[csw-devel] SF.net SVN: gar:[19087] csw/mgar/pkg/screen/trunk

chninkel at users.sourceforge.net chninkel at users.sourceforge.net
Fri Aug 24 21:09:20 CEST 2012


Revision: 19087
          http://gar.svn.sourceforge.net/gar/?rev=19087&view=rev
Author:   chninkel
Date:     2012-08-24 19:09:20 +0000 (Fri, 24 Aug 2012)
Log Message:
-----------
screen/trunk: enabled symbols direct binding + setenv prototype fix

Modified Paths:
--------------
    csw/mgar/pkg/screen/trunk/Makefile
    csw/mgar/pkg/screen/trunk/files/changelog.CSW

Added Paths:
-----------
    csw/mgar/pkg/screen/trunk/files/0004-solaris10-has-linux-like-setenv.patch

Modified: csw/mgar/pkg/screen/trunk/Makefile
===================================================================
--- csw/mgar/pkg/screen/trunk/Makefile	2012-08-24 18:46:05 UTC (rev 19086)
+++ csw/mgar/pkg/screen/trunk/Makefile	2012-08-24 19:09:20 UTC (rev 19087)
@@ -30,6 +30,9 @@
 PACKAGES = CSWscreen 
 
 
+PACKAGING_PLATFORMS = solaris10-sparc solaris10-i386
+
+
 # Stub package that allow us to rename transparently the package
 # from CSWscrn to CSWscreen
 # We also include the postinstall code to migrate screen session from
@@ -68,6 +71,10 @@
 # opencsw policy
 PATCHFILES += opencsw_paths.patch
 
+# The wrong setenv prototype is used by default, this patch
+# fixes the problem
+PATCHFILES += 0004-solaris10-has-linux-like-setenv.patch
+
 CONFIGURE_ARGS  = $(DIRPATHS)
 CONFIGURE_ARGS += --enable-pam
 CONFIGURE_ARGS += --enable-telnet
@@ -75,6 +82,8 @@
 CONFIGURE_ARGS += --with-sys-screenrc=/etc$(prefix)/screenrc
 CONFIGURE_ARGS += --with-socket-dir=/var$(prefix)/run/screen
 
+EXTRA_LDFLAGS = -z ignore -Bdirect
+
 include gar/category.mk
 
 # we must recreate configure as we modified configure.in

Added: csw/mgar/pkg/screen/trunk/files/0004-solaris10-has-linux-like-setenv.patch
===================================================================
--- csw/mgar/pkg/screen/trunk/files/0004-solaris10-has-linux-like-setenv.patch	                        (rev 0)
+++ csw/mgar/pkg/screen/trunk/files/0004-solaris10-has-linux-like-setenv.patch	2012-08-24 19:09:20 UTC (rev 19087)
@@ -0,0 +1,12484 @@
+From d8e0acd341275bfc830fe5135fd91325b166bf19 Mon Sep 17 00:00:00 2001
+From: Yann Rouillard <yann at pleiades.fr.eu.org>
+Date: Mon, 13 Aug 2012 19:59:55 +0200
+Subject: [PATCH] solaris10 has linux-like setenv
+
+---
+ Makefile  |  330 ++-
+ configure | 9543 ++++++++++++++++++++++++++-----------------------------------
+ misc.c    |    2 +-
+ 3 files changed, 4431 insertions(+), 5444 deletions(-)
+
+diff --git a/Makefile b/Makefile
+index 06b972a..595dce6 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,3 +1,331 @@
+-install all Makefiles and config:
++#
++# Makefile template for screen 
++#
++# See machine dependant config.h for more configuration options.
++#
++
++srcdir = .
++
++
++DESTDIR = 
++
++# Where to install screen.
++
++prefix = /opt/csw
++exec_prefix = /opt/csw
++
++# don't forget to change mandir and infodir in doc/Makefile.
++bindir  = $(exec_prefix)/bin
++
++VERSION = 4.0.3
++SCREEN = screen-$(VERSION)
++
++ETCSCREENRC = `sed < config.h -n -e '/define ETCSCREENRC/s/^.*"\([^"]*\)"/\1/p'`
++SCREENENCODINGS = `sed < config.h -n -e '/define SCREENENCODINGS/s/^.*"\([^"]*\)"/\1/p'`
++
++CC = /opt/SUNWspro/bin/cc
++CFLAGS = -xO3 -m32 -xarch=pentium_pro -xchip=pentium_pro
++CPPFLAGS = -I/opt/csw/include
++LDFLAGS = -m32 -xarch=pentium_pro -xchip=pentium_pro -L/opt/csw/lib
++LIBS = -lcurses  -lelf -lsocket -lnsl -lkstat -lcrypt -lpam
++
++CPP=/opt/SUNWspro/bin/cc -E
++CPP_DEPEND=$(CC) -MM
++
++INSTALL = /opt/csw/bin/ginstall -c
++INSTALL_PROGRAM = ${INSTALL}
++INSTALL_DATA = ${INSTALL} -m 644
++
++AWK = gawk
++
++### Chose some debug configuration options:
++# -DDEBUG
++#	Turn on really heavy debug output. This is written to 
++#	/tmp/debug/{SCREEN,screen}.<pid>. Look at these files and quote 
++#	questionable sections when sending bug-reports to the author.
++# -DDUMPSHADOW
++#	With shadow-pw screen would never dump core. Use this option if
++#	you still want to have a core. Use only for debugging.
++OPTIONS=
++#OPTIONS= -DDEBUG
++
++SHELL=/bin/sh
++
++CFILES=	screen.c ansi.c fileio.c mark.c misc.c resize.c socket.c \
++	search.c tty.c term.c window.c utmp.c loadav.c putenv.c help.c \
++	termcap.c input.c attacher.c pty.c process.c display.c comm.c \
++	kmapdef.c acls.c braille.c braille_tsi.c logfile.c layer.c \
++	sched.c teln.c nethack.c encoding.c
++OFILES=	screen.o ansi.o fileio.o mark.o misc.o resize.o socket.o \
++	search.o tty.o term.o window.o utmp.o loadav.o putenv.o help.o \
++	termcap.o input.o attacher.o pty.o process.o display.o comm.o \
++	kmapdef.o acls.o braille.o braille_tsi.o logfile.o layer.o \
++	sched.o teln.o nethack.o encoding.o
++
++all:	screen
++
++screen: $(OFILES)
++	$(CC) $(LDFLAGS) -o $@ $(OFILES) $(LIBS)
++
++.c.o:
++	$(CC) -c -I. -I$(srcdir) $(M_CFLAGS) $(DEFS) $(OPTIONS) $(CFLAGS) $<
++
++install_bin: .version screen
++	-if [ -f $(DESTDIR)$(bindir)/$(SCREEN) ] && [ ! -f $(DESTDIR)$(bindir)/$(SCREEN).old ]; \
++		then mv $(DESTDIR)$(bindir)/$(SCREEN) $(DESTDIR)$(bindir)/$(SCREEN).old; fi
++	$(INSTALL_PROGRAM) screen $(DESTDIR)$(bindir)/$(SCREEN)
++	-chown root $(DESTDIR)$(bindir)/$(SCREEN) && chmod 4755 $(DESTDIR)$(bindir)/$(SCREEN)
++# This doesn't work if $(bindir)/screen is a symlink
++	-if [ -f $(DESTDIR)$(bindir)/screen ] && [ ! -f $(DESTDIR)$(bindir)/screen.old ]; then mv $(DESTDIR)$(bindir)/screen $(DESTDIR)$(bindir)/screen.old; fi
++	rm -f $(DESTDIR)$(bindir)/screen
++	(cd $(DESTDIR)$(bindir) && ln -sf $(SCREEN) screen)
++	cp $(srcdir)/utf8encodings/?? $(DESTDIR)$(SCREENENCODINGS)
++
++###############################################################################
++install: installdirs install_bin
++	cd doc ; $(MAKE) install
++	-if [ -d /usr/lib/terminfo ]; then \
++		PATH="$$PATH:/usr/5bin" tic ${srcdir}/terminfo/screeninfo.src; \
++		chmod 644 /usr/lib/terminfo/s/screen*; \
++	fi
++# Better do this by hand. E.g. under RCS...
++#	cat ${srcdir}/terminfo/screencap >> /etc/termcap
++	@echo "termcap entry (${srcdir}/terminfo/screencap) should be installed manually."
++	@echo "You may also want to install $(srcdir)/etc/etcscreenrc in" $(ETCSCREENRC)
++
++installdirs:
++# Path leading to ETCSCREENRC and Socketdirectory not checked.
++	$(srcdir)/etc/mkinstalldirs $(DESTDIR)$(bindir) $(DESTDIR)$(SCREENENCODINGS)
++	cd doc ; $(MAKE) installdirs
++
++uninstall: .version
++	rm -f $(DESTDIR)$(bindir)/$(SCREEN)
++	rm -f $(DESTDIR)$(bindir)/screen
++	-mv $(DESTDIR)$(bindir)/screen.old $(DESTDIR)$(bindir)/screen
++	rm -f $(DESTDIR)$(ETCSCREENRC)
++	cd doc; $(MAKE) uninstall
++
++shadow:
++	mkdir shadow;
++	cd shadow; ln -s ../*.[ch] ../*.in ../*.sh ../configure ../doc ../terminfo ../etc .
++	rm -f shadow/term.h shadow/tty.c shadow/comm.h shadow/osdef.h
++	echo "install all Makefiles and config:" > shadow/Makefile
++	echo "	rm -f config.cache" >> shadow/Makefile
++	echo "	sh ./configure" >> shadow/Makefile
++	
++term.h: term.c term.sh
++	AWK=$(AWK) srcdir=$(srcdir) sh $(srcdir)/term.sh
++
++kmapdef.c: term.h
++
++tty.c:	tty.sh 
++	sh $(srcdir)/tty.sh tty.c
++
++comm.h: comm.c comm.sh config.h
++	AWK=$(AWK) CC="$(CC) $(CFLAGS)" srcdir=${srcdir} sh $(srcdir)/comm.sh
++
++osdef.h: osdef.sh config.h osdef.h.in
++	CPP="$(CPP) $(CPPFLAGS)" srcdir=${srcdir} sh $(srcdir)/osdef.sh
++
++docs:
++	cd doc; $(MAKE) dvi screen.info
++
++dvi info screen.info:
++	-cd doc; $(MAKE) $@
++
++mostlyclean:
++	rm -f $(OFILES) screen config.cache osdef0.c osdef1.sed osdef2.sed
++
++clean celan: mostlyclean
++	rm -f tty.c term.h comm.h osdef.h kmapdef.c core
++
++# Delete all files from the current directory that are created by 
++# configuring or building the program.
++# building of term.h/comm.h requires awk. Keep it in the distribution
++# we keep config.h, as this file knows where 'make dist' finds the ETCSCREENRC.
++#distclean:	mostlyclean
++#	rm -f $(SCREEN).tar $(SCREEN).tar.gz
++#	rm -f config.status Makefile
++#	rm -f osdef.h doc/Makefile
++
++maintainer-clean:
++	@echo "This command is not even intended for maintainers to use;"
++	@echo "it deletes files that may require special tools to rebuild."
++
++
++# Delete everything from the current directory that can be
++# reconstructed with this Makefile.
++realclean: .version mostlyclean
++	rm -f $(SCREEN).tar $(SCREEN).tar.gz
++	rm -f config.status Makefile doc/Makefile
++	rm -f tty.c term.h comm.h osdef.h kmapdef.c
++	rm -f config.h
++	echo "install all Makefiles and config:" > Makefile
++	echo "  sh ./configure" >> Makefile
++
++tags TAGS: $(CFILES)
++	-ctags    *.sh $(CFILES) *.h
++	-ctags -e *.sh $(CFILES) *.h
++
++dist: .version $(SCREEN).tar.gz
++
++$(SCREEN).tar: .version term.h comm.h tty.c kmapdef.c
++	-rm -rf dist
++	mkdir dist
++	mkdir dist/$(SCREEN)
++	ln acls.h ansi.h display.h extern.h logfile.h mark.h os.h \
++	   layer.h patchlevel.h screen.h window.h image.h \
++	   osdef.h.in term.sh tty.sh comm.sh osdef.sh braille.h \
++	   sched.h \
++	   $(CFILES) \
++	   ChangeLog COPYING INSTALL NEWS* TODO install.sh \
++	   dist/$(SCREEN)
++	cd dist/$(SCREEN); mv tty.c tty.c.dist
++	cd dist/$(SCREEN); mv kmapdef.c kmapdef.c.dist
++	ln configure.in configure dist/$(SCREEN)
++	sed -e 's@"/local/screens@"/tmp/screens@' -e 's@"/local@"/usr/local at g' < config.h.in > dist/$(SCREEN)/config.h.in
++	sed -e 's@[	 ]/local@ /usr/local at g' -e 's/^CFLAGS = -g/CFLAGS = -O/' < Makefile.in > dist/$(SCREEN)/Makefile.in
++	ln term.h dist/$(SCREEN)/term.h.dist
++	ln comm.h dist/$(SCREEN)/comm.h.dist
++	ln README dist/$(SCREEN)/README
++	mkdir dist/$(SCREEN)/terminfo
++	cd terminfo; ln 8bits README checktc.c screencap \
++	  screeninfo.src test.txt tetris.c \
++	  ../dist/$(SCREEN)/terminfo
++	mkdir dist/$(SCREEN)/etc
++	cd etc; ln * ../dist/$(SCREEN)/etc
++	mkdir dist/$(SCREEN)/utf8encodings
++	cd utf8encodings; ln * ../dist/$(SCREEN)/utf8encodings
++	# sed -e 's/^startup/#startup/' -e 's/^autodetach/#autodetach/' < $(ETCSCREENRC) > dist/$(SCREEN)/etc/etcscreenrc 
++	cp $(HOME)/.screenrc dist/$(SCREEN)/etc/screenrc
++	mkdir dist/$(SCREEN)/doc
++	sed -e 's@/local/emacs@/usr/local at g' < doc/Makefile.in > dist/$(SCREEN)/doc/Makefile.in
++	cd doc; ln FAQ README.DOTSCREEN screen.1 screen.texinfo fdpat.ps make.help window_to_display.ps \
++	  ../dist/$(SCREEN)/doc
++	cd doc; if test -f screen.info; then ln screen.info* \
++	   ../dist/$(SCREEN)/doc; fi
++	cd dist/$(SCREEN)/doc; ln -s ../install.sh .
++	cd dist/$(SCREEN); ln -s doc/FAQ .
++	echo "install all Makefiles and config:" > dist/$(SCREEN)/Makefile
++	echo "	rm -f config.cache" >> dist/$(SCREEN)/Makefile
++	echo "	sh ./configure"     >> dist/$(SCREEN)/Makefile
++	cd dist; tar cf ../$(SCREEN).tar $(SCREEN)
++	rm -rf dist
++
++$(SCREEN).tar.gz: $(SCREEN).tar
++	gzip -nf $(SCREEN).tar || gzip -f $(SCREEN).tar
++
++# Perform self-tests (if any).
++check:
++
++lint:
++	lint -I. $(CFILES)
++
++saber:
++	#load $(CFLAGS) screen.c ansi.c $(LIBS)
++
++config:
+ 	rm -f config.cache
+ 	sh ./configure
++
++
++###############################################################################
++
++.version:
++	@rev=`sed < $(srcdir)/patchlevel.h -n -e '/#define REV/s/#define REV  *//p'`; \
++	vers=`sed < $(srcdir)/patchlevel.h -n -e '/#define VERS/s/#define VERS  *//p'`; \
++	pat=`sed < $(srcdir)/patchlevel.h -n -e '/#define PATCHLEVEL/s/#define PATCHLEVEL  *//p'`; \
++	if [ "$${rev}.$${vers}.$${pat}" != "$(VERSION)" ]; then \
++	echo "This distribution is screen-$${rev}.$${vers}.$${pat}, but"; \
++	echo "the Makefile is from $(VERSION). Please update!"; exit 1; fi
++
++###############################################################################
++
++mdepend: $(CFILES) term.h
++	@rm -f DEPEND ; \
++	for i in ${CFILES} ; do \
++	  echo "$$i" ; \
++	  echo `echo "$$i" | sed -e 's/.c$$/.o/'`": $$i" `\
++            cc -E $$i |\
++            grep '^# .*"\./.*\.h"' |\
++            (sort -t'"' -u -k 2,2 2>/dev/null || sort -t'"' -u +1 -2) |\
++            sed -e 's/.*"\.\/\(.*\)".*/\1/'\
++          ` >> DEPEND ; \
++	done
++
++
++depend: depend.in
++	./config.status || ./configure
++	
++depend.in: $(CFILES) term.h
++	cp Makefile.in Makefile.in~
++	sed -e '/\#\#\# Dependencies/q' < Makefile.in > tmp_make
++	for i in $(CFILES); do echo $$i; $(CPP_DEPEND) $$i >> tmp_make; done 
++	mv tmp_make Makefile.in
++
++###############################################################################
++
++### Dependencies:
++screen.o: screen.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h braille.h \
++ patchlevel.h logfile.h extern.h
++ansi.o: ansi.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h braille.h extern.h \
++ logfile.h
++fileio.o: fileio.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++mark.o: mark.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h mark.h extern.h
++misc.o: misc.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++resize.o: resize.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++socket.o: socket.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++search.o: search.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h mark.h extern.h
++tty.o: tty.c config.h screen.h os.h osdef.h ansi.h acls.h comm.h \
++ layer.h term.h image.h display.h window.h extern.h
++term.o: term.c term.h
++window.o: window.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h logfile.h
++utmp.o: utmp.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++loadav.o: loadav.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++putenv.o: putenv.c config.h
++help.o: help.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++termcap.o: termcap.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++input.o: input.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++attacher.o: attacher.c config.h screen.h os.h osdef.h ansi.h \
++ acls.h comm.h layer.h term.h image.h display.h window.h extern.h
++pty.o: pty.c config.h screen.h os.h osdef.h ansi.h acls.h comm.h \
++ layer.h term.h image.h display.h window.h extern.h
++process.o: process.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h logfile.h
++display.o: display.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h braille.h
++comm.o: comm.c config.h acls.h comm.h
++kmapdef.o: kmapdef.c config.h
++acls.o: acls.c config.h screen.h os.h osdef.h ansi.h acls.h comm.h \
++ layer.h term.h image.h display.h window.h extern.h
++braille.o: braille.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h braille.h
++braille_tsi.o: braille_tsi.c config.h screen.h os.h osdef.h ansi.h \
++ acls.h comm.h layer.h term.h image.h display.h window.h extern.h \
++ braille.h
++logfile.o: logfile.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h logfile.h
++layer.o: layer.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++sched.o: sched.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h logfile.h
++teln.o: teln.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++nethack.o: nethack.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
++encoding.o: encoding.c config.h screen.h os.h osdef.h ansi.h acls.h \
++ comm.h layer.h term.h image.h display.h window.h extern.h
+diff --git a/configure b/configure
+index 75675fc..d395c59 100755
+--- a/configure
++++ b/configure
+@@ -1,82 +1,460 @@
+ #! /bin/sh
+ # From configure.in Revision: 1.18 .
+ # Guess values for system-dependent variables and create Makefiles.
+-# Generated by GNU Autoconf 2.57.
++# Generated by GNU Autoconf 2.69.
++#
++#
++# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
++#
+ #
+-# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
+-# Free Software Foundation, Inc.
+ # This configure script is free software; the Free Software Foundation
+ # gives unlimited permission to copy, distribute and modify it.
+-## --------------------- ##
+-## M4sh Initialization.  ##
+-## --------------------- ##
++## -------------------- ##
++## M4sh Initialization. ##
++## -------------------- ##
+ 
+-# Be Bourne compatible
+-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
++# Be more Bourne compatible
++DUALCASE=1; export DUALCASE # for MKS sh
++if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+   emulate sh
+   NULLCMD=:
+-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
++  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+   # is contrary to our usage.  Disable this feature.
+   alias -g '${1+"$@"}'='"$@"'
+-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+-  set -o posix
++  setopt NO_GLOB_SUBST
++else
++  case `(set -o) 2>/dev/null` in #(
++  *posix*) :
++    set -o posix ;; #(
++  *) :
++     ;;
++esac
+ fi
+ 
+-# Support unset when possible.
+-if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
+-  as_unset=unset
+-else
+-  as_unset=false
++
++as_nl='
++'
++export as_nl
++# Printing a long string crashes Solaris 7 /usr/bin/printf.
++as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
++as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
++as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
++# Prefer a ksh shell builtin over an external printf program on Solaris,
++# but without wasting forks for bash or zsh.
++if test -z "$BASH_VERSION$ZSH_VERSION" \
++    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
++  as_echo='print -r --'
++  as_echo_n='print -rn --'
++elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
++  as_echo='printf %s\n'
++  as_echo_n='printf %s'
++else
++  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
++    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
++    as_echo_n='/usr/ucb/echo -n'
++  else
++    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
++    as_echo_n_body='eval
++      arg=$1;
++      case $arg in #(
++      *"$as_nl"*)
++	expr "X$arg" : "X\\(.*\\)$as_nl";
++	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
++      esac;
++      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
++    '
++    export as_echo_n_body
++    as_echo_n='sh -c $as_echo_n_body as_echo'
++  fi
++  export as_echo_body
++  as_echo='sh -c $as_echo_body as_echo'
++fi
++
++# The user is always right.
++if test "${PATH_SEPARATOR+set}" != set; then
++  PATH_SEPARATOR=:
++  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
++    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
++      PATH_SEPARATOR=';'
++  }
+ fi
+ 
+ 
+-# Work around bugs in pre-3.0 UWIN ksh.
+-$as_unset ENV MAIL MAILPATH
++# IFS
++# We need space, tab and new line, in precisely that order.  Quoting is
++# there to prevent editors from complaining about space-tab.
++# (If _AS_PATH_WALK were called with IFS unset, it would disable word
++# splitting by setting IFS to empty value.)
++IFS=" ""	$as_nl"
++
++# Find who we are.  Look in the path if we contain no directory separator.
++as_myself=
++case $0 in #((
++  *[\\/]* ) as_myself=$0 ;;
++  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
++for as_dir in $PATH
++do
++  IFS=$as_save_IFS
++  test -z "$as_dir" && as_dir=.
++    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
++  done
++IFS=$as_save_IFS
++
++     ;;
++esac
++# We did not find ourselves, most probably we were run as `sh COMMAND'
++# in which case we are not to be found in the path.
++if test "x$as_myself" = x; then
++  as_myself=$0
++fi
++if test ! -f "$as_myself"; then
++  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
++  exit 1
++fi
++
++# Unset variables that we do not need and which cause bugs (e.g. in
++# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
++# suppresses any "Segmentation fault" message there.  '((' could
++# trigger a bug in pdksh 5.2.14.
++for as_var in BASH_ENV ENV MAIL MAILPATH
++do eval test x\${$as_var+set} = xset \
++  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
++done
+ PS1='$ '
+ PS2='> '
+ PS4='+ '
+ 
+ # NLS nuisances.
+-for as_var in \
+-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+-  LC_TELEPHONE LC_TIME
++LC_ALL=C
++export LC_ALL
++LANGUAGE=C
++export LANGUAGE
++
++# CDPATH.
++(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
++
++# Use a proper internal environment variable to ensure we don't fall
++  # into an infinite loop, continuously re-executing ourselves.
++  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
++    _as_can_reexec=no; export _as_can_reexec;
++    # We cannot yet assume a decent shell, so we have to provide a
++# neutralization value for shells without unset; and this also
++# works around shells that cannot unset nonexistent variables.
++# Preserve -v and -x to the replacement shell.
++BASH_ENV=/dev/null
++ENV=/dev/null
++(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
++case $- in # ((((
++  *v*x* | *x*v* ) as_opts=-vx ;;
++  *v* ) as_opts=-v ;;
++  *x* ) as_opts=-x ;;
++  * ) as_opts= ;;
++esac
++exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
++# Admittedly, this is quite paranoid, since all the known shells bail
++# out after a failed `exec'.
++$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
++as_fn_exit 255
++  fi
++  # We don't want this to propagate to other subprocesses.
++          { _as_can_reexec=; unset _as_can_reexec;}
++if test "x$CONFIG_SHELL" = x; then
++  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
++  emulate sh
++  NULLCMD=:
++  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
++  # is contrary to our usage.  Disable this feature.
++  alias -g '\${1+\"\$@\"}'='\"\$@\"'
++  setopt NO_GLOB_SUBST
++else
++  case \`(set -o) 2>/dev/null\` in #(
++  *posix*) :
++    set -o posix ;; #(
++  *) :
++     ;;
++esac
++fi
++"
++  as_required="as_fn_return () { (exit \$1); }
++as_fn_success () { as_fn_return 0; }
++as_fn_failure () { as_fn_return 1; }
++as_fn_ret_success () { return 0; }
++as_fn_ret_failure () { return 1; }
++
++exitcode=0
++as_fn_success || { exitcode=1; echo as_fn_success failed.; }
++as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
++as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
++as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
++if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
++
++else
++  exitcode=1; echo positional parameters were not saved.
++fi
++test x\$exitcode = x0 || exit 1
++test -x / || exit 1"
++  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
++  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
++  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
++  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
++test \$(( 1 + 1 )) = 2 || exit 1"
++  if (eval "$as_required") 2>/dev/null; then :
++  as_have_required=yes
++else
++  as_have_required=no
++fi
++  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
++
++else
++  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
++as_found=false
++for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+ do
+-  if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then
+-    eval $as_var=C; export $as_var
++  IFS=$as_save_IFS
++  test -z "$as_dir" && as_dir=.
++  as_found=:
++  case $as_dir in #(
++	 /*)
++	   for as_base in sh bash ksh sh5; do
++	     # Try only shells that exist, to save several forks.
++	     as_shell=$as_dir/$as_base
++	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
++		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
++  CONFIG_SHELL=$as_shell as_have_required=yes
++		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
++  break 2
++fi
++fi
++	   done;;
++       esac
++  as_found=false
++done
++$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
++	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
++  CONFIG_SHELL=$SHELL as_have_required=yes
++fi; }
++IFS=$as_save_IFS
++
++
++      if test "x$CONFIG_SHELL" != x; then :
++  export CONFIG_SHELL
++             # We cannot yet assume a decent shell, so we have to provide a
++# neutralization value for shells without unset; and this also
++# works around shells that cannot unset nonexistent variables.
++# Preserve -v and -x to the replacement shell.
++BASH_ENV=/dev/null
++ENV=/dev/null
++(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
++case $- in # ((((
++  *v*x* | *x*v* ) as_opts=-vx ;;
++  *v* ) as_opts=-v ;;
++  *x* ) as_opts=-x ;;
++  * ) as_opts= ;;
++esac
++exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
++# Admittedly, this is quite paranoid, since all the known shells bail
++# out after a failed `exec'.
++$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
++exit 255
++fi
++
++    if test x$as_have_required = xno; then :
++  $as_echo "$0: This script requires a shell more modern than all"
++  $as_echo "$0: the shells that I found on your system."
++  if test x${ZSH_VERSION+set} = xset ; then
++    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
++    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+   else
+-    $as_unset $as_var
++    $as_echo "$0: Please tell bug-autoconf at gnu.org about your system,
++$0: including any error possibly output before this
++$0: message. Then install a modern shell, or manually run
++$0: the script under such a shell if you do have one."
+   fi
+-done
++  exit 1
++fi
++fi
++fi
++SHELL=${CONFIG_SHELL-/bin/sh}
++export SHELL
++# Unset more variables known to interfere with behavior of common tools.
++CLICOLOR_FORCE= GREP_OPTIONS=
++unset CLICOLOR_FORCE GREP_OPTIONS
++
++## --------------------- ##
++## M4sh Shell Functions. ##
++## --------------------- ##
++# as_fn_unset VAR
++# ---------------
++# Portably unset VAR.
++as_fn_unset ()
++{
++  { eval $1=; unset $1;}
++}
++as_unset=as_fn_unset
++
++# as_fn_set_status STATUS
++# -----------------------
++# Set $? to STATUS, without forking.
++as_fn_set_status ()
++{
++  return $1
++} # as_fn_set_status
++
++# as_fn_exit STATUS
++# -----------------
++# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
++as_fn_exit ()
++{
++  set +e
++  as_fn_set_status $1
++  exit $1
++} # as_fn_exit
++
++# as_fn_mkdir_p
++# -------------
++# Create "$as_dir" as a directory, including parents if necessary.
++as_fn_mkdir_p ()
++{
++
++  case $as_dir in #(
++  -*) as_dir=./$as_dir;;
++  esac
++  test -d "$as_dir" || eval $as_mkdir_p || {
++    as_dirs=
++    while :; do
++      case $as_dir in #(
++      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
++      *) as_qdir=$as_dir;;
++      esac
++      as_dirs="'$as_qdir' $as_dirs"
++      as_dir=`$as_dirname -- "$as_dir" ||
++$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
++	 X"$as_dir" : 'X\(//\)[^/]' \| \
++	 X"$as_dir" : 'X\(//\)$' \| \
++	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
++$as_echo X"$as_dir" |
++    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\/\)[^/].*/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\/\)$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\).*/{
++	    s//\1/
++	    q
++	  }
++	  s/.*/./; q'`
++      test -d "$as_dir" && break
++    done
++    test -z "$as_dirs" || eval "mkdir $as_dirs"
++  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
++
++
++} # as_fn_mkdir_p
++
++# as_fn_executable_p FILE
++# -----------------------
++# Test if FILE is an executable regular file.
++as_fn_executable_p ()
++{
++  test -f "$1" && test -x "$1"
++} # as_fn_executable_p
++# as_fn_append VAR VALUE
++# ----------------------
++# Append the text in VALUE to the end of the definition contained in VAR. Take
++# advantage of any shell optimizations that allow amortized linear growth over
++# repeated appends, instead of the typical quadratic growth present in naive
++# implementations.
++if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
++  eval 'as_fn_append ()
++  {
++    eval $1+=\$2
++  }'
++else
++  as_fn_append ()
++  {
++    eval $1=\$$1\$2
++  }
++fi # as_fn_append
++
++# as_fn_arith ARG...
++# ------------------
++# Perform arithmetic evaluation on the ARGs, and store the result in the
++# global $as_val. Take advantage of shells that can avoid forks. The arguments
++# must be portable across $(()) and expr.
++if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
++  eval 'as_fn_arith ()
++  {
++    as_val=$(( $* ))
++  }'
++else
++  as_fn_arith ()
++  {
++    as_val=`expr "$@" || test $? -eq 1`
++  }
++fi # as_fn_arith
++
++
++# as_fn_error STATUS ERROR [LINENO LOG_FD]
++# ----------------------------------------
++# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
++# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
++# script with STATUS, using 1 if that was 0.
++as_fn_error ()
++{
++  as_status=$1; test $as_status -eq 0 && as_status=1
++  if test "$4"; then
++    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
++  fi
++  $as_echo "$as_me: error: $2" >&2
++  as_fn_exit $as_status
++} # as_fn_error
+ 
+-# Required to use basename.
+-if expr a : '\(a\)' >/dev/null 2>&1; then
++if expr a : '\(a\)' >/dev/null 2>&1 &&
++   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+   as_expr=expr
+ else
+   as_expr=false
+ fi
+ 
+-if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
++if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+   as_basename=basename
+ else
+   as_basename=false
+ fi
+ 
++if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
++  as_dirname=dirname
++else
++  as_dirname=false
++fi
+ 
+-# Name of the executable.
+-as_me=`$as_basename "$0" ||
++as_me=`$as_basename -- "$0" ||
+ $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+ 	 X"$0" : 'X\(//\)$' \| \
+-	 X"$0" : 'X\(/\)$' \| \
+-	 .     : '\(.\)' 2>/dev/null ||
+-echo X/"$0" |
+-    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+-  	  /^X\/\(\/\/\)$/{ s//\1/; q; }
+-  	  /^X\/\(\/\).*/{ s//\1/; q; }
+-  	  s/.*/./; q'`
+-
++	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
++$as_echo X/"$0" |
++    sed '/^.*\/\([^/][^/]*\)\/*$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\/\(\/\/\)$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\/\(\/\).*/{
++	    s//\1/
++	    q
++	  }
++	  s/.*/./; q'`
+ 
+-# PATH needs CR, and LINENO needs CR and PATH.
+ # Avoid depending upon Character Ranges.
+ as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+ as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+@@ -84,185 +462,118 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+ as_cr_digits='0123456789'
+ as_cr_alnum=$as_cr_Letters$as_cr_digits
+ 
+-# The user is always right.
+-if test "${PATH_SEPARATOR+set}" != set; then
+-  echo "#! /bin/sh" >conf$$.sh
+-  echo  "exit 0"   >>conf$$.sh
+-  chmod +x conf$$.sh
+-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+-    PATH_SEPARATOR=';'
+-  else
+-    PATH_SEPARATOR=:
+-  fi
+-  rm -f conf$$.sh
+-fi
+-
+-
+-  as_lineno_1=$LINENO
+-  as_lineno_2=$LINENO
+-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+-  test "x$as_lineno_1" != "x$as_lineno_2" &&
+-  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
+-  # Find who we are.  Look in the path if we contain no path at all
+-  # relative or not.
+-  case $0 in
+-    *[\\/]* ) as_myself=$0 ;;
+-    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+-for as_dir in $PATH
+-do
+-  IFS=$as_save_IFS
+-  test -z "$as_dir" && as_dir=.
+-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+-done
+-
+-       ;;
+-  esac
+-  # We did not find ourselves, most probably we were run as `sh COMMAND'
+-  # in which case we are not to be found in the path.
+-  if test "x$as_myself" = x; then
+-    as_myself=$0
+-  fi
+-  if test ! -f "$as_myself"; then
+-    { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
+-   { (exit 1); exit 1; }; }
+-  fi
+-  case $CONFIG_SHELL in
+-  '')
+-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+-do
+-  IFS=$as_save_IFS
+-  test -z "$as_dir" && as_dir=.
+-  for as_base in sh bash ksh sh5; do
+-	 case $as_dir in
+-	 /*)
+-	   if ("$as_dir/$as_base" -c '
+-  as_lineno_1=$LINENO
+-  as_lineno_2=$LINENO
+-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+-  test "x$as_lineno_1" != "x$as_lineno_2" &&
+-  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
+-	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+-	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+-	     CONFIG_SHELL=$as_dir/$as_base
+-	     export CONFIG_SHELL
+-	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+-	   fi;;
+-	 esac
+-       done
+-done
+-;;
+-  esac
+ 
+-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+-  # uniformly replaced by the line number.  The first 'sed' inserts a
+-  # line-number line before each line; the second 'sed' does the real
+-  # work.  The second script uses 'N' to pair each line-number line
+-  # with the numbered line, and appends trailing '-' during
+-  # substitution so that $LINENO is not a special case at line end.
+-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+-  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
+-  sed '=' <$as_myself |
++  as_lineno_1=$LINENO as_lineno_1a=$LINENO
++  as_lineno_2=$LINENO as_lineno_2a=$LINENO
++  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
++  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
++  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
++  sed -n '
++    p
++    /[$]LINENO/=
++  ' <$as_myself |
+     sed '
++      s/[$]LINENO.*/&-/
++      t lineno
++      b
++      :lineno
+       N
+-      s,$,-,
+-      : loop
+-      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
++      :loop
++      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
+       t loop
+-      s,-$,,
+-      s,^['$as_cr_digits']*\n,,
++      s/-\n.*//
+     ' >$as_me.lineno &&
+-  chmod +x $as_me.lineno ||
+-    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+-   { (exit 1); exit 1; }; }
++  chmod +x "$as_me.lineno" ||
++    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+ 
++  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
++  # already done that, so ensure we don't try to do so again and fall
++  # in an infinite loop.  This has already happened in practice.
++  _as_can_reexec=no; export _as_can_reexec
+   # Don't try to exec as it changes $[0], causing all sort of problems
+   # (the dirname of $[0] is not the place where we might find the
+-  # original and so on.  Autoconf is especially sensible to this).
+-  . ./$as_me.lineno
++  # original and so on.  Autoconf is especially sensitive to this).
++  . "./$as_me.lineno"
+   # Exit status is that of the last command.
+   exit
+ }
+ 
+-
+-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+-  *c*,-n*) ECHO_N= ECHO_C='
+-' ECHO_T='	' ;;
+-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+-  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
++ECHO_C= ECHO_N= ECHO_T=
++case `echo -n x` in #(((((
++-n*)
++  case `echo 'xy\c'` in
++  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
++  xy)  ECHO_C='\c';;
++  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
++       ECHO_T='	';;
++  esac;;
++*)
++  ECHO_N='-n';;
+ esac
+ 
+-if expr a : '\(a\)' >/dev/null 2>&1; then
+-  as_expr=expr
++rm -f conf$$ conf$$.exe conf$$.file
++if test -d conf$$.dir; then
++  rm -f conf$$.dir/conf$$.file
+ else
+-  as_expr=false
++  rm -f conf$$.dir
++  mkdir conf$$.dir 2>/dev/null
+ fi
+-
+-rm -f conf$$ conf$$.exe conf$$.file
+-echo >conf$$.file
+-if ln -s conf$$.file conf$$ 2>/dev/null; then
+-  # We could just check for DJGPP; but this test a) works b) is more generic
+-  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
+-  if test -f conf$$.exe; then
+-    # Don't use ln at all; we don't have any links
+-    as_ln_s='cp -p'
+-  else
++if (echo >conf$$.file) 2>/dev/null; then
++  if ln -s conf$$.file conf$$ 2>/dev/null; then
+     as_ln_s='ln -s'
++    # ... but there are two gotchas:
++    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
++    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
++    # In both cases, we have to default to `cp -pR'.
++    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
++      as_ln_s='cp -pR'
++  elif ln conf$$.file conf$$ 2>/dev/null; then
++    as_ln_s=ln
++  else
++    as_ln_s='cp -pR'
+   fi
+-elif ln conf$$.file conf$$ 2>/dev/null; then
+-  as_ln_s=ln
+ else
+-  as_ln_s='cp -p'
++  as_ln_s='cp -pR'
+ fi
+-rm -f conf$$ conf$$.exe conf$$.file
++rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
++rmdir conf$$.dir 2>/dev/null
+ 
+ if mkdir -p . 2>/dev/null; then
+-  as_mkdir_p=:
++  as_mkdir_p='mkdir -p "$as_dir"'
+ else
++  test -d ./-p && rmdir ./-p
+   as_mkdir_p=false
+ fi
+ 
+-as_executable_p="test -f"
++as_test_x='test -x'
++as_executable_p=as_fn_executable_p
+ 
+ # Sed expression to map a string onto a valid CPP name.
+-as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
++as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+ 
+ # Sed expression to map a string onto a valid variable name.
+-as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
++as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+ 
+ 
+-# IFS
+-# We need space, tab and new line, in precisely that order.
+-as_nl='
+-'
+-IFS=" 	$as_nl"
+-
+-# CDPATH.
+-$as_unset CDPATH
+-
++test -n "$DJDIR" || exec 7<&0 </dev/null
++exec 6>&1
+ 
+ # Name of the host.
+-# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
++# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
+ # so uname gets run too.
+ ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
+ 
+-exec 6>&1
+-
+ #
+ # Initializations.
+ #
+ ac_default_prefix=/usr/local
++ac_clean_files=
+ ac_config_libobj_dir=.
++LIBOBJS=
+ cross_compiling=no
+ subdirs=
+ MFLAGS=
+ MAKEFLAGS=
+-SHELL=${CONFIG_SHELL-/bin/sh}
+-
+-# Maximum number of lines to put in a shell here document.
+-# This variable seems obsolete.  It should probably be removed, and
+-# only ac_max_sed_lines should be used.
+-: ${ac_max_here_lines=38}
+ 
+ # Identity of this package.
+ PACKAGE_NAME=
+@@ -270,51 +581,133 @@ PACKAGE_TARNAME=
+ PACKAGE_VERSION=
+ PACKAGE_STRING=
+ PACKAGE_BUGREPORT=
++PACKAGE_URL=
+ 
+ ac_unique_file="screen.c"
+ # Factoring default headers for most tests.
+ ac_includes_default="\
+ #include <stdio.h>
+-#if HAVE_SYS_TYPES_H
++#ifdef HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+-#if HAVE_SYS_STAT_H
++#ifdef HAVE_SYS_STAT_H
+ # include <sys/stat.h>
+ #endif
+-#if STDC_HEADERS
++#ifdef STDC_HEADERS
+ # include <stdlib.h>
+ # include <stddef.h>
+ #else
+-# if HAVE_STDLIB_H
++# ifdef HAVE_STDLIB_H
+ #  include <stdlib.h>
+ # endif
+ #endif
+-#if HAVE_STRING_H
+-# if !STDC_HEADERS && HAVE_MEMORY_H
++#ifdef HAVE_STRING_H
++# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+ #  include <memory.h>
+ # endif
+ # include <string.h>
+ #endif
+-#if HAVE_STRINGS_H
++#ifdef HAVE_STRINGS_H
+ # include <strings.h>
+ #endif
+-#if HAVE_INTTYPES_H
++#ifdef HAVE_INTTYPES_H
+ # include <inttypes.h>
+-#else
+-# if HAVE_STDINT_H
+-#  include <stdint.h>
+-# endif
+ #endif
+-#if HAVE_UNISTD_H
++#ifdef HAVE_STDINT_H
++# include <stdint.h>
++#endif
++#ifdef HAVE_UNISTD_H
+ # include <unistd.h>
+ #endif"
+ 
+-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS VERSION ac_prefix_program CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP EGREP AWK INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA WRITEPATH XTERMPATH LIBOBJS LTLIBOBJS'
++ac_subst_vars='LTLIBOBJS
++LIBOBJS
++XTERMPATH
++WRITEPATH
++INSTALL_DATA
++INSTALL_SCRIPT
++INSTALL_PROGRAM
++AWK
++EGREP
++GREP
++CPP
++OBJEXT
++EXEEXT
++ac_ct_CC
++CPPFLAGS
++LDFLAGS
++CFLAGS
++CC
++ac_prefix_program
++VERSION
++target_alias
++host_alias
++build_alias
++LIBS
++ECHO_T
++ECHO_N
++ECHO_C
++DEFS
++mandir
++localedir
++libdir
++psdir
++pdfdir
++dvidir
++htmldir
++infodir
++docdir
++oldincludedir
++includedir
++localstatedir
++sharedstatedir
++sysconfdir
++datadir
++datarootdir
++libexecdir
++sbindir
++bindir
++program_transform_name
++prefix
++exec_prefix
++PACKAGE_URL
++PACKAGE_BUGREPORT
++PACKAGE_STRING
++PACKAGE_VERSION
++PACKAGE_TARNAME
++PACKAGE_NAME
++PATH_SEPARATOR
++SHELL'
+ ac_subst_files=''
++ac_user_opts='
++enable_option_checking
++enable_socket_dir
++with_socket_dir
++with_pty_mode
++with_pty_group
++enable_pam
++enable_use_locale
++enable_telnet
++enable_colors256
++enable_rxvt_osc
++with_sys_screenrc
++'
++      ac_precious_vars='build_alias
++host_alias
++target_alias
++CC
++CFLAGS
++LDFLAGS
++LIBS
++CPPFLAGS
++CPP'
++
+ 
+ # Initialize some variables set by options.
+ ac_init_help=
+ ac_init_version=false
++ac_unrecognized_opts=
++ac_unrecognized_sep=
+ # The variables have the same names as the options, with
+ # dashes changed to underlines.
+ cache_file=/dev/null
+@@ -337,34 +730,49 @@ x_libraries=NONE
+ # and all the variables that are supposed to be based on exec_prefix
+ # by default will actually change.
+ # Use braces instead of parens because sh, perl, etc. also accept them.
++# (The list follows the same order as the GNU Coding Standards.)
+ bindir='${exec_prefix}/bin'
+ sbindir='${exec_prefix}/sbin'
+ libexecdir='${exec_prefix}/libexec'
+-datadir='${prefix}/share'
++datarootdir='${prefix}/share'
++datadir='${datarootdir}'
+ sysconfdir='${prefix}/etc'
+ sharedstatedir='${prefix}/com'
+ localstatedir='${prefix}/var'
+-libdir='${exec_prefix}/lib'
+ includedir='${prefix}/include'
+ oldincludedir='/usr/include'
+-infodir='${prefix}/info'
+-mandir='${prefix}/man'
++docdir='${datarootdir}/doc/${PACKAGE}'
++infodir='${datarootdir}/info'
++htmldir='${docdir}'
++dvidir='${docdir}'
++pdfdir='${docdir}'
++psdir='${docdir}'
++libdir='${exec_prefix}/lib'
++localedir='${datarootdir}/locale'
++mandir='${datarootdir}/man'
+ 
+ ac_prev=
++ac_dashdash=
+ for ac_option
+ do
+   # If the previous option needs an argument, assign it.
+   if test -n "$ac_prev"; then
+-    eval "$ac_prev=\$ac_option"
++    eval $ac_prev=\$ac_option
+     ac_prev=
+     continue
+   fi
+ 
+-  ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`
++  case $ac_option in
++  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
++  *=)   ac_optarg= ;;
++  *)    ac_optarg=yes ;;
++  esac
+ 
+   # Accept the important Cygnus configure options, so we can diagnose typos.
+ 
+-  case $ac_option in
++  case $ac_dashdash$ac_option in
++  --)
++    ac_dashdash=yes ;;
+ 
+   -bindir | --bindir | --bindi | --bind | --bin | --bi)
+     ac_prev=bindir ;;
+@@ -386,33 +794,59 @@ do
+   --config-cache | -C)
+     cache_file=config.cache ;;
+ 
+-  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
++  -datadir | --datadir | --datadi | --datad)
+     ac_prev=datadir ;;
+-  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+-  | --da=*)
++  -datadir=* | --datadir=* | --datadi=* | --datad=*)
+     datadir=$ac_optarg ;;
+ 
++  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
++  | --dataroo | --dataro | --datar)
++    ac_prev=datarootdir ;;
++  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
++  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
++    datarootdir=$ac_optarg ;;
++
+   -disable-* | --disable-*)
+-    ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
++    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+     # Reject names that are not valid shell variable names.
+-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+-   { (exit 1); exit 1; }; }
+-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+-    eval "enable_$ac_feature=no" ;;
++    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
++      as_fn_error $? "invalid feature name: $ac_useropt"
++    ac_useropt_orig=$ac_useropt
++    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
++    case $ac_user_opts in
++      *"
++"enable_$ac_useropt"
++"*) ;;
++      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
++	 ac_unrecognized_sep=', ';;
++    esac
++    eval enable_$ac_useropt=no ;;
++
++  -docdir | --docdir | --docdi | --doc | --do)
++    ac_prev=docdir ;;
++  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
++    docdir=$ac_optarg ;;
++
++  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
++    ac_prev=dvidir ;;
++  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
++    dvidir=$ac_optarg ;;
+ 
+   -enable-* | --enable-*)
+-    ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
++    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+     # Reject names that are not valid shell variable names.
+-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+-   { (exit 1); exit 1; }; }
+-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+-    case $ac_option in
+-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+-      *) ac_optarg=yes ;;
++    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
++      as_fn_error $? "invalid feature name: $ac_useropt"
++    ac_useropt_orig=$ac_useropt
++    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
++    case $ac_user_opts in
++      *"
++"enable_$ac_useropt"
++"*) ;;
++      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
++	 ac_unrecognized_sep=', ';;
+     esac
+-    eval "enable_$ac_feature='$ac_optarg'" ;;
++    eval enable_$ac_useropt=\$ac_optarg ;;
+ 
+   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
+   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
+@@ -439,6 +873,12 @@ do
+   -host=* | --host=* | --hos=* | --ho=*)
+     host_alias=$ac_optarg ;;
+ 
++  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
++    ac_prev=htmldir ;;
++  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
++  | --ht=*)
++    htmldir=$ac_optarg ;;
++
+   -includedir | --includedir | --includedi | --included | --include \
+   | --includ | --inclu | --incl | --inc)
+     ac_prev=includedir ;;
+@@ -463,13 +903,16 @@ do
+   | --libexe=* | --libex=* | --libe=*)
+     libexecdir=$ac_optarg ;;
+ 
++  -localedir | --localedir | --localedi | --localed | --locale)
++    ac_prev=localedir ;;
++  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
++    localedir=$ac_optarg ;;
++
+   -localstatedir | --localstatedir | --localstatedi | --localstated \
+-  | --localstate | --localstat | --localsta | --localst \
+-  | --locals | --local | --loca | --loc | --lo)
++  | --localstate | --localstat | --localsta | --localst | --locals)
+     ac_prev=localstatedir ;;
+   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+-  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
+-  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
++  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
+     localstatedir=$ac_optarg ;;
+ 
+   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
+@@ -534,6 +977,16 @@ do
+   | --progr-tra=* | --program-tr=* | --program-t=*)
+     program_transform_name=$ac_optarg ;;
+ 
++  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
++    ac_prev=pdfdir ;;
++  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
++    pdfdir=$ac_optarg ;;
++
++  -psdir | --psdir | --psdi | --psd | --ps)
++    ac_prev=psdir ;;
++  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
++    psdir=$ac_optarg ;;
++
+   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+   | -silent | --silent | --silen | --sile | --sil)
+     silent=yes ;;
+@@ -584,26 +1037,36 @@ do
+     ac_init_version=: ;;
+ 
+   -with-* | --with-*)
+-    ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
++    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+     # Reject names that are not valid shell variable names.
+-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+-      { echo "$as_me: error: invalid package name: $ac_package" >&2
+-   { (exit 1); exit 1; }; }
+-    ac_package=`echo $ac_package| sed 's/-/_/g'`
+-    case $ac_option in
+-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+-      *) ac_optarg=yes ;;
++    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
++      as_fn_error $? "invalid package name: $ac_useropt"
++    ac_useropt_orig=$ac_useropt
++    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
++    case $ac_user_opts in
++      *"
++"with_$ac_useropt"
++"*) ;;
++      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
++	 ac_unrecognized_sep=', ';;
+     esac
+-    eval "with_$ac_package='$ac_optarg'" ;;
++    eval with_$ac_useropt=\$ac_optarg ;;
+ 
+   -without-* | --without-*)
+-    ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
++    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+     # Reject names that are not valid shell variable names.
+-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+-      { echo "$as_me: error: invalid package name: $ac_package" >&2
+-   { (exit 1); exit 1; }; }
+-    ac_package=`echo $ac_package | sed 's/-/_/g'`
+-    eval "with_$ac_package=no" ;;
++    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
++      as_fn_error $? "invalid package name: $ac_useropt"
++    ac_useropt_orig=$ac_useropt
++    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
++    case $ac_user_opts in
++      *"
++"with_$ac_useropt"
++"*) ;;
++      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
++	 ac_unrecognized_sep=', ';;
++    esac
++    eval with_$ac_useropt=no ;;
+ 
+   --x)
+     # Obsolete; use --with-x.
+@@ -623,27 +1086,26 @@ do
+   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
+     x_libraries=$ac_optarg ;;
+ 
+-  -*) { echo "$as_me: error: unrecognized option: $ac_option
+-Try \`$0 --help' for more information." >&2
+-   { (exit 1); exit 1; }; }
++  -*) as_fn_error $? "unrecognized option: \`$ac_option'
++Try \`$0 --help' for more information"
+     ;;
+ 
+   *=*)
+     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
+     # Reject names that are not valid shell variable names.
+-    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
+-      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
+-   { (exit 1); exit 1; }; }
+-    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
+-    eval "$ac_envvar='$ac_optarg'"
++    case $ac_envvar in #(
++      '' | [0-9]* | *[!_$as_cr_alnum]* )
++      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
++    esac
++    eval $ac_envvar=\$ac_optarg
+     export $ac_envvar ;;
+ 
+   *)
+     # FIXME: should be removed in autoconf 3.0.
+-    echo "$as_me: WARNING: you should use --build, --host, --target" >&2
++    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
+-      echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
++      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
++    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+     ;;
+ 
+   esac
+@@ -651,31 +1113,36 @@ done
+ 
+ if test -n "$ac_prev"; then
+   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+-  { echo "$as_me: error: missing argument to $ac_option" >&2
+-   { (exit 1); exit 1; }; }
++  as_fn_error $? "missing argument to $ac_option"
+ fi
+ 
+-# Be sure to have absolute paths.
+-for ac_var in exec_prefix prefix
+-do
+-  eval ac_val=$`echo $ac_var`
+-  case $ac_val in
+-    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
+-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+-   { (exit 1); exit 1; }; };;
++if test -n "$ac_unrecognized_opts"; then
++  case $enable_option_checking in
++    no) ;;
++    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
++    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+   esac
+-done
++fi
+ 
+-# Be sure to have absolute paths.
+-for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
+-              localstatedir libdir includedir oldincludedir infodir mandir
++# Check all directory arguments for consistency.
++for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
++		datadir sysconfdir sharedstatedir localstatedir includedir \
++		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
++		libdir localedir mandir
+ do
+-  eval ac_val=$`echo $ac_var`
++  eval ac_val=\$$ac_var
++  # Remove trailing slashes.
++  case $ac_val in
++    */ )
++      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
++      eval $ac_var=\$ac_val;;
++  esac
++  # Be sure to have absolute directory names.
+   case $ac_val in
+-    [\\/$]* | ?:[\\/]* ) ;;
+-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+-   { (exit 1); exit 1; }; };;
++    [\\/$]* | ?:[\\/]* )  continue;;
++    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
+   esac
++  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
+ done
+ 
+ # There might be people who depend on the old broken behavior: `$host'
+@@ -689,8 +1156,6 @@ target=$target_alias
+ if test "x$host_alias" != x; then
+   if test "x$build_alias" = x; then
+     cross_compiling=maybe
+-    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+-    If a cross compiler is detected then cross compile mode will be used." >&2
+   elif test "x$build_alias" != "x$host_alias"; then
+     cross_compiling=yes
+   fi
+@@ -702,74 +1167,72 @@ test -n "$host_alias" && ac_tool_prefix=$host_alias-
+ test "$silent" = yes && exec 6>/dev/null
+ 
+ 
++ac_pwd=`pwd` && test -n "$ac_pwd" &&
++ac_ls_di=`ls -di .` &&
++ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
++  as_fn_error $? "working directory cannot be determined"
++test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
++  as_fn_error $? "pwd does not report name of working directory"
++
++
+ # Find the source files, if location was not specified.
+ if test -z "$srcdir"; then
+   ac_srcdir_defaulted=yes
+-  # Try the directory containing this script, then its parent.
+-  ac_confdir=`(dirname "$0") 2>/dev/null ||
+-$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+-         X"$0" : 'X\(//\)[^/]' \| \
+-         X"$0" : 'X\(//\)$' \| \
+-         X"$0" : 'X\(/\)' \| \
+-         .     : '\(.\)' 2>/dev/null ||
+-echo X"$0" |
+-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+-  	  /^X\(\/\/\)$/{ s//\1/; q; }
+-  	  /^X\(\/\).*/{ s//\1/; q; }
+-  	  s/.*/./; q'`
++  # Try the directory containing this script, then the parent directory.
++  ac_confdir=`$as_dirname -- "$as_myself" ||
++$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
++	 X"$as_myself" : 'X\(//\)[^/]' \| \
++	 X"$as_myself" : 'X\(//\)$' \| \
++	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
++$as_echo X"$as_myself" |
++    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\/\)[^/].*/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\/\)$/{
++	    s//\1/
++	    q
++	  }
++	  /^X\(\/\).*/{
++	    s//\1/
++	    q
++	  }
++	  s/.*/./; q'`
+   srcdir=$ac_confdir
+-  if test ! -r $srcdir/$ac_unique_file; then
++  if test ! -r "$srcdir/$ac_unique_file"; then
+     srcdir=..
+   fi
+ else
+   ac_srcdir_defaulted=no
+ fi
+-if test ! -r $srcdir/$ac_unique_file; then
+-  if test "$ac_srcdir_defaulted" = yes; then
+-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
+-   { (exit 1); exit 1; }; }
+-  else
+-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
+-   { (exit 1); exit 1; }; }
+-  fi
+-fi
+-(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
+-  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
+-   { (exit 1); exit 1; }; }
+-srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
+-ac_env_build_alias_set=${build_alias+set}
+-ac_env_build_alias_value=$build_alias
+-ac_cv_env_build_alias_set=${build_alias+set}
+-ac_cv_env_build_alias_value=$build_alias
+-ac_env_host_alias_set=${host_alias+set}
+-ac_env_host_alias_value=$host_alias
+-ac_cv_env_host_alias_set=${host_alias+set}
+-ac_cv_env_host_alias_value=$host_alias
+-ac_env_target_alias_set=${target_alias+set}
+-ac_env_target_alias_value=$target_alias
+-ac_cv_env_target_alias_set=${target_alias+set}
+-ac_cv_env_target_alias_value=$target_alias
+-ac_env_CC_set=${CC+set}
+-ac_env_CC_value=$CC
+-ac_cv_env_CC_set=${CC+set}
+-ac_cv_env_CC_value=$CC
+-ac_env_CFLAGS_set=${CFLAGS+set}
+-ac_env_CFLAGS_value=$CFLAGS
+-ac_cv_env_CFLAGS_set=${CFLAGS+set}
+-ac_cv_env_CFLAGS_value=$CFLAGS
+-ac_env_LDFLAGS_set=${LDFLAGS+set}
+-ac_env_LDFLAGS_value=$LDFLAGS
+-ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
+-ac_cv_env_LDFLAGS_value=$LDFLAGS
+-ac_env_CPPFLAGS_set=${CPPFLAGS+set}
+-ac_env_CPPFLAGS_value=$CPPFLAGS
+-ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
+-ac_cv_env_CPPFLAGS_value=$CPPFLAGS
+-ac_env_CPP_set=${CPP+set}
+-ac_env_CPP_value=$CPP
+-ac_cv_env_CPP_set=${CPP+set}
+-ac_cv_env_CPP_value=$CPP
++if test ! -r "$srcdir/$ac_unique_file"; then
++  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
++  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
++fi
++ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
++ac_abs_confdir=`(
++	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
++	pwd)`
++# When building in place, set srcdir=.
++if test "$ac_abs_confdir" = "$ac_pwd"; then
++  srcdir=.
++fi
++# Remove unnecessary trailing slashes from srcdir.
++# Double slashes in file names in object file debugging info
++# mess up M-x gdb in Emacs.
++case $srcdir in
++*/) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;;
++esac
++for ac_var in $ac_precious_vars; do
++  eval ac_env_${ac_var}_set=\${${ac_var}+set}
++  eval ac_env_${ac_var}_value=\$${ac_var}
++  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
++  eval ac_cv_env_${ac_var}_value=\$${ac_var}
++done
+ 
+ #
+ # Report the --help message.
+@@ -792,15 +1255,12 @@ Configuration:
+       --help=short        display options specific to this package
+       --help=recursive    display the short help of all the included packages
+   -V, --version           display version information and exit
+-  -q, --quiet, --silent   do not print \`checking...' messages
++  -q, --quiet, --silent   do not print \`checking ...' messages
+       --cache-file=FILE   cache test results in FILE [disabled]
+   -C, --config-cache      alias for \`--cache-file=config.cache'
+   -n, --no-create         do not create output files
+       --srcdir=DIR        find the sources in DIR [configure dir or \`..']
+ 
+-_ACEOF
+-
+-  cat <<_ACEOF
+ Installation directories:
+   --prefix=PREFIX         install architecture-independent files in PREFIX
+                           [$ac_default_prefix]
+@@ -815,18 +1275,25 @@ for instance \`--prefix=\$HOME'.
+ For better control, use the options below.
+ 
+ Fine tuning of the installation directories:
+-  --bindir=DIR           user executables [EPREFIX/bin]
+-  --sbindir=DIR          system admin executables [EPREFIX/sbin]
+-  --libexecdir=DIR       program executables [EPREFIX/libexec]
+-  --datadir=DIR          read-only architecture-independent data [PREFIX/share]
+-  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]
+-  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]
+-  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]
+-  --libdir=DIR           object code libraries [EPREFIX/lib]
+-  --includedir=DIR       C header files [PREFIX/include]
+-  --oldincludedir=DIR    C header files for non-gcc [/usr/include]
+-  --infodir=DIR          info documentation [PREFIX/info]
+-  --mandir=DIR           man documentation [PREFIX/man]
++  --bindir=DIR            user executables [EPREFIX/bin]
++  --sbindir=DIR           system admin executables [EPREFIX/sbin]
++  --libexecdir=DIR        program executables [EPREFIX/libexec]
++  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
++  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
++  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
++  --libdir=DIR            object code libraries [EPREFIX/lib]
++  --includedir=DIR        C header files [PREFIX/include]
++  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
++  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
++  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
++  --infodir=DIR           info documentation [DATAROOTDIR/info]
++  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
++  --mandir=DIR            man documentation [DATAROOTDIR/man]
++  --docdir=DIR            documentation root [DATAROOTDIR/doc/PACKAGE]
++  --htmldir=DIR           html documentation [DOCDIR]
++  --dvidir=DIR            dvi documentation [DOCDIR]
++  --pdfdir=DIR            pdf documentation [DOCDIR]
++  --psdir=DIR             ps documentation [DOCDIR]
+ _ACEOF
+ 
+   cat <<\_ACEOF
+@@ -838,6 +1305,7 @@ if test -n "$ac_init_help"; then
+   cat <<\_ACEOF
+ 
+ Optional Features:
++  --disable-option-checking  ignore unrecognized --enable/--with options
+   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
+   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
+   --disable-socket-dir    disable system wide socket-dir and use ~/.screen instead
+@@ -860,278 +1328,644 @@ Some influential environment variables:
+   CFLAGS      C compiler flags
+   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
+               nonstandard directory <lib dir>
+-  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
+-              headers in a nonstandard directory <include dir>
++  LIBS        libraries to pass to the linker, e.g. -l<library>
++  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
++              you have headers in a nonstandard directory <include dir>
+   CPP         C preprocessor
+ 
+ Use these variables to override the choices made by `configure' or to help
+ it to find libraries and programs with nonstandard names/locations.
+ 
++Report bugs to the package provider.
+ _ACEOF
++ac_status=$?
+ fi
+ 
+ if test "$ac_init_help" = "recursive"; then
+   # If there are subdirs, report their specific --help.
+-  ac_popdir=`pwd`
+   for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
+-    test -d $ac_dir || continue
++    test -d "$ac_dir" ||
++      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
++      continue
+     ac_builddir=.
+ 
+-if test "$ac_dir" != .; then
+-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+-  # A "../" for each directory in $ac_dir_suffix.
+-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+-else
+-  ac_dir_suffix= ac_top_builddir=
+-fi
++case "$ac_dir" in
++.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
++*)
++  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
++  # A ".." for each directory in $ac_dir_suffix.
++  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
++  case $ac_top_builddir_sub in
++  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
++  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
++  esac ;;
++esac
++ac_abs_top_builddir=$ac_pwd
++ac_abs_builddir=$ac_pwd$ac_dir_suffix
++# for backward compatibility:
++ac_top_builddir=$ac_top_build_prefix
+ 
+ case $srcdir in
+-  .)  # No --srcdir option.  We are building in place.
++  .)  # We are building in place.
+     ac_srcdir=.
+-    if test -z "$ac_top_builddir"; then
+-       ac_top_srcdir=.
+-    else
+-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+-    fi ;;
+-  [\\/]* | ?:[\\/]* )  # Absolute path.
++    ac_top_srcdir=$ac_top_builddir_sub
++    ac_abs_top_srcdir=$ac_pwd ;;
++  [\\/]* | ?:[\\/]* )  # Absolute name.
+     ac_srcdir=$srcdir$ac_dir_suffix;
+-    ac_top_srcdir=$srcdir ;;
+-  *) # Relative path.
+-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
++    ac_top_srcdir=$srcdir
++    ac_abs_top_srcdir=$srcdir ;;
++  *) # Relative name.
++    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
++    ac_top_srcdir=$ac_top_build_prefix$srcdir
++    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
+ esac
+-# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+-# absolute.
+-ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+-ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd`
+-ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+-ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
+-
+-    cd $ac_dir
+-    # Check for guested configure; otherwise get Cygnus style configure.
+-    if test -f $ac_srcdir/configure.gnu; then
+-      echo
+-      $SHELL $ac_srcdir/configure.gnu  --help=recursive
+-    elif test -f $ac_srcdir/configure; then
+-      echo
+-      $SHELL $ac_srcdir/configure  --help=recursive
+-    elif test -f $ac_srcdir/configure.ac ||
+-           test -f $ac_srcdir/configure.in; then
+-      echo
+-      $ac_configure --help
++ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
++
++    cd "$ac_dir" || { ac_status=$?; continue; }
++    # Check for guested configure.
++    if test -f "$ac_srcdir/configure.gnu"; then
++      echo &&
++      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
++    elif test -f "$ac_srcdir/configure"; then
++      echo &&
++      $SHELL "$ac_srcdir/configure" --help=recursive
+     else
+-      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+-    fi
+-    cd $ac_popdir
++      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
++    fi || ac_status=$?
++    cd "$ac_pwd" || { ac_status=$?; break; }
+   done
+ fi
+ 
+-test -n "$ac_init_help" && exit 0
++test -n "$ac_init_help" && exit $ac_status
+ if $ac_init_version; then
+   cat <<\_ACEOF
++configure
++generated by GNU Autoconf 2.69
+ 
+-Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
+-Free Software Foundation, Inc.
++Copyright (C) 2012 Free Software Foundation, Inc.
+ This configure script is free software; the Free Software Foundation
+ gives unlimited permission to copy, distribute and modify it.
+ _ACEOF
+-  exit 0
++  exit
+ fi
+-exec 5>config.log
+-cat >&5 <<_ACEOF
+-This file contains any messages produced by compilers while
+-running configure, to aid debugging if configure makes a mistake.
+ 
+-It was created by $as_me, which was
+-generated by GNU Autoconf 2.57.  Invocation command line was
+-
+-  $ $0 $@
++## ------------------------ ##
++## Autoconf initialization. ##
++## ------------------------ ##
+ 
+-_ACEOF
++# ac_fn_c_try_compile LINENO
++# --------------------------
++# Try to compile conftest.$ac_ext, and return whether this succeeded.
++ac_fn_c_try_compile ()
+ {
+-cat <<_ASUNAME
+-## --------- ##
+-## Platform. ##
+-## --------- ##
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  rm -f conftest.$ac_objext
++  if { { ac_try="$ac_compile"
++case "(($ac_try" in
++  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
++  *) ac_try_echo=$ac_try;;
++esac
++eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
++$as_echo "$ac_try_echo"; } >&5
++  (eval "$ac_compile") 2>conftest.err
++  ac_status=$?
++  if test -s conftest.err; then
++    grep -v '^ *+' conftest.err >conftest.er1
++    cat conftest.er1 >&5
++    mv -f conftest.er1 conftest.err
++  fi
++  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++  test $ac_status = 0; } && {
++	 test -z "$ac_c_werror_flag" ||
++	 test ! -s conftest.err
++       } && test -s conftest.$ac_objext; then :
++  ac_retval=0
++else
++  $as_echo "$as_me: failed program was:" >&5
++sed 's/^/| /' conftest.$ac_ext >&5
+ 
+-hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
+-uname -m = `(uname -m) 2>/dev/null || echo unknown`
+-uname -r = `(uname -r) 2>/dev/null || echo unknown`
+-uname -s = `(uname -s) 2>/dev/null || echo unknown`
+-uname -v = `(uname -v) 2>/dev/null || echo unknown`
++	ac_retval=1
++fi
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++  as_fn_set_status $ac_retval
+ 
+-/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
+-/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
++} # ac_fn_c_try_compile
+ 
+-/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
+-/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
+-/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
+-hostinfo               = `(hostinfo) 2>/dev/null               || echo unknown`
+-/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
+-/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
+-/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
++# ac_fn_c_try_cpp LINENO
++# ----------------------
++# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
++ac_fn_c_try_cpp ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  if { { ac_try="$ac_cpp conftest.$ac_ext"
++case "(($ac_try" in
++  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
++  *) ac_try_echo=$ac_try;;
++esac
++eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
++$as_echo "$ac_try_echo"; } >&5
++  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
++  ac_status=$?
++  if test -s conftest.err; then
++    grep -v '^ *+' conftest.err >conftest.er1
++    cat conftest.er1 >&5
++    mv -f conftest.er1 conftest.err
++  fi
++  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++  test $ac_status = 0; } > conftest.i && {
++	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
++	 test ! -s conftest.err
++       }; then :
++  ac_retval=0
++else
++  $as_echo "$as_me: failed program was:" >&5
++sed 's/^/| /' conftest.$ac_ext >&5
+ 
+-_ASUNAME
++    ac_retval=1
++fi
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++  as_fn_set_status $ac_retval
+ 
+-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+-for as_dir in $PATH
+-do
+-  IFS=$as_save_IFS
+-  test -z "$as_dir" && as_dir=.
+-  echo "PATH: $as_dir"
+-done
++} # ac_fn_c_try_cpp
+ 
+-} >&5
++# ac_fn_c_try_link LINENO
++# -----------------------
++# Try to link conftest.$ac_ext, and return whether this succeeded.
++ac_fn_c_try_link ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  rm -f conftest.$ac_objext conftest$ac_exeext
++  if { { ac_try="$ac_link"
++case "(($ac_try" in
++  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
++  *) ac_try_echo=$ac_try;;
++esac
++eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
++$as_echo "$ac_try_echo"; } >&5
++  (eval "$ac_link") 2>conftest.err
++  ac_status=$?
++  if test -s conftest.err; then
++    grep -v '^ *+' conftest.err >conftest.er1
++    cat conftest.er1 >&5
++    mv -f conftest.er1 conftest.err
++  fi
++  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++  test $ac_status = 0; } && {
++	 test -z "$ac_c_werror_flag" ||
++	 test ! -s conftest.err
++       } && test -s conftest$ac_exeext && {
++	 test "$cross_compiling" = yes ||
++	 test -x conftest$ac_exeext
++       }; then :
++  ac_retval=0
++else
++  $as_echo "$as_me: failed program was:" >&5
++sed 's/^/| /' conftest.$ac_ext >&5
+ 
+-cat >&5 <<_ACEOF
++	ac_retval=1
++fi
++  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
++  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
++  # interfere with the next link command; also delete a directory that is
++  # left behind by Apple's compiler.  We do this before executing the actions.
++  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++  as_fn_set_status $ac_retval
+ 
++} # ac_fn_c_try_link
+ 
+-## ----------- ##
+-## Core tests. ##
+-## ----------- ##
++# ac_fn_c_try_run LINENO
++# ----------------------
++# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
++# that executables *can* be run.
++ac_fn_c_try_run ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  if { { ac_try="$ac_link"
++case "(($ac_try" in
++  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
++  *) ac_try_echo=$ac_try;;
++esac
++eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
++$as_echo "$ac_try_echo"; } >&5
++  (eval "$ac_link") 2>&5
++  ac_status=$?
++  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
++  { { case "(($ac_try" in
++  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
++  *) ac_try_echo=$ac_try;;
++esac
++eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
++$as_echo "$ac_try_echo"; } >&5
++  (eval "$ac_try") 2>&5
++  ac_status=$?
++  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++  test $ac_status = 0; }; }; then :
++  ac_retval=0
++else
++  $as_echo "$as_me: program exited with status $ac_status" >&5
++       $as_echo "$as_me: failed program was:" >&5
++sed 's/^/| /' conftest.$ac_ext >&5
+ 
+-_ACEOF
++       ac_retval=$ac_status
++fi
++  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++  as_fn_set_status $ac_retval
+ 
++} # ac_fn_c_try_run
+ 
+-# Keep a trace of the command line.
+-# Strip out --no-create and --no-recursion so they do not pile up.
+-# Strip out --silent because we don't want to record it for future runs.
+-# Also quote any args containing shell meta-characters.
+-# Make two passes to allow for proper duplicate-argument suppression.
+-ac_configure_args=
+-ac_configure_args0=
+-ac_configure_args1=
+-ac_sep=
+-ac_must_keep_next=false
+-for ac_pass in 1 2
+-do
+-  for ac_arg
+-  do
+-    case $ac_arg in
++# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
++# -------------------------------------------------------
++# Tests whether HEADER exists, giving a warning if it cannot be compiled using
++# the include files in INCLUDES and setting the cache variable VAR
++# accordingly.
++ac_fn_c_check_header_mongrel ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  if eval \${$3+:} false; then :
++  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
++$as_echo_n "checking for $2... " >&6; }
++if eval \${$3+:} false; then :
++  $as_echo_n "(cached) " >&6
++fi
++eval ac_res=\$$3
++	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
++$as_echo "$ac_res" >&6; }
++else
++  # Is the header compilable?
++{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
++$as_echo_n "checking $2 usability... " >&6; }
++cat confdefs.h - <<_ACEOF >conftest.$ac_ext
++/* end confdefs.h.  */
++$4
++#include <$2>
++_ACEOF
++if ac_fn_c_try_compile "$LINENO"; then :
++  ac_header_compiler=yes
++else
++  ac_header_compiler=no
++fi
++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
++{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
++$as_echo "$ac_header_compiler" >&6; }
++
++# Is the header present?
++{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
++$as_echo_n "checking $2 presence... " >&6; }
++cat confdefs.h - <<_ACEOF >conftest.$ac_ext
++/* end confdefs.h.  */
++#include <$2>
++_ACEOF
++if ac_fn_c_try_cpp "$LINENO"; then :
++  ac_header_preproc=yes
++else
++  ac_header_preproc=no
++fi
++rm -f conftest.err conftest.i conftest.$ac_ext
++{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
++$as_echo "$ac_header_preproc" >&6; }
++
++# So?  What about this header?
++case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
++  yes:no: )
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
++$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
++$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
++    ;;
++  no:yes:* )
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
++$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
++$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
++$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
++$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
++    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
++$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
++    ;;
++esac
++  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
++$as_echo_n "checking for $2... " >&6; }
++if eval \${$3+:} false; then :
++  $as_echo_n "(cached) " >&6
++else
++  eval "$3=\$ac_header_compiler"
++fi
++eval ac_res=\$$3
++	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
++$as_echo "$ac_res" >&6; }
++fi
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++
++} # ac_fn_c_check_header_mongrel
++
++# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
++# -------------------------------------------------------
++# Tests whether HEADER exists and can be compiled using the include files in
++# INCLUDES, setting the cache variable VAR accordingly.
++ac_fn_c_check_header_compile ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
++$as_echo_n "checking for $2... " >&6; }
++if eval \${$3+:} false; then :
++  $as_echo_n "(cached) " >&6
++else
++  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
++/* end confdefs.h.  */
++$4
++#include <$2>
++_ACEOF
++if ac_fn_c_try_compile "$LINENO"; then :
++  eval "$3=yes"
++else
++  eval "$3=no"
++fi
++rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
++fi
++eval ac_res=\$$3
++	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
++$as_echo "$ac_res" >&6; }
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++
++} # ac_fn_c_check_header_compile
++
++# ac_fn_c_check_func LINENO FUNC VAR
++# ----------------------------------
++# Tests whether FUNC exists, setting the cache variable VAR accordingly
++ac_fn_c_check_func ()
++{
++  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
++  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
++$as_echo_n "checking for $2... " >&6; }
++if eval \${$3+:} false; then :
++  $as_echo_n "(cached) " >&6
++else
++  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
++/* end confdefs.h.  */
++/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
++   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
++#define $2 innocuous_$2
++
++/* System header to define __stub macros and hopefully few prototypes,
++    which can conflict with char $2 (); below.
++    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
++    <limits.h> exists even on freestanding compilers.  */
++
++#ifdef __STDC__
++# include <limits.h>
++#else
++# include <assert.h>
++#endif
++
++#undef $2
++
++/* Override any GCC internal prototype to avoid an error.
++   Use char because int might match the return type of a GCC
++   builtin and then its argument prototype would still apply.  */
++#ifdef __cplusplus
++extern "C"
++#endif
++char $2 ();
++/* The GNU C library defines this for functions which it implements
++    to always fail with ENOSYS.  Some functions are actually named
++    something starting with __ and the normal name is an alias.  */
++#if defined __stub_$2 || defined __stub___$2
++choke me
++#endif
++
++int
++main ()
++{
++return $2 ();
++  ;
++  return 0;
++}
++_ACEOF
++if ac_fn_c_try_link "$LINENO"; then :
++  eval "$3=yes"
++else
++  eval "$3=no"
++fi
++rm -f core conftest.err conftest.$ac_objext \
++    conftest$ac_exeext conftest.$ac_ext
++fi
++eval ac_res=\$$3
++	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
++$as_echo "$ac_res" >&6; }
++  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
++
++} # ac_fn_c_check_func
++cat >config.log <<_ACEOF
++This file contains any messages produced by compilers while
++running configure, to aid debugging if configure makes a mistake.
++
++It was created by $as_me, which was
++generated by GNU Autoconf 2.69.  Invocation command line was
++
++  $ $0 $@
++
++_ACEOF
++exec 5>>config.log
++{
++cat <<_ASUNAME
++## --------- ##
++## Platform. ##
++## --------- ##
++
++hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
++uname -m = `(uname -m) 2>/dev/null || echo unknown`
++uname -r = `(uname -r) 2>/dev/null || echo unknown`
++uname -s = `(uname -s) 2>/dev/null || echo unknown`
++uname -v = `(uname -v) 2>/dev/null || echo unknown`
++
++/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
++/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
++
++/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
++/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
++/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
++/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
++/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
++/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
++/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
++
++_ASUNAME
++
++as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
++for as_dir in $PATH
++do
++  IFS=$as_save_IFS
++  test -z "$as_dir" && as_dir=.
++    $as_echo "PATH: $as_dir"
++  done
++IFS=$as_save_IFS
++
++} >&5
++
++cat >&5 <<_ACEOF
++
++
++## ----------- ##
++## Core tests. ##
++## ----------- ##
++
++_ACEOF
++
++
++# Keep a trace of the command line.
++# Strip out --no-create and --no-recursion so they do not pile up.
++# Strip out --silent because we don't want to record it for future runs.
++# Also quote any args containing shell meta-characters.
++# Make two passes to allow for proper duplicate-argument suppression.
++ac_configure_args=
++ac_configure_args0=
++ac_configure_args1=
++ac_must_keep_next=false
++for ac_pass in 1 2
++do
++  for ac_arg
++  do
++    case $ac_arg in
+     -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;;
+     -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+     | -silent | --silent | --silen | --sile | --sil)
+       continue ;;
+-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+-      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
++    *\'*)
++      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+     esac
+     case $ac_pass in
+-    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
++    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
+     2)
+-      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
++      as_fn_append ac_configure_args1 " '$ac_arg'"
+       if test $ac_must_keep_next = true; then
+-        ac_must_keep_next=false # Got value, back to normal.
++	ac_must_keep_next=false # Got value, back to normal.
+       else
+-        case $ac_arg in
+-          *=* | --config-cache | -C | -disable-* | --disable-* \
+-          | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
+-          | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
+-          | -with-* | --with-* | -without-* | --without-* | --x)
+-            case "$ac_configure_args0 " in
+-              "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
+-            esac
+-            ;;
+-          -* ) ac_must_keep_next=true ;;
+-        esac
++	case $ac_arg in
++	  *=* | --config-cache | -C | -disable-* | --disable-* \
++	  | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
++	  | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
++	  | -with-* | --with-* | -without-* | --without-* | --x)
++	    case "$ac_configure_args0 " in
++	      "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
++	    esac
++	    ;;
++	  -* ) ac_must_keep_next=true ;;
++	esac
+       fi
+-      ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
+-      # Get rid of the leading space.
+-      ac_sep=" "
++      as_fn_append ac_configure_args " '$ac_arg'"
+       ;;
+     esac
+   done
+ done
+-$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
+-$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
++{ ac_configure_args0=; unset ac_configure_args0;}
++{ ac_configure_args1=; unset ac_configure_args1;}
+ 
+ # When interrupted or exit'd, cleanup temporary files, and complete
+ # config.log.  We remove comments because anyway the quotes in there
+ # would cause problems or look ugly.
+-# WARNING: Be sure not to use single quotes in there, as some shells,
+-# such as our DU 5.0 friend, will then `close' the trap.
++# WARNING: Use '\'' to represent an apostrophe within the trap.
++# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
+ trap 'exit_status=$?
+   # Save into config.log some information that might help in debugging.
+   {
+     echo
+ 
+-    cat <<\_ASBOX
+-## ---------------- ##
++    $as_echo "## ---------------- ##
+ ## Cache variables. ##
+-## ---------------- ##
+-_ASBOX
++## ---------------- ##"
+     echo
+     # The following way of writing the cache mishandles newlines in values,
+-{
++(
++  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
++    eval ac_val=\$$ac_var
++    case $ac_val in #(
++    *${as_nl}*)
++      case $ac_var in #(
++      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
++$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
++      esac
++      case $ac_var in #(
++      _ | IFS | as_nl) ;; #(
++      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
++      *) { eval $ac_var=; unset $ac_var;} ;;
++      esac ;;
++    esac
++  done
+   (set) 2>&1 |
+-    case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
+-    *ac_space=\ *)
++    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
++    *${as_nl}ac_space=\ *)
+       sed -n \
+-        "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
+-    	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+-      ;;
++	"s/'\''/'\''\\\\'\'''\''/g;
++	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
++      ;; #(
+     *)
+-      sed -n \
+-        "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
++      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
+       ;;
+-    esac;
+-}
++    esac |
++    sort
++)
+     echo
+ 
+-    cat <<\_ASBOX
+-## ----------------- ##
++    $as_echo "## ----------------- ##
+ ## Output variables. ##
+-## ----------------- ##
+-_ASBOX
++## ----------------- ##"
+     echo
+     for ac_var in $ac_subst_vars
+     do
+-      eval ac_val=$`echo $ac_var`
+-      echo "$ac_var='"'"'$ac_val'"'"'"
++      eval ac_val=\$$ac_var
++      case $ac_val in
++      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
++      esac
++      $as_echo "$ac_var='\''$ac_val'\''"
+     done | sort
+     echo
+ 
+     if test -n "$ac_subst_files"; then
+-      cat <<\_ASBOX
+-## ------------- ##
+-## Output files. ##
+-## ------------- ##
+-_ASBOX
++      $as_echo "## ------------------- ##
++## File substitutions. ##
++## ------------------- ##"
+       echo
+       for ac_var in $ac_subst_files
+       do
+-	eval ac_val=$`echo $ac_var`
+-        echo "$ac_var='"'"'$ac_val'"'"'"
++	eval ac_val=\$$ac_var
++	case $ac_val in
++	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
++	esac
++	$as_echo "$ac_var='\''$ac_val'\''"
+       done | sort
+       echo
+     fi
+ 
+     if test -s confdefs.h; then
+-      cat <<\_ASBOX
+-## ----------- ##
++      $as_echo "## ----------- ##
+ ## confdefs.h. ##
+-## ----------- ##
+-_ASBOX
++## ----------- ##"
+       echo
+-      sed "/^$/d" confdefs.h | sort
++      cat confdefs.h
+       echo
+     fi
+     test "$ac_signal" != 0 &&
+-      echo "$as_me: caught signal $ac_signal"
+-    echo "$as_me: exit $exit_status"
++      $as_echo "$as_me: caught signal $ac_signal"
++    $as_echo "$as_me: exit $exit_status"
+   } >&5
+-  rm -f core core.* *.core &&
+-  rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
++  rm -f core *.core core.conftest.* &&
++    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
+     exit $exit_status
+-     ' 0
++' 0
+ for ac_signal in 1 2 13 15; do
+-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
++  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
+ done
+ ac_signal=0
+ 
+ # confdefs.h avoids OS command line length limits that DEFS can exceed.
+-rm -rf conftest* confdefs.h
+-# AIX cpp loses on an empty file, so make sure it contains at least a newline.
+-echo >confdefs.h
++rm -f -r conftest* confdefs.h
++
++$as_echo "/* confdefs.h */" > confdefs.h
+ 
+ # Predefined preprocessor variables.
+ 
+@@ -1139,112 +1973,137 @@ cat >>confdefs.h <<_ACEOF
+ #define PACKAGE_NAME "$PACKAGE_NAME"
+ _ACEOF
+ 
+-
+ cat >>confdefs.h <<_ACEOF
+ #define PACKAGE_TARNAME "$PACKAGE_TARNAME"
+ _ACEOF
+ 
+-
+ cat >>confdefs.h <<_ACEOF
+ #define PACKAGE_VERSION "$PACKAGE_VERSION"
+ _ACEOF
+ 
+-
+ cat >>confdefs.h <<_ACEOF
+ #define PACKAGE_STRING "$PACKAGE_STRING"
+ _ACEOF
+ 
+-
+ cat >>confdefs.h <<_ACEOF
+ #define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
+ _ACEOF
+ 
++cat >>confdefs.h <<_ACEOF
++#define PACKAGE_URL "$PACKAGE_URL"
++_ACEOF
++
+ 
+ # Let the site file select an alternate cache file if it wants to.
+-# Prefer explicitly selected file to automatically selected ones.
+-if test -z "$CONFIG_SITE"; then
+-  if test "x$prefix" != xNONE; then
+-    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
+-  else
+-    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+-  fi
++# Prefer an explicitly selected file to automatically selected ones.
++ac_site_file1=NONE
++ac_site_file2=NONE
++if test -n "$CONFIG_SITE"; then
++  # We do not want a PATH search for config.site.
++  case $CONFIG_SITE in #((
++    -*)  ac_site_file1=./$CONFIG_SITE;;
++    */*) ac_site_file1=$CONFIG_SITE;;
++    *)   ac_site_file1=./$CONFIG_SITE;;
++  esac
++elif test "x$prefix" != xNONE; then
++  ac_site_file1=$prefix/share/config.site
++  ac_site_file2=$prefix/etc/config.site
++else
++  ac_site_file1=$ac_default_prefix/share/config.site
++  ac_site_file2=$ac_default_prefix/etc/config.site
+ fi
+-for ac_site_file in $CONFIG_SITE; do
+-  if test -r "$ac_site_file"; then
+-    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
+-echo "$as_me: loading site script $ac_site_file" >&6;}
++for ac_site_file in "$ac_site_file1" "$ac_site_file2"
++do
++  test "x$ac_site_file" = xNONE && continue
++  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
++    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
++$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+     sed 's/^/| /' "$ac_site_file" >&5
+-    . "$ac_site_file"
++    . "$ac_site_file" \
++      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
++$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
++as_fn_error $? "failed to load site script $ac_site_file
++See \`config.log' for more details" "$LINENO" 5; }
+   fi
+ done
+ 
+ if test -r "$cache_file"; then
+-  # Some versions of bash will fail to source /dev/null (special
+-  # files actually), so we avoid doing that.
+-  if test -f "$cache_file"; then
+-    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
+-echo "$as_me: loading cache $cache_file" >&6;}
++  # Some versions of bash will fail to source /dev/null (special files
++  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
++  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
++    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
++$as_echo "$as_me: loading cache $cache_file" >&6;}
+     case $cache_file in
+-      [\\/]* | ?:[\\/]* ) . $cache_file;;
+-      *)                      . ./$cache_file;;
++      [\\/]* | ?:[\\/]* ) . "$cache_file";;
++      *)                      . "./$cache_file";;
+     esac
+   fi
+ else
+-  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
+-echo "$as_me: creating cache $cache_file" >&6;}
++  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
++$as_echo "$as_me: creating cache $cache_file" >&6;}
+   >$cache_file
+ fi
+ 
+ # Check that the precious variables saved in the cache have kept the same
+ # value.
+ ac_cache_corrupted=false
+-for ac_var in `(set) 2>&1 |
+-               sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
++for ac_var in $ac_precious_vars; do
+   eval ac_old_set=\$ac_cv_env_${ac_var}_set
+   eval ac_new_set=\$ac_env_${ac_var}_set
+-  eval ac_old_val="\$ac_cv_env_${ac_var}_value"
+-  eval ac_new_val="\$ac_env_${ac_var}_value"
++  eval ac_old_val=\$ac_cv_env_${ac_var}_value
++  eval ac_new_val=\$ac_env_${ac_var}_value
+   case $ac_old_set,$ac_new_set in
+     set,)
+-      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+-echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
++      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
++$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+       ac_cache_corrupted=: ;;
+     ,set)
+-      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
+-echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
++      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
++$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+       ac_cache_corrupted=: ;;
+     ,);;
+     *)
+       if test "x$ac_old_val" != "x$ac_new_val"; then
+-        { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+-echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+-        { echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
+-echo "$as_me:   former value:  $ac_old_val" >&2;}
+-        { echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
+-echo "$as_me:   current value: $ac_new_val" >&2;}
+-        ac_cache_corrupted=:
++	# differences in whitespace do not lead to failure.
++	ac_old_val_w=`echo x $ac_old_val`
++	ac_new_val_w=`echo x $ac_new_val`
++	if test "$ac_old_val_w" != "$ac_new_val_w"; then
++	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
++$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
++	  ac_cache_corrupted=:
++	else
++	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
++$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
++	  eval $ac_var=\$ac_old_val
++	fi
++	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
++$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
++	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
++$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+       fi;;
+   esac
+   # Pass precious variables to config.status.
+   if test "$ac_new_set" = set; then
+     case $ac_new_val in
+-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+-      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
++    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+     *) ac_arg=$ac_var=$ac_new_val ;;
+     esac
+     case " $ac_configure_args " in
+       *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
+-      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
++      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
+     esac
+   fi
+ done
+ if $ac_cache_corrupted; then
+-  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
+-echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+-  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+-echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
+-   { (exit 1); exit 1; }; }
++  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
++$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
++  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
++$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
++  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+ fi
++## -------------------- ##
++## Main body of script. ##
++## -------------------- ##
+ 
+ ac_ext=c
+ ac_cpp='$CPP $CPPFLAGS'
+@@ -1253,24 +2112,7 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
+ ac_compiler_gnu=$ac_cv_c_compiler_gnu
+ 
+ 
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-
+-          ac_config_headers="$ac_config_headers config.h"
++ac_config_headers="$ac_config_headers config.h"
+ 
+ 
+ 
+@@ -1282,13 +2124,13 @@ echo "this is screen version $VERSION" 1>&6
+ 
+ 
+ if test "x$prefix" = xNONE; then
+-  echo $ECHO_N "checking for prefix by $ECHO_C" >&6
++  $as_echo_n "checking for prefix by " >&6
+   # Extract the first word of "screen", so it can be a program name with args.
+ set dummy screen; ac_word=$2
+-echo "$as_me:$LINENO: checking for $ac_word" >&5
+-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+-if test "${ac_cv_path_ac_prefix_program+set}" = set; then
+-  echo $ECHO_N "(cached) $ECHO_C" >&6
++{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
++$as_echo_n "checking for $ac_word... " >&6; }
++if ${ac_cv_path_ac_prefix_program+:} false; then :
++  $as_echo_n "(cached) " >&6
+ else
+   case $ac_prefix_program in
+   [\\/]* | ?:[\\/]*)
+@@ -1300,64 +2142,87 @@ for as_dir in $PATH
+ do
+   IFS=$as_save_IFS
+   test -z "$as_dir" && as_dir=.
+-  for ac_exec_ext in '' $ac_executable_extensions; do
+-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
++    for ac_exec_ext in '' $ac_executable_extensions; do
++  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+     ac_cv_path_ac_prefix_program="$as_dir/$ac_word$ac_exec_ext"
+-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
++    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+     break 2
+   fi
+ done
+-done
++  done
++IFS=$as_save_IFS
+ 
+   ;;
+ esac
+ fi
+ ac_prefix_program=$ac_cv_path_ac_prefix_program
+-
+ if test -n "$ac_prefix_program"; then
+-  echo "$as_me:$LINENO: result: $ac_prefix_program" >&5
+-echo "${ECHO_T}$ac_prefix_program" >&6
++  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prefix_program" >&5
++$as_echo "$ac_prefix_program" >&6; }
+ else
+-  echo "$as_me:$LINENO: result: no" >&5
+-echo "${ECHO_T}no" >&6
++  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
++$as_echo "no" >&6; }
+ fi
+ 
+-  if test -n $ac_prefix_program; then
+-    prefix=`(dirname "$ac_prefix_program") 2>/dev/null ||
++
++  if test -n "$ac_prefix_program"; then
++    prefix=`$as_dirname -- "$ac_prefix_program" ||
+ $as_expr X"$ac_prefix_program" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+-         X"$ac_prefix_program" : 'X\(//\)[^/]' \| \
+-         X"$ac_prefix_program" : 'X\(//\)$' \| \
+-         X"$ac_prefix_program" : 'X\(/\)' \| \
+-         .     : '\(.\)' 2>/dev/null ||
+-echo X"$ac_prefix_program" |
+-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+-  	  /^X\(\/\/\)$/{ s//\1/; q; }
+-  	  /^X\(\/\).*/{ s//\1/; q; }
+-  	  s/.*/./; q'`
+-    prefix=`(dirname "$prefix") 2>/dev/null ||

@@ Diff output truncated at 100000 characters. @@
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