\\/]*)
       re_direlt='/[^/][^/]*/\.\./'
 changequote([,])dnl
       # Canonicalize the path of ld
@@ -544,10 +543,10 @@ else
 fi
 AC_CACHE_VAL(ac_cv_path_LD,
 [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
+    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
       ac_cv_path_LD="$ac_dir/$ac_prog"
       # Check to see if the program is GNU ld.  I'd rather use --version,
       # but apparently some GNU ld's only accept -v.
@@ -592,10 +591,10 @@ AC_CACHE_VAL(ac_cv_path_NM,
   # Let the user override the test.
   ac_cv_path_NM="$NM"
 else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
   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
+    if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; 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
@@ -619,227 +618,22 @@ AC_MSG_RESULT([$NM])
 AC_SUBST(NM)
 ])
 
-# 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_CHECK_LIBM - check for math library
+AC_DEFUN(AC_CHECK_LIBM,
 [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/^. .* \(.*\)$/extern char \1;/p'"
+LIBM=
+case "$host" in
+*-*-beos* | *-*-cygwin*)
+  # These system don't have libm
   ;;
-irix*)
-  ac_symcode='[BCDEGRST]'
+*-ncr-sysv4.3*)
+  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
+  AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
   ;;
-solaris*)
-  ac_symcode='[BDT]'
+*)
+  AC_CHECK_LIB(m, main, LIBM="-lm")
   ;;
 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
@@ -850,13 +644,14 @@ AC_CHECK_LIB(m, cos)
 # '${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, [
+AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
   case "$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
+  INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
 ])
 
 # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
@@ -868,16 +663,23 @@ AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
 # 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
+AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+  AC_CHECK_LIB(ltdl, main,
+  [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
+  [if test x"$enable_ltdl_install" = xno; then
+     AC_MSG_WARN([libltdl not installed, but installation disabled])
+   else
+     enable_ltdl_install=yes
+   fi
   ])
-  if test x"$enable_ltdl_install" != x"no"; then
+  if test x"$enable_ltdl_install" = x"yes"; then
+    ac_configure_args="$ac_configure_args --enable-ltdl-install"
     LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
+    INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
+  else
+    ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
+    LIBLTDL="-lltdl"
+    INCLTDL=
   fi
 ])
 
@@ -889,7 +691,7 @@ 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
+
+dnl This is just to silence aclocal about the macro not being used
+ifelse([AC_DISABLE_FAST_INSTALL])dnl
 
diff --git a/boehm-gc/configure b/boehm-gc/configure
index e75e17b3462..faebc05a081 100755
--- a/boehm-gc/configure
+++ b/boehm-gc/configure
@@ -25,7 +25,7 @@ ac_help="$ac_help
 ac_help="$ac_help
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]"
 ac_help="$ac_help
-  --disable-libtool-lock  force libtool not to do file locking"
+  --disable-libtool-lock  avoid locking (might break parallel builds)"
 ac_help="$ac_help
   --with-target-subdir=SUBDIR      Configuring with a cross compiler"
 ac_help="$ac_help
@@ -1887,7 +1887,7 @@ echo "configure:1887: checking for ld used by GCC" >&5
   ac_prog=`($CC -print-prog-name=ld) 2>&5`
   case "$ac_prog" in
     # Accept absolute paths.
-    /* | [A-Za-z]:[\\/]*)
+    [\\/]* | [A-Za-z]:[\\/]*)
       re_direlt='/[^/][^/]*/\.\./'
       # Canonicalize the path of ld
       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
@@ -1916,10 +1916,10 @@ if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test -z "$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
+    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
       ac_cv_path_LD="$ac_dir/$ac_prog"
       # Check to see if the program is GNU ld.  I'd rather use --version,
       # but apparently some GNU ld's only accept -v.
@@ -1970,10 +1970,10 @@ else
   # Let the user override the test.
   ac_cv_path_NM="$NM"
 else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
   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
+    if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; 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
@@ -1998,212 +1998,8 @@ 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""... $ac_c" 1>&6
-echo "configure:2207: checking whether ln -s works" >&5
+echo "configure:2003: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2229,18 +2025,26 @@ libtool_flags="--cache-file=$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"
 
+
+# Check whether --enable-libtool-lock or --disable-libtool-lock was given.
+if test "${enable_libtool_lock+set}" = set; then
+  enableval="$enable_libtool_lock"
+  :
+fi
+
+test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
+test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
+
 # Some flags need to be propagated to the compiler or linker for good
 # libtool support.
 case "$host" in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 2243 "configure"' > conftest.$ac_ext
-  if { (eval echo configure:2244: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  echo '#line 2047 "configure"' > conftest.$ac_ext
+  if { (eval echo configure:2048: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
     case "`/usr/bin/file conftest.o`" in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -2261,19 +2065,19 @@ case "$host" in
   SAVE_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS -belf"
   echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:2265: checking whether the C compiler needs -belf" >&5
+echo "configure:2069: checking whether the C compiler needs -belf" >&5
 if eval "test \"`echo '$''{'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"
+#line 2074 "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
+if { (eval echo configure:2081: \"$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
@@ -2292,161 +2096,9 @@ echo "$ac_t""$lt_cv_cc_needs_belf" 1>&6
   fi
   ;;
 
-*-*-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:2300: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$DLLTOOL"; then
-  ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_DLLTOOL="${ac_tool_prefix}dlltool"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-fi
-fi
-DLLTOOL="$ac_cv_prog_DLLTOOL"
-if test -n "$DLLTOOL"; then
-  echo "$ac_t""$DLLTOOL" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-
-if test -z "$ac_cv_prog_DLLTOOL"; then
-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:2332: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$DLLTOOL"; then
-  ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_DLLTOOL="dlltool"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_DLLTOOL" && ac_cv_prog_DLLTOOL="false"
-fi
-fi
-DLLTOOL="$ac_cv_prog_DLLTOOL"
-if test -n "$DLLTOOL"; then
-  echo "$ac_t""$DLLTOOL" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-else
-  DLLTOOL="false"
-fi
-fi
-
-# Extract the first word of "${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:2367: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$AS"; then
-  ac_cv_prog_AS="$AS" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_AS="${ac_tool_prefix}as"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-fi
-fi
-AS="$ac_cv_prog_AS"
-if test -n "$AS"; then
-  echo "$ac_t""$AS" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-
-if test -z "$ac_cv_prog_AS"; then
-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:2399: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test -n "$AS"; then
-  ac_cv_prog_AS="$AS" # Let the user override the test.
-else
-  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
-  ac_dummy="$PATH"
-  for ac_dir in $ac_dummy; do
-    test -z "$ac_dir" && ac_dir=.
-    if test -f $ac_dir/$ac_word; then
-      ac_cv_prog_AS="as"
-      break
-    fi
-  done
-  IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_AS" && ac_cv_prog_AS="false"
-fi
-fi
-AS="$ac_cv_prog_AS"
-if test -n "$AS"; then
-  echo "$ac_t""$AS" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
-else
-  AS="false"
-fi
-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
@@ -2499,8 +2151,9 @@ 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="$LN_S" \
-DLLTOOL="$DLLTOOL" AS="$AS" \
+LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
+LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
+DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
 ${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; }
@@ -2540,7 +2193,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:2544: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:2197: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -2569,7 +2222,7 @@ if test "x" = "y"; then
    
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:2573: checking for executable suffix" >&5
+echo "configure:2226: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2579,7 +2232,7 @@ else
   rm -f conftest*
   echo 'int main () { return 0; }' > conftest.$ac_ext
   ac_cv_exeext=
-  if { (eval echo configure:2583: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  if { (eval echo configure:2236: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
     for file in conftest.*; do
       case $file in
       *.c | *.o | *.obj | *.ilk | *.pdb) ;;
@@ -2602,7 +2255,7 @@ ac_exeext=$EXEEXT
 fi
 
 echo $ac_n "checking for threads package to use""... $ac_c" 1>&6
-echo "configure:2606: checking for threads package to use" >&5
+echo "configure:2259: checking for threads package to use" >&5
 # Check whether --enable-threads or --disable-threads was given.
 if test "${enable_threads+set}" = set; then
   enableval="$enable_threads"
@@ -3027,9 +2680,7 @@ s%@EXEEXT@%$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@%$LN_S%g
-s%@DLLTOOL@%$DLLTOOL%g
 s%@LIBTOOL@%$LIBTOOL%g
 s%@target_all@%$target_all%g
 s%@INCLUDES@%$INCLUDES%g